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During the cement production process, 3 to 5 percent gypsum is added to a.Accelerate setting time of cement increase strength of cement achieve the.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.