... , high-strength, small shrinkage, long stability. Fire-resistant gypsum board:It uses gypsum as the main material, adding fiber, bonding agents, modifiers, formed ... .90mm (3)Type: Noamal Board(with White Paper), Superfine Anti-fire(with Red Paper), Superfine Water-proof(with Green Paper) Quality ... work and hope to have long term cooperation with you. Fire-resistant gypsum board