{"product_id":"high-temperature-silicone-sponge-sheet-270c","title":"High Temperature Silicone Sponge Sheet – 1m x 1m | +270°C, 300°C Intermittent | Off-White | 1.5–25mm","description":"\u003ch2\u003eSponge that keeps sealing at 270°C – where standard silicone sponge gives up\u003c\/h2\u003e\u003cp\u003eA heat-stabilised, medium density (250 kg\/m³) silicone sponge rated for continuous use at +270°C and short excursions to 300°C, about 40°C beyond standard silicone sponge. It stays soft and pliable, so oven and furnace doors seal with low closing force even when hot.\u003c\/p\u003e\u003cp\u003eIt also meets FAR 25 \/ CS 25 horizontal flammability requirements, making it suitable for aerospace interiors as well as industrial heat.\u003c\/p\u003e\u003cdiv class=\"mt-8 richtext story-text\"\u003e\n\u003ch4 class=\"glance-heading\"\u003eHOW IT IS SOLD\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEach unit is a 1m x 1m sheet, off-white.\u003c\/li\u003e\n\u003cli\u003eSelf-adhesive backing can be applied to order – ask for a quote.\u003c\/li\u003e\n\u003cli\u003eCut gaskets and strip available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"mt-8 richtext story-text\"\u003e\n\u003ch4 class=\"glance-heading\"\u003eWHICH THICKNESS?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.5–3mm:\u003c\/strong\u003e flat oven panel and duct gaskets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4–8mm:\u003c\/strong\u003e oven and furnace door seals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10–25mm:\u003c\/strong\u003e large gaps, high-temperature cushioning and insulation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"mt-8 richtext story-text\"\u003e\n\u003ch4 class=\"glance-heading\"\u003eTYPICAL APPLICATIONS\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial and bakery oven door seals\u003c\/li\u003e\n\u003cli\u003eFurnace, kiln and dryer gaskets\u003c\/li\u003e\n\u003cli\u003eHot-air duct and exhaust housing seals\u003c\/li\u003e\n\u003cli\u003eHeat-press backing pads\u003c\/li\u003e\n\u003cli\u003eAerospace hot-zone seals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"mt-8 richtext story-text\"\u003e\n\u003ch4 class=\"glance-heading\"\u003eTECHNICAL SPECIFICATION\u003c\/h4\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHeat-stabilised silicone sponge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity\u003c\/td\u003e\n\u003ctd\u003e250 kg\/m³ (medium)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eOff-white\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e1.5mm to 25mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSheet size\u003c\/td\u003e\n\u003ctd\u003e1m x 1m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature range\u003c\/td\u003e\n\u003ctd\u003e-60°C to +270°C, 300°C intermittent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlammability\u003c\/td\u003e\n\u003ctd\u003eMeets FAR 25 \/ CS 25 Appendix F Part 1 (a)(1)(iv) and (v) horizontal flammability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cdiv class=\"mt-8 richtext story-text\"\u003e\n\u003ch4 class=\"glance-heading\"\u003eFREQUENTLY ASKED QUESTIONS\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need this or standard silicone sponge?\u003c\/strong\u003e\u003cbr\u003eIf the seal sees more than 230°C continuously, choose this grade. Below that, standard silicone sponge is more economical.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need air at high temperature?\u003c\/strong\u003e\u003cbr\u003eYes – like all silicones it performs best with oxygen present. Tell us if the seal is fully enclosed.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"mt-8 richtext story-text\"\u003e\n\u003ch4 class=\"glance-heading\"\u003eNOT SURE WHAT YOU NEED?\u003c\/h4\u003e\n\u003cp\u003eCall +44 1282 277786 or email sales@industrial-polymers.co.uk with your application, temperature, gap size and closing force and we will recommend the right density and thickness.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Industrial Polymers UK","offers":[{"title":"1.5mm","offer_id":56582184862075,"sku":"IPS-HTS-1.5","price":222.78,"currency_code":"GBP","in_stock":true},{"title":"2.0mm","offer_id":56582184894843,"sku":"IPS-HTS-2.0","price":232.98,"currency_code":"GBP","in_stock":true},{"title":"3.0mm","offer_id":56582184927611,"sku":"IPS-HTS-3.0","price":270.48,"currency_code":"GBP","in_stock":true},{"title":"4.0mm","offer_id":56582184960379,"sku":"IPS-HTS-4.0","price":300.18,"currency_code":"GBP","in_stock":true},{"title":"5.0mm","offer_id":56582184993147,"sku":"IPS-HTS-5.0","price":311.28,"currency_code":"GBP","in_stock":true},{"title":"6.0mm","offer_id":56582185025915,"sku":"IPS-HTS-6.0","price":317.88,"currency_code":"GBP","in_stock":true},{"title":"8.0mm","offer_id":56582185058683,"sku":"IPS-HTS-8.0","price":386.28,"currency_code":"GBP","in_stock":true},{"title":"10.0mm","offer_id":56582185091451,"sku":"IPS-HTS-10.0","price":441.18,"currency_code":"GBP","in_stock":true},{"title":"12.0mm","offer_id":56582185124219,"sku":"IPS-HTS-12.0","price":540.78,"currency_code":"GBP","in_stock":true},{"title":"20.0mm","offer_id":56582185156987,"sku":"IPS-HTS-20.0","price":815.28,"currency_code":"GBP","in_stock":true},{"title":"25.0mm","offer_id":56582185189755,"sku":"IPS-HTS-25.0","price":948.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0579\/7776\/6024\/files\/off-white-high-temperature-silicone-sponge-furnace-door-eb4df7a8-b538-4263-8c19-b6b325fe1a84.jpg?v=1794653264","url":"https:\/\/industrial-polymers.co.uk\/products\/high-temperature-silicone-sponge-sheet-270c","provider":"Industrial-polymers ","version":"1.0","type":"link"}