1·The invention relates to a new ceramic mold material and a molding technique for replacing gypsum mold and technique needed by traditional ceramic mold technique.
一种新陶瓷模具材料及成型工艺替代传统陶瓷工艺所需石膏模具及工艺。
2·Gypsum powder can be classified according to purpose: building materials using gypsum powder, gypsum powder chemicals used, mold used gypsum powder, gypsum powder and food casting gypsum powder.
石膏粉根据用途可分为：建材用石膏粉、化工用石膏粉、模具用石膏粉、食品用石膏粉和铸造用石膏粉等。