BK RTV silicone BK-H series are good for GFRC casting products. They are widely used for GRG (reinforced concrete), GRC (glass-fiber-reinforced gypsum), cement and other decoration architectural products, etc.
WHO IS FRIBEST? Fribest was created in 2007, offers high quality liquid silicone rubber and silicone rubber mold. We began to grow and expand into other powersports, including