... -spreading, automatic overlaying, automatic drying and so on. The equipment of pvc gypsum ceiling tiles: it has following devices, such ... -foil paper, wood-grain paper and boeing film on the gypsum board, magnesium oxide board, three-ply board, ... flakeboard, MDF (Medium Density Fiberboard) and fire-resistant board.The board is fireproof, waterproof, environmental-protection, sound-insulation, energy ...