{"product_id":"loctite-si-5699-grey-rtv-silicone-gasket-maker-oil-coolant-resistant","title":"Loctite SI 5699 Grey RTV Silicone Gasket Maker – Oil \u0026 Coolant Resistant","description":"\u003cp\u003e\u003cstrong\u003eLoctite SI 5699\u003c\/strong\u003e is a grey, one-part RTV silicone gasket maker designed to form flexible, durable seals on flanged assemblies. Its non-corrosive oxime-silicone chemistry is especially useful for rigid flange sealing where resistance to motor oil and water\/glycol coolant mixtures is required, including transmissions and cast-metal housings.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eForms a flexible, moisture-cured silicone gasket directly on the assembly.\u003c\/li\u003e\n\u003cli\u003eOne-part, thixotropic paste requires no mixing and resists slumping after application.\u003c\/li\u003e\n\u003cli\u003eProvides excellent oil resistance and documented resistance to water\/glycol mixtures.\u003c\/li\u003e\n\u003cli\u003eNon-corrosive formulation is suitable for corrosion-sensitive assemblies.\u003c\/li\u003e\n\u003cli\u003eWorks on machined, cast, flexible, metal and compatible plastic flange surfaces.\u003c\/li\u003e\n\u003cli\u003eTack-free in 30 minutes or less under the TDS test conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePopular Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTransmission and gearbox housings\u003c\/li\u003e\n\u003cli\u003eCast-metal and machined flanges\u003c\/li\u003e\n\u003cli\u003ePowertrain and heavy-equipment assemblies\u003c\/li\u003e\n\u003cli\u003eIndustrial machinery housings and covers\u003c\/li\u003e\n\u003cli\u003eMetal or compatible plastic flange sealing\u003c\/li\u003e\n\u003cli\u003eAssemblies exposed to oil or water\/glycol coolant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eTechnology\u003c\/th\u003e\n\u003ctd\u003eSilicone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChemical type\u003c\/th\u003e\n\u003ctd\u003eOxime silicone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAppearance\u003c\/th\u003e\n\u003ctd\u003eGrey thixotropic paste\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eComponents\u003c\/th\u003e\n\u003ctd\u003eOne component; no mixing required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCure system\u003c\/th\u003e\n\u003ctd\u003eMoisture-cure, room-temperature vulcanizing (RTV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePrimary application\u003c\/th\u003e\n\u003ctd\u003eFlexible form-in-place flange sealing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecific gravity\u003c\/th\u003e\n\u003ctd\u003e1.45 at 20°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExtrusion rate\u003c\/th\u003e\n\u003ctd\u003eAt least 200 g\/min from a Semco cartridge at 0.62 MPa, 25°C, over 15 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTack-free time\u003c\/th\u003e\n\u003ctd\u003e30 minutes maximum at 25°C and 50 ± 5% relative humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e-55°C to 200°C (-65°F to 400°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShore A hardness\u003c\/th\u003e\n\u003ctd\u003e45–75 after one week at 50 ± 5% relative humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElongation\u003c\/th\u003e\n\u003ctd\u003eAt least 100% per ISO 37 after one week at 50 ± 5% relative humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTensile strength\u003c\/th\u003e\n\u003ctd\u003eAt least 2.4 N\/mm² (348 psi) per ISO 37 after one week at 50 ± 5% relative humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptimal storage\u003c\/th\u003e\n\u003ctd\u003e8°C to 21°C (46°F to 70°F), unopened and dry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNSF registration\u003c\/th\u003e\n\u003ctd\u003eNSF Category P1 for use as a sealant where there is no possibility of food contact; regional approval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTypical Lap-Shear Performance\u003c\/h3\u003e\n\u003cp\u003eThe following TDS values were measured after 14 days of cure at 23°C and 60 ± 5% relative humidity with a 0.5 mm bond gap.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSubstrate\u003c\/th\u003e\n\u003cth\u003eLap-shear strength\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003ctd\u003e0.1–0.7 N\/mm² (15–102 psi)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZinc dichromate\u003c\/td\u003e\n\u003ctd\u003e0.7–1.5 N\/mm² (102–213 psi)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMild steel, grit blasted\u003c\/td\u003e\n\u003ctd\u003e1.3–2.1 N\/mm² (189–305 psi)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAluminum, abraded\u003c\/td\u003e\n\u003ctd\u003e1.3–2.0 N\/mm² (189–290 psi)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplication and Cure Guidance\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eClean mating surfaces thoroughly and remove grease.\u003c\/li\u003e\n\u003cli\u003eApply the sealant and assemble the parts within a few minutes. Moisture curing begins as soon as the material is exposed to air.\u003c\/li\u003e\n\u003cli\u003eAllow the assembled joint to cure before heavy service; the TDS uses seven days as an example for heavy-load exposure.\u003c\/li\u003e\n\u003cli\u003eBefore cure, excess material can be removed with a suitable non-polar solvent such as mineral spirits or a naphtha-based cleaner.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eImportant Limitations\u003c\/h3\u003e\n\u003cp\u003eNot recommended for contact with gasoline, pure oxygen or oxygen-rich systems, chlorine, or other strong oxidizing materials. Cure speed and depth depend on temperature, humidity and joint thickness. Review the package-specific SDS and product label before use.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/datasheets.tdx.henkel.com\/LOCTITE-SI-5699-en_GL.pdf\"\u003eView the Henkel Technical Data Sheet\u003c\/a\u003e. Product packaging varies by selected size.\u003c\/p\u003e","brand":"Loctite","offers":[{"title":"Fresh Material \/ 80 mL Tube","offer_id":49017973866750,"sku":"LT_SI5699_80ML","price":9.99,"currency_code":"USD","in_stock":true},{"title":"Fresh Material \/ 190 mL Aerosol Can","offer_id":49017973899518,"sku":"LT_SI5699_190ML","price":39.99,"currency_code":"USD","in_stock":true},{"title":"Fresh Material \/ 300 mL Cartridge","offer_id":49017973932286,"sku":"LT_SI5699_300ML","price":108.99,"currency_code":"USD","in_stock":true},{"title":"Short Shelf Life (1-3 Mths Left) \/ 80 mL Tube","offer_id":49017973997822,"sku":"SL_LT_SI5699_80ML","price":6.99,"currency_code":"USD","in_stock":false},{"title":"Short Shelf Life (1-3 Mths Left) \/ 190 mL Aerosol Can","offer_id":49017974030590,"sku":"SL_LT_SI5699_190ML","price":14.99,"currency_code":"USD","in_stock":false},{"title":"Short Shelf Life (1-3 Mths Left) \/ 300 mL Cartridge","offer_id":49017974063358,"sku":"SL_LT_SI5699_300ML","price":81.99,"currency_code":"USD","in_stock":false},{"title":"Recently Expired \/ 80 mL Tube","offer_id":49017974128894,"sku":"XP_LT_SI5699_80ML","price":4.99,"currency_code":"USD","in_stock":false},{"title":"Recently Expired \/ 190 mL Aerosol Can","offer_id":49017974161662,"sku":"XP_LT_SI5699_190ML","price":9.99,"currency_code":"USD","in_stock":false},{"title":"Recently Expired \/ 300 mL Cartridge","offer_id":49017974194430,"sku":"XP_LT_SI5699_300ML","price":54.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1212\/5762\/files\/loctite-si5699-product.webp?v=1790097557","url":"https:\/\/www.perigeedirect.com\/products\/loctite-si-5699-grey-rtv-silicone-gasket-maker-oil-coolant-resistant","provider":"Perigee Direct","version":"1.0","type":"link"}