How To Make Refractory Fire Bricks

A basic recipe for making refractory fire bricks for use in a forge or foundry or whatever else you can think of. A combination of 1 part cement, 3 parts sand, 4 parts perlite, and a sodium silicate solution. 0:00 Intro 0:14 Brick Form 0:33 Sodium Silicate 2:03 Mixing Ingredients 3:34 Releasing Bricks 3:50 Building Forge 4:26 Post Use Review 5:03 Outro