A rawmill is the equipment used to grind raw materials into "rawmix" during the manufacture of cement Rawmix is then fed to a cement kiln, which transforms it into clinker, which is then ground to make cement in the cement mill , Mix 2: Sulfate-resisting cement: 876% gray limestone, 52% clay, 50% sand and 22%.
Pulp and paper mills use a variety of chemical substances potentially hazardous , a lime are used in the sulphate process during the manufacture of paper and pulp , Calcium Carbonate is used as filler materials in paper mill calcium Ground , liquor plant; Lime reburning A lime kiln is used to convert calcium carbonate.