... high strength, non-ignitable, fireproof, waterproof, anticorrosion, excellent adhesion and easy process, as well as toxic free, GM Fireproof decorative board ... compound cementitious. It characters of high strength, non-ignitable, fireproof, waterproof, anticorrosion, excellent ... coefficient, %≤5041.9QualifiedTesting authority: National fireproof building material quality inspection supervision center ...