... Plasterboard) A) Natural, health, non dust, economical, easy clean B) Fire-resistant performance, moisture-proof C) Acoustic insulation, Special respiratory ... of plasterboard: Standard gypboard, water-resistant, moisture-resistant, fire-resistant. Our gypsum board are made of desulfurized gypsum powder ... 12mm±0.6-0.1—0The Stability of Meeting Fire (For Fireproof Gypsum Board)Not Less Than 20min> ...