roller mill calcium carbonate plant
RLM Series Roller MillALPA Powder Technology. Calcium carbonate feed size 10 mm could grind material size less than 10 μm (with pass rate of 97 ) and fine powder size μm accounted for about 40 specific surface area is big has the advantages of highefficiency lowloss of highspeed impact mills and product fineness is close to jet HCM Machinery Guilin .