RTV Silicone Gasket Maker Black 300 Ml Cartridge With Neutral Cure High Temperature Resistance From Minus Sixty Five To Five Hundred Degrees Fahrenheit Quick Tack Time Under One Hour Full Cure In Twenty Four Hours Solid Sealant For Auto And Marine Use

Black RTV Silicone Gasket Maker, 300 ml cartridge - single
✔️ One-part neutral-cure silicone, -65°F to 500°F, tack under 1h

This black, one-part neutral cure silicone gasket maker is designed for automotive and marine sealing. It cures with ambient moisture to form a durable, flexible silicone rubber seal that stands up to vibration, moisture, and high temperatures commonly found in engines and hulls.

✅ Cure Type: Oxime
✅ Temperature range: -65°F to 500°F (-54°C to 260°C)
✅ Tack time: under 1 hour
✅ Full cure: 24 hours
✅ Tensile strength: 190 PSI
✅ Color: Black
✅ Package: 300 ml cartridge (single)

💡 What is a high-temperature silicone gasket maker used for in auto and marine sealing? This handy sealant is designed to seal joints and gaskets against heat, moisture, and vibration. - High temperature resistance up to 500°F (260°C)
- Neutral-cure formula minimizes corrosion risk
- Bonds to metal and many plastics for strong seals
- Quick tack and full cure speed up repairs