Packing : We supply Gypsum Powder in the packing of 10 Kg / 20 Kg / 25 Kg / 30 Kg and/or 50 Kg. Powder Size : Above mentioned Gypsum Powder is available in 80 mesh, 100 mesh, 130 mesh, 150 mesh, 200 mesh , 250 mesh , 300 mesh. Uses of Gypsum Powder in various industries : Gypsum is a mineral used to produce blackboard chalk, drywall, plaster and plaster of Paris. In traditional medicine, Indian and Chinese herbalists use gypsum to treat several medical conditions. According to the Gypsum Association, the Food and Drug Administration considers gypsum acceptable for human consumption. However, many of the purported claims about this mineral have not been substantiated through clinical research.