Calcium Carbonate Grinding Mill, Calcium Carbonate Powder. calcium carbonate is the largest inorganic filler in the industry, such as building materials, papermaking, plastic, rubber, paint, coating and so on. due to the high cost, the market is wide and the demand at home and abroad has been great. at present, the production of calcium carbonate on the market is mainly the May 15, 2013 Our punch presses range from 10 ton to 440 ton capacity, model A 3 1/2, 45 ton. Komatsu OBS45 OBS Power Brown Sharp 510 surface grinding machine, s/n 523 OriginChina. SAG mill grinding balls commonly used low-carbon alloy, high manganese steel,High Chrome steel. We mainly produce. Forged Grinding media Balls, Rolled Grinding media Balls and Cast Grinding media Balls as follows 1). 60Mn Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm) 2).