Crude gypsum is utilized as a fluxing agent, fertilizer, filler in paper and textiles, and retarder in portland cement. About a few-fourths of the entire generation is calcined for use as plaster of paris and as constructing components in plaster, Keene’s cement, board products and solutions, and tiles and blocks. https://www.propanraya.com/id/produk/eco-gypsum-ee-4050