Automatic Spray Painting Line For Gypsum Ceiling Board Product Overview This gypsum-board spraying production line applies eco-friendly water-based latex paint to surfaces of perforated gypsum boards or paper-faced gypsum boards for decorative finishing. Both single-coat and double-coat spraying modes are supported. Spraying Process Flow 1st-coat spraying 1st-stage drying 2nd-coat spraying 2nd-stage drying Board combining Board stacking Palletizing Packaging Technical