{"id":40822,"date":"2026-10-14T15:43:35","date_gmt":"2026-10-14T13:43:35","guid":{"rendered":"https:\/\/mascherpa.it\/?p=40822"},"modified":"2026-10-14T16:39:40","modified_gmt":"2026-10-14T14:39:40","slug":"40822","status":"publish","type":"post","link":"https:\/\/mascherpa.it\/en\/blog\/electronic-encapsulants-a-guide-to-protecting-printed-circuit-boards-pcbs-and-electronic-devices-2\/","title":{"rendered":"Outgassing in space: materials and space-grade solutions"},"content":{"rendered":"[vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; bg_color=&#8221;#f7f7f7&#8243; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;15px&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;punti&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;clip-path&#8221; clip_path_animation_type=&#8221;default&#8221; clip_path_animation_applies=&#8221;default&#8221; clip_path_animation_addon=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;padding-3-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; column_padding_type=&#8221;default&#8221; gradient_type=&#8221;default&#8221;][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221;][vc_column_inner column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; column_padding_type=&#8221;default&#8221; gradient_type=&#8221;default&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>Key points on outgassing<\/strong><\/h2>\n[\/vc_column_text]<div class=\"nectar-fancy-ul\" data-list-icon=\"icon-salient-check\" data-animation=\"true\" data-animation-delay=\"0\" data-color=\"accent-color\" data-spacing=\"default\" data-alignment=\"left\"> \n<ul>\n<li><b>Outgassing<\/b> is the <b>release<\/b> of <b>volatile compounds<\/b> from a material and becomes particularly critical under vacuum conditions.<\/li>\n<li>The released <b>compounds<\/b> can condense on <b>sensors<\/b>, <b>electronics<\/b>, and other <b>sensitive surfaces<\/b>.<\/li>\n<li><b>ASTM E595<\/b> and <b>ECSS-Q-ST-70-02C<\/b> are <b>key references<\/b> for assessing materials intended for space applications.<\/li>\n<li>The <b>TML, RML, and CVCM<\/b> parameters make it possible to analyze <b>mass loss<\/b> and the <b>fraction<\/b> of potentially condensable volatile <b>material<\/b>.<\/li>\n<li>Four <b>ARALDITE\u00ae adhesives<\/b> met the general <b>ECSS<\/b> <b>outgassing<\/b> criteria. Alongside these are the <b>DOWSIL\u2122<\/b> solutions offered by <b>Mascherpa<\/b> for <b>encapsulation<\/b> in space environments. <\/li>\n<\/ul>\n <\/div>[\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][divider line_type=&#8221;No Line&#8221; custom_height=&#8221;30&#8243;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]In the <a href=\"https:\/\/mascherpa.it\/guida-prodotto\/aerospaziale-e-difesa\/\"><b>aerospace<\/b><\/a> sector, choosing a material means looking beyond its primary function. An <b>adhesive<\/b> must bond, an <b>encapsulant<\/b> must protect, and a <b>lubricant<\/b> must reduce friction and wear, but all of this must continue to take place <b>in a vacuum<\/b>, through <b>temperature<\/b> <b>swings<\/b>, and near <b>electronics<\/b>, <b>sensors<\/b>, and <b>sensitive optical systems<\/b>. <\/p>\n<p>It is in this context that <b>outgassing<\/b>, or <b>degassing<\/b>, becomes a fundamental selection criterion. Volatile <b>compounds<\/b> released by a material can indeed <b>migrate<\/b> through the <b>vacuum<\/b> and <b>deposit<\/b> on other <b>surfaces<\/b>, with <b>consequences<\/b> that, on a satellite, can become <b>difficult<\/b> or <b>impossible<\/b> to <b>correct<\/b> after launch. <\/p>\n<p>The topic is now even more relevant given the availability of new data on <a href=\"https:\/\/mascherpa.it\/guida-prodotto\/adesivi-industriali\/adesivi-strutturali\/\"><b>structural adhesives<\/b><\/a>: four <b>ARALDITE\u00ae systems<\/b> have been screened according to <b>ECSS-Q-ST-70-02C<\/b>, meeting the general <b>outgassing<\/b> criteria set out in the standard.[\/vc_column_text][image_with_animation image_url=&#8221;40825&#8243; image_size=&#8221;full&#8221; max_width=&#8221;100%&#8221; max_width_mobile=&#8221;default&#8221; animation_type=&#8221;entrance&#8221; animation=&#8221;None&#8221; animation_movement_type=&#8221;transform_y&#8221; hover_animation=&#8221;none&#8221; alignment=&#8221;&#8221; border_radius=&#8221;20px&#8221; box_shadow=&#8221;small_depth&#8221; image_loading=&#8221;default&#8221;][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; bg_color=&#8221;#f7f7f7&#8243; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;15px&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;clip-path&#8221; clip_path_animation_type=&#8221;default&#8221; clip_path_animation_applies=&#8221;default&#8221; clip_path_animation_addon=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;padding-3-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; column_padding_type=&#8221;default&#8221; gradient_type=&#8221;default&#8221;][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221;][vc_column_inner column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; column_padding_type=&#8221;default&#8221; gradient_type=&#8221;default&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2>Index<\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<ul>\n<li><a href=\"#1\">What is outgassing?<\/a><\/li>\n<li><a href=\"#2\">Why are low-outgassing materials needed in space?<\/a><\/li>\n<li><a href=\"#3\">How is material outgassing assessed?<\/a>\n<ul>\n<li><a href=\"#4\">ASTM E595: TML and CVCM<\/a><\/li>\n<li><a href=\"#5\">ECSS-Q-ST-70-02C and RML<\/a><\/li>\n<\/ul>\n<\/li>\n<li><a href=\"#6\">New ECSS results for four ARALDITE\u00ae adhesives<\/a><\/li>\n<li><a href=\"#7\">Low-outgassing solutions for satellites and space systems<\/a>\n<ul>\n<li><a href=\"#8\">DOWSIL\u2122 for low-outgassing encapsulation and sealing<\/a><\/li>\n<\/ul>\n<\/li>\n<li><a href=\"#9\">Real-world applications in the space sector<\/a>\n<ul>\n<li><a href=\"#10\">DOWSIL 93-500 for a satellite<\/a><\/li>\n<li><a href=\"#11\">SYLGARD 184 for space optics<\/a><\/li>\n<\/ul>\n<\/li>\n<li><a href=\"#12\">Frequently asked questions about outgassing<\/a><\/li>\n<li><a href=\"#13\">How to choose a low-outgassing material<\/a><\/li>\n<\/ul>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;1&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>What is outgassing?<\/strong><\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]<b>Outgassing<\/b> is the <b>release of volatile compounds<\/b> by a material. Under normal atmospheric conditions, the phenomenon may have a limited impact, but in a <b>vacuum environment<\/b>, the released substances can <b>move away<\/b> from the <b>source<\/b> <b>surface<\/b>, <b>travel through<\/b> the <b>system<\/b>, and reach other components. <\/p>\n<p>The issue, then, is not just about the <b>loss<\/b> of a small part of the <b>material&#8217;s mass<\/b>. Some of the released <b>compounds<\/b> can <b>condense<\/b> on <b>colder<\/b> <b>surfaces<\/b>, forming <b>deposits<\/b> exactly where <b>contamination<\/b> should be kept to a <b>minimum<\/b>. <\/p>\n<p>This is where the concept of <b>low-outgassing<\/b> comes from: it does not indicate the absolute absence of the phenomenon, but rather the need to select materials whose <b>behavior<\/b> in <b>vacuum<\/b> is <b>compatible<\/b> with the <b>application<\/b> and the <b>limits required<\/b> by the project.<\/p>\n<p>An <b>adhesive<\/b>, <b>sealant<\/b>, or <b>lubricant<\/b> may therefore be perfectly adequate from a mechanical or functional standpoint, but not necessarily suitable for a <b>space system<\/b> if its release of volatile compounds has not been assessed.[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;2&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>Why are low-outgassing materials needed in space?<\/strong><\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]A <b>satellite<\/b> brings together components with very different requirements in a small space. <a href=\"https:\/\/mascherpa.it\/guida-prodotto\/elettronica\/\"><b>Electronics<\/b><\/a>, sensors, optics, <b>wiring<\/b>, <b>thermal management<\/b> systems, <a href=\"https:\/\/mascherpa.it\/en\/cuscinetti-2\/\"><b>bearings<\/b><\/a>, and <b>actuators<\/b> must work <b>simultaneously<\/b> under <b>high vacuum<\/b>, strong <b>temperature<\/b> <b>swings<\/b>, and <b>extended operating cycles<\/b>.<\/p>\n<p>In this context, even small amounts of released material can become significant.<\/p>\n<p>If a <b>volatile compound<\/b> reaches a <b>colder surface<\/b> and <b>condenses<\/b>, it can form <b>micro-deposits<\/b>. On a structural part, the effect may be negligible; on a lens, an optical sensor, or a surface with a precise thermal function, it can instead <b>interferere<\/b> with the expected <b>performance<\/b>. <\/p>\n<p>This is why <b>low-outgassing<\/b> materials are not chosen simply because they &#8220;release less.&#8221; They are selected because they must <b>reduce<\/b> the <b>risk<\/b> of the <b>material<\/b> itself becoming a <b>source<\/b> of <b>contamination<\/b> for its surroundings. <\/p>\n<p>There is also a second factor that makes the choice particularly delicate: once the system is in orbit, the <b>possibilities<\/b> for <b>intervention<\/b> become extremely <b>limited or nonexistent<\/b>. The <b>compatibility<\/b> of the <b>material<\/b> with the <b>vacuum<\/b>, the <b>thermal cycle<\/b>, and neighboring components must therefore be verified before launch.[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;3&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>How is material outgassing assessed?<\/strong><\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]Defining a product as &#8220;<b>low-outgassing<\/b>&#8221; without knowing the method by which it was assessed says little. To compare different materials, test methods are used that allow for the <b>quantification<\/b> of <b>mass<\/b> <b>loss<\/b> and, above all, the portion of <b>volatile material<\/b> that can <b>condense<\/b> on other surfaces. <\/p>\n<p>Two key references for the <b>space sector<\/b> are <b>ASTM E595<\/b> and <b>ECSS-Q-ST-70-02C<\/b>.<\/p>\n<p>The first point to clarify is that these are not simple commercial labels. The test method establishes <b>how the material&#8217;s behavior is measured<\/b>, while the <b>applicable specification<\/b> for the project establishes <b>which values<\/b> must be met.[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;4&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h3><strong>ASTM E595: TML and CVCM<\/strong><\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]<b>ASTM E595<\/b> is used to assess the <b>outgassing<\/b> of materials subjected to <b>controlled<\/b> <b>thermal vacuum<\/b> conditions.<\/p>\n<p>The sample is held for <b>24 hours at 125 \u00b0C in a high-vacuum environment<\/b> of less than <b>7\u00d710\u207b\u00b3 Pa<\/b>, so that both the <b>overall mass<\/b> <b>loss<\/b> and the amount of <b>volatile material<\/b> that can condense on a colder surface can be measured.<\/p>\n<p>The two main parameters are:<\/p>\n<ul>\n<li><b>TML, Total Mass Loss<\/b>, i.e., the total <b>mass<\/b> <b>loss<\/b> recorded during the test.<\/li>\n<li><b>CVCM, Collected Volatile Condensable Material<\/b>, i.e., the <b>amount<\/b> of condensable <b>volatile material<\/b> collected.<\/li>\n<\/ul>\n<p>The difference is important. <b>TML<\/b> indicates <b>how much<\/b> material is <b>lost<\/b>; <b>CVCM<\/b>, on the other hand, helps to understand <b>how much<\/b> of what is released <b>can turn into<\/b> a potential source of <b>contamination<\/b> for other components.<\/p>\n<p>For <b>NASA<\/b> applications, the following are used as reference thresholds:[\/vc_column_text][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221; class=&#8221;table-scroll&#8221;][vc_column_inner column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<table>\n<tbody>\n<tr>\n<td><b>Parameter<\/b><\/td>\n<td><b>Reference value<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>TML<\/b><\/td>\n<td>\u2264 1.0%<\/td>\n<\/tr>\n<tr>\n<td><b>CVCM<\/b><\/td>\n<td>\u2264 0.10%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]<b>ASTM E595<\/b> should therefore be considered a <b>test method<\/b>. To determine if a material is usable, the results must then be compared with the requirements set by the specification or program.[\/vc_column_text][image_with_animation image_url=&#8221;40827&#8243; image_size=&#8221;full&#8221; max_width=&#8221;100%&#8221; max_width_mobile=&#8221;default&#8221; animation_type=&#8221;entrance&#8221; animation=&#8221;None&#8221; animation_movement_type=&#8221;transform_y&#8221; hover_animation=&#8221;none&#8221; alignment=&#8221;&#8221; border_radius=&#8221;20px&#8221; box_shadow=&#8221;small_depth&#8221; image_loading=&#8221;default&#8221;][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;5&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h3><strong>ECSS-Q-ST-70-02C and RML<\/strong><\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]In the European <b>space sector<\/b>, <b>ECSS-Q-ST-70-02C<\/b> is one of the references used for the <b>selection<\/b> of <b>materials<\/b> in relation to <b>outgassing<\/b>.<\/p>\n<p>The test conditions are similar to those set out in ASTM E595, and the results are generally comparable for screening purposes. In the <b>ECSS<\/b> assessment, however, <b>RML, Recovered Mass Loss<\/b>, also comes into play, which considers the <b>mass loss<\/b> after <b>post-conditioning<\/b> and <b>moisture<\/b> <b>recovery<\/b>. <\/p>\n<p>The general criteria used for material selection are:[\/vc_column_text][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221; class=&#8221;table-scroll&#8221;][vc_column_inner column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<table>\n<tbody>\n<tr>\n<td><b>Parameter<\/b><\/td>\n<td><b>General criterion<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>RML<\/b><\/td>\n<td>&lt; 1.00%<\/td>\n<\/tr>\n<tr>\n<td><b>CVCM<\/b><\/td>\n<td>&lt; 0.10%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]This step matters because it allows the material choice to be based on measured data, rather than on a generic definition of &#8220;low degassing.&#8221;[\/vc_column_text][image_with_animation image_url=&#8221;40829&#8243; image_size=&#8221;full&#8221; max_width=&#8221;100%&#8221; max_width_mobile=&#8221;default&#8221; animation_type=&#8221;entrance&#8221; animation=&#8221;None&#8221; animation_movement_type=&#8221;transform_y&#8221; hover_animation=&#8221;none&#8221; alignment=&#8221;&#8221; border_radius=&#8221;20px&#8221; box_shadow=&#8221;small_depth&#8221; image_loading=&#8221;default&#8221;][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;6&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>New ECSS results for four ARALDITE\u00ae adhesives<\/strong><\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]<b>Outgassing<\/b> <b>control<\/b> also applies to <b>structural adhesives<\/b>. Four <b>epoxy systems<\/b> <a href=\"https:\/\/mascherpa.it\/guida-prodotto\/marchi\/araldite\/\"><b>ARALDITE\u00ae<\/b><\/a> were recently screened according to <b>ECSS-Q-ST-70-02C<\/b>: <\/p>\n<ul>\n<li><a href=\"https:\/\/mascherpa.it\/prodotti\/araldite-2013-2\/\"><b>ARALDITE\u00ae 2013-2<\/b><\/a><\/li>\n<li><a href=\"https:\/\/mascherpa.it\/prodotti\/araldite-2014-3\/\"><b>ARALDITE\u00ae 2014-3<\/b><\/a><\/li>\n<li><b>ARALDITE\u00ae AV 138M-1 \/ Hardener HV 998-1<\/b><\/li>\n<li><b>ARALDITE\u00ae AV 138M-2 \/ Hardener HV 998-1<\/b><\/li>\n<\/ul>\n<p>During the test, <b>TML<\/b>, <b>RML<\/b>, and <b>CVCM<\/b> were measured. The most important finding for selection purposes is that <b>all four systems meet the general ECSS criteria set for RML and CVCM<\/b>. <\/p>\n<p>The results for the two parameters used in the general criteria are:[\/vc_column_text][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221; class=&#8221;table-scroll&#8221;][vc_column_inner column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<table>\n<tbody>\n<tr>\n<td><b>Product<\/b><\/td>\n<td><b>RML<\/b><\/td>\n<td><b>CVCM<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>ARALDITE\u00ae 2013-2<\/b><\/td>\n<td>0.952%<\/td>\n<td>0.033%<\/td>\n<\/tr>\n<tr>\n<td><b>ARALDITE\u00ae 2014-3<\/b><\/td>\n<td>0.616%<\/td>\n<td>0.010%<\/td>\n<\/tr>\n<tr>\n<td><b>ARALDITE\u00ae AV 138M-1 \/ HV 998-1<\/b><\/td>\n<td>0.606%<\/td>\n<td>0.011%<\/td>\n<\/tr>\n<tr>\n<td><b>ARALDITE\u00ae AV 138M-2 \/ HV 998-1<\/b><\/td>\n<td>0.667%<\/td>\n<td>0.002%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]Among the four products, <b>ARALDITE\u00ae 2014-3<\/b> is of particular interest for <b>space applications<\/b> where <b>bonding<\/b> performance must be paired with documented behavior in terms of <b>outgassing<\/b>. The measured values, an <b>RML<\/b> of <b>0.616%<\/b> and a <b>CVCM<\/b> of <b>0.010%<\/b>, remain within the general criteria set by the standard. <\/p>\n<p>The point, however, isn&#8217;t to identify an absolute &#8220;best&#8221; product. All four systems passed screening against the stated criteria, and adhesive selection still needs to take into account: <\/p>\n<ul>\n<li>substrates,<\/li>\n<li>joint geometry,<\/li>\n<li>application process,<\/li>\n<li>operating conditions,<\/li>\n<li>program-specific requirements.<\/li>\n<\/ul>\n<p>The new data therefore adds <b>a further technical criterion to adhesive selection<\/b>, without replacing the evaluation of the application as a whole.[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;7&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>Low-outgassing solutions for satellites and space systems<\/strong><\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]Outgassing <b>control<\/b> <b>control<\/b> does not end with bonding. A satellite can contain materials with very different functions, and each must be assessed for the <b>risk of release<\/b> and <b>contamination<\/b>. <\/p>\n<p>The same principles therefore apply to <a href=\"https:\/\/mascherpa.it\/guida-prodotto\/elettronica\/resine-e-incapsulanti\/\"><b>encapsulants<\/b><\/a> and <b>sealants<\/b>.[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;8&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h3><strong>DOWSIL\u2122 for low-outgassing encapsulation and sealing<\/strong><\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]Protecting an <b>electronic circuit<\/b> means <b>isolating<\/b> and <b>stabilizing<\/b> the component <b>without<\/b> introducing a new <b>risk factor<\/b> for sensors, optics, or other sensitive surfaces.<\/p>\n<p><a href=\"https:\/\/mascherpa.it\/prodotti\/dowsil-93-500-space-grade-encapsulant-thixotropic\/\"><b>DOWSIL\u2122 93-500 Space Grade Encapsulant<\/b><\/a> is a <b>space-grade encapsulant<\/b> compliant with specification <b>NASA SP-R-0022A<\/b>, with a stated operating range between <b>-115 \u00b0C and +200 \u00b0C<\/b>.<\/p>\n<p>The range also includes materials developed for different functions. <a href=\"https:\/\/mascherpa.it\/prodotti\/dowsil-6-1104-controlled-volatility-sealant\/\"><b>DOWSIL\u2122 6-1104 Controlled Volatility Sealant<\/b><\/a>, for example, is a <b>controlled-volatility sealant<\/b> evaluated for <b>low-outgassing<\/b> applications according to <b>ASTM E595<\/b>.<\/p>\n<p>In both cases, the principle remains the same: the ability to <b>protect<\/b> or <b>seal<\/b> the component must be accompanied by <b>behavior compatible<\/b> with the <b>vacuum environment<\/b>.[\/vc_column_text][nectar_btn size=&#8221;large&#8221; open_new_tab=&#8221;true&#8221; button_style=&#8221;regular&#8221; button_color_2=&#8221;Accent-Color&#8221; icon_family=&#8221;none&#8221; text=&#8221;Download the technical guides&#8221; url=&#8221;https:\/\/mascherpa.it\/guida-prodotto\/aerospaziale-e-difesa\/#form&#8221;][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;9&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>Real-world applications in the space sector<\/strong><\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]Outgassing <b>parameters<\/b> <b>parameters<\/b> take on a much more immediate meaning when linked to what can actually happen inside a satellite.[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;10&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h3><strong>DOWSIL 93-500 for a satellite<\/strong><\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]A manufacturer of <b>modules for observation satellites<\/b> experiences <b>degradation<\/b> of <b>optical sensors<\/b> due to <b>micro-deposits<\/b> of <b>CVCM<\/b> generated by the <b>outgassing<\/b> of conventional <b>encapsulants<\/b> <b>in vacuum<\/b>.<\/p>\n<p>Replacement with <b>DOWSIL 93-500<\/b>, a <b>NASA SP-R-0022A certified<\/b> space-grade encapsulant, which passes <b>ASTM E595 tests<\/b>, ensuring <b>optical<\/b> and <b>electrical stability<\/b> for the entire life of the satellite.<\/p>\n<p>This case highlights a key point: an encapsulant can&#8217;t be assessed solely on the protection it provides to electronics. When optical sensors are nearby, its low-outgassing behavior also becomes part of the required performance.[\/vc_column_text][image_with_animation image_url=&#8221;40831&#8243; image_size=&#8221;full&#8221; max_width=&#8221;100%&#8221; max_width_mobile=&#8221;default&#8221; animation_type=&#8221;entrance&#8221; animation=&#8221;None&#8221; animation_movement_type=&#8221;transform_y&#8221; hover_animation=&#8221;none&#8221; alignment=&#8221;&#8221; border_radius=&#8221;20px&#8221; box_shadow=&#8221;small_depth&#8221; image_loading=&#8221;default&#8221;][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;11&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h3><strong>SYLGARD 184 for space optics<\/strong><\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]An astronomical <b>research institute<\/b> <b>institute<\/b> needs to bond <b>pairs<\/b> of <b>large-diameter<\/b> <b>lenses<\/b> for an instrument in a thermally variable environment, with <b>zero mechanical stress<\/b> and <b>transparency between 370<\/b> and <b>1700 nm<\/b>.<\/p>\n<p>Adoption of <a href=\"https:\/\/mascherpa.it\/prodotti\/sylgard-184-silicone-elastomer-kit\/\"><b>SYLGARD 184<\/b><\/a>, a transparent <b>silicone optical adhesive<\/b> that <b>minimizes<\/b> <b>stress<\/b> from <b>differing coefficients<\/b> of <b>thermal expansion<\/b> without optical absorption.<\/p>\n<p>This third example also helps to put the topic of <b>outgassing<\/b> into the correct perspective. <b>Low-outgassing<\/b> is an important requirement in space applications, but it is not the only one: optical properties, thermal compatibility, electrical characteristics, and mechanical behavior must be evaluated together.[\/vc_column_text][image_with_animation image_url=&#8221;40833&#8243; image_size=&#8221;full&#8221; max_width=&#8221;100%&#8221; max_width_mobile=&#8221;default&#8221; animation_type=&#8221;entrance&#8221; animation=&#8221;None&#8221; animation_movement_type=&#8221;transform_y&#8221; hover_animation=&#8221;none&#8221; alignment=&#8221;&#8221; border_radius=&#8221;20px&#8221; box_shadow=&#8221;small_depth&#8221; image_loading=&#8221;default&#8221;][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;12&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>Frequently asked questions about outgassing<\/strong><\/h2>\n[\/vc_column_text][toggles style=&#8221;minimal&#8221;][toggle color=&#8221;Default&#8221; heading_tag=&#8221;default&#8221; heading_tag_functionality=&#8221;default&#8221; title=&#8221;What causes outgassing?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]Outgassing occurs when a material releases volatile substances present within it. The phenomenon becomes particularly significant under vacuum conditions, where these compounds can be released and migrate more easily to other parts of the system. <\/p>\n<p>This is why a material&#8217;s behavior has to be assessed with the actual conditions of use in mind.[\/vc_column_text][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;default&#8221; heading_tag_functionality=&#8221;default&#8221; title=&#8221;What happens during outgassing?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]During outgassing, some of the volatile compounds present in the material are released into the surrounding environment.<\/p>\n<p>In a vacuum, these substances can travel and then condense on colder surfaces. It&#8217;s precisely this ability to form deposits on other components that makes the phenomenon critical in space applications.[\/vc_column_text][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;default&#8221; heading_tag_functionality=&#8221;default&#8221; title=&#8221;What is an example of outgassing?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]A typical example is a material used near an optical sensor inside a satellite.<\/p>\n<p>If the encapsulant or sealant releases volatile compounds in a vacuum, these can migrate and deposit on the surface of the sensor or a lens, potentially altering its performance. This is one of the reasons why <b>low-outgassing<\/b> materials are selected for these applications.[\/vc_column_text][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;default&#8221; heading_tag_functionality=&#8221;default&#8221; title=&#8221;What does low-outgassing mean?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]<b>Low-outgassing<\/b> indicates a material characterized by a limited release of volatile compounds under the conditions expected for the application.<\/p>\n<p>It doesn&#8217;t mean &#8220;zero outgassing,&#8221; but rather controlled behavior that has been assessed through specific tests. In the space sector, this helps reduce the risk of the material becoming a source of contamination for nearby components.[\/vc_column_text][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;default&#8221; heading_tag_functionality=&#8221;default&#8221; title=&#8221;How do you check whether a material is low-outgassing?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]This behavior is verified through tests carried out under controlled thermal vacuum conditions.<\/p>\n<p>Methods such as <b>ASTM E595<\/b> and <b>ECSS-Q-ST-70-02C<\/b> allow for measuring how much mass is lost and how much of the released compounds can condense. The results are then compared with the criteria required by the applicable specification or program.[\/vc_column_text][\/toggle][\/toggles][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;13&#8243; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2><strong>How to choose a low-outgassing material<\/strong><\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]There is no single <b>low-outgassing material<\/b> suitable for every space application.<\/p>\n<p>The choice changes radically depending on whether the goal is to create a <b>structural joint<\/b>, <b>protect<\/b> an <b>electronic circuit<\/b>, <b>seal<\/b> a <b>component<\/b>, or <b>ensure<\/b> the <b>lubrication<\/b> of an actuator for the entire mission.<\/p>\n<p>The data obtained through <b>ASTM E595<\/b> or <b>ECSS-Q-ST-70-02C<\/b> therefore constitute one part of the <b>selection<\/b> <b>process<\/b>. They must be read together with temperature, vacuum level, operating duration, proximity to optics and sensors, component geometry, materials involved, and the application process. <\/p>\n<p>Documentation also needs to be verified against the specific application, since specifications, revisions, batch, and packaging can affect the qualifications available.<\/p>\n<p>It is within this framework that solutions such as <b>ARALDITE\u00ae<\/b> adhesives and <a href=\"https:\/\/mascherpa.it\/en\/dowsil-9\/\"><b>DOWSIL\u2122<\/b><\/a> encapsulants and sealants fit in, each with a different role within the system.<\/p>\n<p>For <b>Aerospace &#038; Defence<\/b> applications, Mascherpa experts can support the <b>verification<\/b> of the <b>material<\/b>, <b>technical documentation<\/b>, and the <b>specification<\/b> most <b>consistent<\/b> with the <b>actual conditions<\/b> of your project. For more information, <a href=\"https:\/\/mascherpa.it\/contatti\/\"><b>contact<\/b><\/a> the Mascherpa experts or visit our <a href=\"https:\/\/mascherpa.it\/guida-prodotto\/aerospaziale-e-difesa\/\"><b>new section dedicated<\/b><\/a> to <b>Aerospace &#038; Defence<\/b> solutions.[\/vc_column_text][nectar_btn size=&#8221;large&#8221; open_new_tab=&#8221;true&#8221; button_style=&#8221;regular&#8221; button_color_2=&#8221;Accent-Color&#8221; icon_family=&#8221;none&#8221; text=&#8221;Download the technical guides&#8221; url=&#8221;https:\/\/mascherpa.it\/guida-prodotto\/aerospaziale-e-difesa\/#form&#8221;][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"<p><a href=\"https:\/\/mascherpa.it\/en\/blog\/electronic-encapsulants-a-guide-to-protecting-printed-circuit-boards-pcbs-and-electronic-devices-2\/\" class=\"excerpt\">[vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; bg_color=&#8221;#f7f7f7&#8243; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;15px&#8221; row_border_radius_applies=&#8221;bg&#8221; row_position_desktop=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; id=&#8221;punti&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;clip-path&#8221; clip_path_animation_type=&#8221;default&#8221; clip_path_animation_applies=&#8221;default&#8221; clip_path_animation_addon=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;padding-3-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; flex_gap_desktop=&#8221;10px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221;&#8230;<\/a><\/p>\n","protected":false},"author":4,"featured_media":40826,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_wpb_vc_js_status":"true","_wpb_shortcodes_custom_css":""},"categories":[3338,5614,3256,5615,3205,3312],"tags":[],"class_list":["post-40822","post","type-post","status-publish","format-standard","has-post-thumbnail","category-aerospace-and-defense","category-araldite-en-2","category-dowsil-en","category-electronic-protection","category-industrial-adhesives","category-sylgard-en"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Outgassing in space: materials and space-grade solutions<\/title>\n<meta name=\"description\" content=\"What outgassing in space is, how it&#039;s assessed with ASTM E595 and ECSS, and which ARALDITE\u00ae and DOWSIL\u2122 solutions are 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