{"id":33478,"date":"2025-04-16T10:06:27","date_gmt":"2025-04-16T10:06:27","guid":{"rendered":"https:\/\/mascherpa.it\/non-categorizzato\/"},"modified":"2025-11-20T18:50:36","modified_gmt":"2025-11-20T18:50:36","slug":"silicone-ablative-materials-for-aerospace-and-defense","status":"publish","type":"post","link":"https:\/\/mascherpa.it\/en\/blog\/silicone-ablative-materials-for-aerospace-and-defense\/","title":{"rendered":"Silicone ablative materials for aerospace and defense"},"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; 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; 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; 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 class=\"p3\">Key points of the article<\/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>\n<p class=\"p1\"><strong>Ablative<\/strong> <strong>silicone<\/strong> <strong>materials<\/strong> protect critical components from <strong>extreme heat<\/strong> and <strong>mechanical stress<\/strong>. <strong>Ablative silicones<\/strong> in the <strong>DOWSIL\u2122 <\/strong>range represent high-performance solutions for rockets, missiles, drones, and launch infrastructure.<\/p>\n<\/li>\n<li>\n<p class=\"p1\">Ablative materials provide wide <strong>application flexibility<\/strong>: <strong>painting, troweling and spraying<\/strong>.<\/p>\n<\/li>\n<li>\n<p class=\"p1\"><strong>Primer<\/strong> application and <strong>surface preparation<\/strong> are critical for optimal adhesion of ablative silicones.<\/p>\n<\/li>\n<li>\n<p class=\"p1\">Ablative materials ensure <strong>effective curing<\/strong> at room temperature, even on pre-existing coatings.<\/p>\n<\/li>\n<\/ul>\n <\/div>[\/vc_column_inner][\/vc_row_inner][nectar_cta btn_style=&#8221;next-section&#8221; btn_type=&#8221;down-arrow-bounce&#8221; next_section_color=&#8221;#3452ff&#8221; next_section_down_arrow_animation=&#8221;default&#8221; next_section_shadow=&#8221;none&#8221; alignment=&#8221;right&#8221; alignment_tablet=&#8221;default&#8221; alignment_phone=&#8221;default&#8221; display_tablet=&#8221;inherit&#8221; display_phone=&#8221;inherit&#8221; bottom_position_desktop=&#8221;-150&#8243; margin_bottom=&#8221;-60&#8243;][\/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; 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; 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;50&#8243;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]The <strong><a href=\"https:\/\/mascherpa.it\/guida-prodotto\/industrie\/aerospaziale-e-difesa\/\">aerospace and defense<\/a> <\/strong>faces new technological challenges today, such as reusable rockets, small satellites, drones, hypersonic missiles and mobile rocket launchers. That&#8217;s why Mascherpa is following this evolution step by step with its new range of <a href=\"https:\/\/mascherpa.it\/en\/dowsil-9\/\">DOWSIL\u2122<\/a> <strong>ablative silicone materials<\/strong> , designed to create <strong>thermal<\/strong> protection system, also known as Thermal Protection System or TPS.<\/p>\n<p>These ablative silicones are designed for application flexibility, ease of use and sustainability, and maximum thermal protection.[\/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; top_padding=&#8221;20&#8243; constrain_group_1=&#8221;yes&#8221; bottom_padding=&#8221;20&#8243; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#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; 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;20px&#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;][image_with_animation image_url=&#8221;31362&#8243; image_size=&#8221;full&#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;none&#8221; image_loading=&#8221;default&#8221; max_width=&#8221;100%&#8221; max_width_mobile=&#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; 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; 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>The advantages of DOWSIL\u2122 ablative silicones.<\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]With the advancement of innovations and applications in the world of Aerospace, materials whose function is the <strong>heat shield<\/strong> of internal and external structures and mechanisms also need innovation. DOWSIL\u2122 ablative silicones to be able to guarantee high performance, even in new technologies, have developed these characteristics:<\/p>\n<ul>\n<li>Superior performance in <strong>high shear stress<\/strong> and <strong>high heat flow<\/strong> <strong>environments<\/strong>.<\/li>\n<li><strong>Tenacious carbonization<\/strong> characteristics.<\/li>\n<li><strong>Thermal stability<\/strong> from <strong>-65 \u00b0C to +200 \u00b0C<\/strong> and for short periods of time at temperatures above <strong>3000 \u00b0C.<\/strong><\/li>\n<li>Excellent <strong>resistance to weathering, moisture, ozone.<\/strong><\/li>\n<li><strong>Flexibility<\/strong> in applications.<\/li>\n<li><strong>Polymerization<\/strong> at room <strong>temperature<\/strong> and <strong>high temperature.<\/strong><\/li>\n<\/ul>\n[\/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; 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; 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>The different applications of silicone ablative materials<\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]Ablative materials in the DOWSIL\u2122 range can be used for numerous applications:<\/p>\n<ul>\n<li><strong>In rocket and missile propulsion.<\/strong><\/li>\n<li>As a <strong>heat shield or thermal protection.<\/strong><\/li>\n<li>In the direct or indirect <strong>protection<\/strong> of <strong>launch infrastructure<\/strong> and <strong>deployment facilities.<\/strong><\/li>\n<\/ul>\n[\/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; 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; 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 class=\"p1\">What is the purpose of the heat shield?<\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]The heat shield is an essential part of space rocket thermal protection and is used to protect critical structures and components from extreme heat and mechanical stresses, such as those generated during launch or atmospheric reentry.<br \/>\nDOWSIL\u2122 ablative silicone products fulfill this function by forming a protective layer that wears off in a controlled manner, dissipating heat and preventing overheating of the underlying surfaces.[\/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; 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; 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>Surface preparation<\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<p class=\"p3\">To ensure maximum adhesion and best performance of silicone ablative materials, <strong>optimal surface preparation<\/strong>, including <strong>cleaning<\/strong> and<strong>primer application<\/strong>, is recommended.<\/p>\n[\/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; 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; 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>Surface cleaning<\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]To prepare the surface for the application of ablative silicones, we need to start by carefully cleaning the surfaces on which we are going to apply the products. To do this, it is essential to follow the following steps:<\/p>\n<ul>\n<li>Ensure that all surfaces to be coated with <strong>DOWSIL\u2122 ablative silicone<\/strong> are <strong>clean<\/strong> and <strong>free of dust, dirt,<\/strong> <strong>carbon<\/strong> <strong>residue<\/strong> <strong>, oil or grease<\/strong>. If any of these <strong>contaminants<\/strong> are present, the surfaces can be <strong>cleaned and degreased<\/strong> with products such as: <strong>naphtha, mineral spirits, methyl ethyl ketone<\/strong> (MEK) or other suitable solvents that will remove any oils and other contaminants that may be present.<\/li>\n<li><strong>Cleaning the substrate with a pressure washer<\/strong> <strong>and water<\/strong> will provide enough<strong>surface abrasion<\/strong> to promote <strong>strong adhesion<\/strong> (initial ablative coating or previously coated surfaces).<\/li>\n<li><strong>Carry out priming<\/strong> with <a href=\"https:\/\/mascherpa.it\/en\/products\/dowsil-pr-2260-prime-coat\/\">DOWSIL\u2122 Prime Coat<\/a> materials.<\/li>\n<\/ul>\n[\/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; 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; 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>Priming with DOWSIL\u2122 Prime Coat Materials<\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]<strong>DOWSIL\u2122 Prime Coat<\/strong> can increase<strong>substrate surface energy<\/strong> and <strong>material wettability<\/strong>, improving adhesion. <a href=\"https:\/\/mascherpa.it\/en\/products\/dowsil-pr-1200-rtv-prime-coat\/\">DOWSIL\u2122 1200 RTV Prime Coat<\/a> is recommended in combination with <strong>DOWSIL\u2122 93-104<\/strong> and <strong>DOWSIL\u2122 3-6077 Ab<\/strong>latives.<\/p>\n<p>DOWSIL\u2122 Prime Coat materials should be applied in a <strong>very light<\/strong>, even <strong>layer<\/strong> by <strong>rubbing<\/strong>, <strong>dipping or spraying<\/strong>. <strong>Excess material<\/strong> should be <strong>removed<\/strong> to avoid over-application that leaves a <strong>white<\/strong>, <strong>chalky<\/strong> <strong>residue<\/strong> on the surface.<\/p>\n<p>When applying DOWSIL\u2122 Prime Coat by dipping or spraying, <strong>diluting by a factor of 2 to 4<\/strong> with additional solvent can prevent <strong>excessive buildup<\/strong>.<\/p>\n<p>These <strong>primers<\/strong> require <strong>moisture in the air to cure<\/strong>. For optimal performance, it is recommended to cure at room temperature in a relative humidity range of 20 to 90 percent for 1 to 2 hours. Low-humidity and\/or low-temperature conditions require longer cure times; in these cases, <strong>moderate heat<\/strong> can be used to accelerate the primer cure rate.<\/p>\n<p>Very important is to make sure to keep <strong>containers<\/strong> of DOWSIL\u2122 Prime Coat <strong>tightly closed<\/strong> when not in use in fact, if the primer takes on a <strong>&#8220;cloudy&#8221; appearance<\/strong> in the container, it has likely been exposed to environmental moisture and may not perform as specified.[\/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; 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; 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>The application of ablative materials<\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]DOWSIL\u2122 ablative silicones are formulated for flexible application. These materials can be applied by the following methods: painting, troweling or rolling and spraying. Below we present some examples of products and their respective applications:<\/p>\n<ul>\n<li><strong>DOWSIL\u2122 93-104<\/strong> ablative silicone is formulated for<strong>manual application<\/strong> at the desired thickness on <strong>horizontal surfaces<\/strong>, plus it can be <strong>molded<\/strong> into <strong>custom<\/strong> parts and <strong>shapes<\/strong>.<\/li>\n<li>The <strong>pasty consistency<\/strong> of <strong>DOWSIL\u2122 3-6077 Ablative<\/strong> allows <strong>it<\/strong> to be <strong>troweled<\/strong> onto <strong>horizontal,<\/strong> <strong>sloping<\/strong> and vertically opposed <strong>surfaces<\/strong> without deforming.<\/li>\n<li><strong>DOWSIL\u2122 LPA-4000 Sprayable RTV Ablative <\/strong>can also be <strong>applied<\/strong> by <strong>brush<\/strong>, <strong>roller<\/strong> or <strong>trowel<\/strong> on both horizontal and vertical surfaces.<\/li>\n<li><strong>DOWSIL\u2122 LPA-4000 Sprayable RTV Ablative<\/strong> can be <strong>sprayed<\/strong> using conventional <strong>airless spraying<\/strong> systems. Interchangeable nozzles can be chosen for optimum spray performance on both horizontal and vertical surfaces. This ablative material has shown <strong>resistance up to 200 mil without creep.<\/strong><\/li>\n<\/ul>\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;full_width_background&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; equal_height=&#8221;yes&#8221; content_placement=&#8221;middle&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; top_padding=&#8221;30px&#8221; bottom_padding=&#8221;50px&#8221; constrain_group_2=&#8221;yes&#8221; constrain_group_4=&#8221;yes&#8221; constrain_group_6=&#8221;yes&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; zindex=&#8221;10&#8243; overflow=&#8221;visible&#8221; advanced_gradient_angle=&#8221;0&#8243; overlay_strength=&#8221;0.8&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; parallax_bg=&#8221;true&#8221; parallax_bg_speed=&#8221;fast&#8221; shape_type=&#8221;&#8221; gradient_type=&#8221;default&#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;right&#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; advanced_gradient_angle=&#8221;0&#8243; 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; gradient_type=&#8221;default&#8221; column_padding_type=&#8221;default&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h2>FAQ<\/h2>\n[\/vc_column_text][toggles style=&#8221;minimal&#8221; accordion=&#8221;true&#8221; accordion_starting_functionality=&#8221;default&#8221;][toggle color=&#8221;Default&#8221; heading_tag=&#8221;h3&#8243; heading_tag_functionality=&#8221;default&#8221; title=&#8221;What are ablative materials?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<ul>\n<li>Ablative materials are coatings designed for thermal protection of surfaces exposed to extreme temperatures, consuming in a controlled manner (ablation) to dissipate heat and reduce heat transfer. DOWSIL\u2122 ablative silicones offer high thermal resistance, excellent adhesion and application flexibility, making them ideal for aerospace and defense applications such as rockets, missiles and launch infrastructure.<\/li>\n<\/ul>\n[\/vc_column_text][nectar_cta btn_style=&#8221;arrow-animation&#8221; heading_tag=&#8221;h4&#8243; button_color=&#8221;default&#8221; text_color=&#8221;#3452ff&#8221; button_border_thickness=&#8221;0px&#8221; link_type=&#8221;regular&#8221; alignment=&#8221;left&#8221; alignment_tablet=&#8221;default&#8221; alignment_phone=&#8221;default&#8221; display=&#8221;block&#8221; display_tablet=&#8221;inherit&#8221; display_phone=&#8221;inherit&#8221; link_text=&#8221;Ask the expert for more information&#8221; font_size_desktop=&#8221;15&#8243; url=&#8221;#form&#8221;][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;h3&#8243; heading_tag_functionality=&#8221;default&#8221; title=&#8221;How is the thickness of the application determined?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<ul>\n<li style=\"list-style-type: none;\">Application thickness depends on several variables, including the type of ablative silicone applied, location relative to flame impact, and type of fuel. <strong>DOWSIL\u2122 93-104<\/strong> ablative is recommended for direct impact (flame deflection screens, flame trench throat). <strong>DOWSIL\u2122 3-6077 Ab<\/strong> lative and <strong>DOWSIL\u2122 LPA-4000 Sprayable RTV Ablative<\/strong> are recommended for thermal protection of peripheral structures (support structure, gantry). it is recommended to field test the choice of ablative and application thickness to validate the assumptions of structure protection.<\/li>\n<\/ul>\n[\/vc_column_text][nectar_cta btn_style=&#8221;arrow-animation&#8221; heading_tag=&#8221;h4&#8243; button_color=&#8221;default&#8221; text_color=&#8221;#3452ff&#8221; button_border_thickness=&#8221;0px&#8221; link_type=&#8221;regular&#8221; alignment=&#8221;left&#8221; alignment_tablet=&#8221;default&#8221; alignment_phone=&#8221;default&#8221; display=&#8221;block&#8221; display_tablet=&#8221;inherit&#8221; display_phone=&#8221;inherit&#8221; link_text=&#8221;Ask the expert for more information&#8221; font_size_desktop=&#8221;15&#8243; url=&#8221;#form&#8221;][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;h3&#8243; heading_tag_functionality=&#8221;default&#8221; title=&#8221;Is a primer necessary for ablative silicone adhesion?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<ul>\n<li style=\"list-style-type: none;\">The adhesion of ablative silicone to the substrate is critical for proper structural protection. Adhesion can be optimized by using a compatible silicone primer to increase surface energy on the substrate. DOWSIL\u2122 1200 primer is versatile and works well with DOWSIL\u2122 silicone ablatives.<\/li>\n<\/ul>\n[\/vc_column_text][nectar_cta btn_style=&#8221;arrow-animation&#8221; heading_tag=&#8221;h4&#8243; button_color=&#8221;default&#8221; text_color=&#8221;#3452ff&#8221; button_border_thickness=&#8221;0px&#8221; link_type=&#8221;regular&#8221; alignment=&#8221;left&#8221; alignment_tablet=&#8221;default&#8221; alignment_phone=&#8221;default&#8221; display=&#8221;block&#8221; display_tablet=&#8221;inherit&#8221; display_phone=&#8221;inherit&#8221; link_text=&#8221;Ask the expert for more information&#8221; font_size_desktop=&#8221;15&#8243; url=&#8221;#form&#8221;][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;h3&#8243; heading_tag_functionality=&#8221;default&#8221; title=&#8221;Is heat necessary to cure DOWSIL\u2122 ablative silicones?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<ul>\n<li style=\"list-style-type: none;\">Heat is not necessary as they cure deeply at room temperature. Polymerization of <strong>DOWSIL\u2122 93-104<\/strong> ablatives can be greatly accelerated with heat, but they typically cure fully at room temperature, between 24 and 48 hours, depending on the thickness of the application.<\/li>\n<\/ul>\n[\/vc_column_text][nectar_cta btn_style=&#8221;arrow-animation&#8221; heading_tag=&#8221;h4&#8243; button_color=&#8221;default&#8221; text_color=&#8221;#3452ff&#8221; button_border_thickness=&#8221;0px&#8221; link_type=&#8221;regular&#8221; alignment=&#8221;left&#8221; alignment_tablet=&#8221;default&#8221; alignment_phone=&#8221;default&#8221; display=&#8221;block&#8221; display_tablet=&#8221;inherit&#8221; display_phone=&#8221;inherit&#8221; link_text=&#8221;Ask the expert for more information&#8221; font_size_desktop=&#8221;15&#8243; url=&#8221;#form&#8221;][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;h3&#8243; heading_tag_functionality=&#8221;default&#8221; title=&#8221;Are there requirements for personal protective equipment (PPE) when applying DOWSIL\u2122 ablative silicones?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<ul>\n<li style=\"list-style-type: none;\">PPE requirements include the use of gloves and goggles. Respirators are generally not required during application. It is recommended that company requirements for PPE be followed when mixing and applying DOWSIL\u2122 ablative silicones.<\/li>\n<\/ul>\n[\/vc_column_text][nectar_cta btn_style=&#8221;arrow-animation&#8221; heading_tag=&#8221;h4&#8243; button_color=&#8221;default&#8221; text_color=&#8221;#3452ff&#8221; button_border_thickness=&#8221;0px&#8221; link_type=&#8221;regular&#8221; alignment=&#8221;left&#8221; alignment_tablet=&#8221;default&#8221; alignment_phone=&#8221;default&#8221; display=&#8221;block&#8221; display_tablet=&#8221;inherit&#8221; display_phone=&#8221;inherit&#8221; link_text=&#8221;Ask the expert for more information&#8221; font_size_desktop=&#8221;15&#8243; url=&#8221;#form&#8221;][\/toggle][toggle color=&#8221;Default&#8221; heading_tag=&#8221;h3&#8243; heading_tag_functionality=&#8221;default&#8221; title=&#8221;Can ablative materials be applied to surfaces that already contain cured ablative coatings?&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<ul>\n<li style=\"list-style-type: none;\">DOWSIL\u2122 silicone ablatives can be applied to previously coated surfaces. However, it is necessary to ensure that the surface is free of charred residues, loose impediments or other surface residues that could adversely affect adhesion. When applying<\/li>\n<\/ul>\n[\/vc_column_text][nectar_cta btn_style=&#8221;arrow-animation&#8221; heading_tag=&#8221;h4&#8243; button_color=&#8221;default&#8221; text_color=&#8221;#3452ff&#8221; button_border_thickness=&#8221;0px&#8221; link_type=&#8221;regular&#8221; alignment=&#8221;left&#8221; alignment_tablet=&#8221;default&#8221; alignment_phone=&#8221;default&#8221; display=&#8221;block&#8221; display_tablet=&#8221;inherit&#8221; display_phone=&#8221;inherit&#8221; link_text=&#8221;Ask the expert for more information&#8221; font_size_desktop=&#8221;15&#8243; url=&#8221;#form&#8221;][\/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; 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; 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>Advanced protection for aerospace thanks to DOWSIL\u2122 ablative materials.<\/h2>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]The DOWSIL\u2122 range of ablative silicone materials represents a concrete and evolved response to the increasingly complex requirements of the aerospace and defense industry. 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