Tego® Antifoam 891
Tego® Antifoam 891 is a 100% active defoamer concentrate based on organomodified siloxanes. Tego Antifoam 891 is recommended in metalworking fluids as a post-defoamer for tank side defoaming of water-mixed products, especially emulsifiable fluids. Tego Anitfoam 891 provides excellent foam knock down and hold down properties and is free of silicone oils. This product does not deteriorate the shelf life of water-mixed emulsions.