Paste. 60cc tube. Used to improve the sealing performance of old and new pre-cut gaskets. Works with paper, cork, felt etc. and sets to a permanently FLexible non hardening film of rubber. Gasoline, kersone, lubricants, water, antifreeze, weak acids, alkalis and vapour resistant. Suitable to install parts after the rubber has cured on the gaskets. Temperature range -55øC to +200øC.