Castaldo Quick-sil Firm RTV Silicone Putty - 100gm
(Room Temperature Vulcanizing) Cures in 15 minutes Make your own 'High Shine Finish' silicone rubber moulds that cure in just 15 minutes with 0% Shrinkage. The mould can be used thousands of times and will last for many years. - No shrinkage - No vulcanizing - No messy liquids - No precise measuring - No 12-24 hour setting time - No release sprays required Quick-Sil does not need vulcanizing. Hand mix together the two materials in approximately equal parts and press into a mould. Quick-Sil is suitable for producing Wax Models or for direct casting of low temperature metals such as pewter, tin, etc.