Chrome Casting Grinding Balls are high Chromium Cast Iron Grinding Media with 8-26% Chromium content, Providing ultra-high wear resistance and long service life . Our factory is a professional china based manufacurer with ISO9001 and SGS certificate. MOQ 1 ton, standard delivery 10-20 days , bulk orders 25-35 days, customization service include diameter, chromium content, hardness and surface treatment . our casting grinding balls are widely applied in mining ,quarry , chemical and building materials industries, with stable quality and competitive factory price for international whosale purchasers .