One Part White RTV Silicone Sealant For Gaps Up To One Fourth Inch In Aerospace, Automotive And Appliance Projects, Non Corrosive To Copper And Brass Electronics, Bonds To Many Surfaces With A Tough All-Purpose Seal
✔️ One-part, gap-filling sealant for up to 1/4 in spacing
One-part white RTV silicone sealant designed for filling and sealing gaps up to 1/4 inch in aerospace, automotive, and appliance projects. It bonds to many metals, glass, ceramic, silicone rubber, and some rigid plastics without primer, and remains non-corrosive to copper and brass in electronic assemblies. With excellent electrical insulation and a wide temperature range, this sealant meets MIL-A-46146 and UL recognized components.
✅ Color: White
✅ One-part formula; gap-filling up to 1/4" wide
✅ Continuous service range -75 to +400°F (-60 to +204°C); intermittent -75 to +500°F (-60 to +260°C)
✅ Non-corrosive to copper and brass
✅ Adheres to many metals, glass, ceramic, silicone rubber, and some rigid plastics without primer
✅ Not paintable
✅ Meets MIL-A-46146 and UL recognized components
✅ Cure: begins to harden in ~4 hours; full cure in 7 days (temperature/humidity dependent)
💡 What is a handy use case for a white RTV silicone sealant in electronics and equipment?
A handy sealant helps protect sensitive parts by sealing gaps while handling temperature swings. - Seals enclosures, shielding electronics from moisture, dust, and air leaks - Bonds to copper, brass, glass, ceramic, silicone rubber, and many plastics without primer - Maintains electrical insulation in tight spaces and under heat