Alumilite Silicone Mold Making Rubber #3

Alumilite High Strength 3 flexible moldmaking rubber is perfect for making strong, soft, flexible molds, and great for undercut parts. Easy to use silicone rtv cures overnight. Alumilite Silicone is a 10:1 mix ratio, has a 2 hour open time, demolds in 24 hours, has a tear strength of 110, temperature range of -67ºF to 392ºF, and vacuum degassing is not required. Packaged in a 1 lb container.