About Foundry Coating's preparation process

The preparation process of water-based paint is roughly to first add refractory materials, bentonite, anhydrous sodium carbonate and other dry materials to the sand mixer, dry-mix for about 10 minutes, then add the binder solution and a little water, and wet-mix for about 20-30 minutes. , Pour the wet material into the bucket, add appropriate amount of water and stir, and then add various additives during the stirring process.