| 摘要 |
PURPOSE:To provide a fiber-containing gypsum plate reduced in its cost and improved in physical properties by utilizing anhydrous gypsum II economical in the production of an asbestos-free product and to provide its production method. This production method enables, the production of another product in combination with th8 above product. CONSTITUTION:This fiber-containing gypsum plate contains 60 to 97wt.% raw material gypsum composed of 10 to 40 pts.wt. anhydrous gypsum II and 100 pts.wt. hemihydrate gypsum, 2 to 10wt.% reinforcing fiber and 1 to 40wt.% inorganic aggregate as the main components. |
