... experience 3.Fully Automatic 4.Environmental friendly 5.Lower cost Gypsum wallboard plant adopts the German company, Lafarge, the ... ~50 million m2/year2. Automation Fully automatic3. Drying system Using hot air for drying(Heat exchanger)4. Fuel Coal, ... natural gas, heavy oil and diesel oil5. Main materialsConstruction gypsum powder, modified starch, protective paper, foaming agent, water, white ...