... 2.Used in mining,metallurgy,building materials Cement equipment ,production line for cementintroduction of cement equipment1.crush and pre-blending (1 ... 3tons of materials(including raw material, fuel,clinker,mixed materials,gypsum) when we produce 1 ton of Portland cement in the ... accounts for above 60% of the whole drying cement production line in which the grinding of the raw material accounts for ...