Crude gypsum is employed being a fluxing agent, fertilizer, filler in paper and textiles, and retarder in portland cement. About three-fourths of the full generation is calcined for use as plaster of paris and as developing elements in plaster, Keene’s cement, board solutions, and tiles and blocks. Halite and gypsum https://www.propanraya.com/id/produk/eco-gypsum-ee-4050