Hebei Longsheng Metals & Minerasl Co., Ltd

Our main products: 1) Cast iron grinding ball, low/middle/high chromium level with diameter 17mm-130mm, hardness range from HRC45-65 for different products and application. The specialty of high chrome cast iron grinding ball: high hardness, no breakage, good wearing resistance, reasonable cost-performance in cement crushing application. 2) Forged steel grinding ball: diameter 25mm-150mm, with hardness HRC50-65, widely used in mines industry, special cement plant, chemical industry etc. The good performances win the high reputation from overseas market; 3) Grinding Steel Rods: diameter 40mm-110mm, length: 2Meter-6Meter, those products are used in rods mill machine for minerals, clinks crushing. We researched new type high efficiency alloy steel grinding rod with higher hardness HRC45Minimum (Normally HRC25 Minimum), getting 2 times Higher efficiency and cost performance in application than the common ones.