Gypsum Board Production Business Plan Sample Checklist
Gypsum Board Manufacturing Process. The manufacturing process includes several steps. Step1. Gypsum is Disc Pulverized after drying. Then calcine the item in Rotary Drum Calciner at 140°C to 170°C for about two hours. Step2. After cooling, pulverize the plaster of Paris again to a mesh of 150°C. Then, mix the fine plaster with colouring ...