1.high hardness forging grinding ball
2.low breakage,
3.good wear-resistance
4.lower price

JINAN XINTE CASTING AND FORGING CO.,LTD is one of the largest factory specialized in producing forging grinding ball and casting grinding ball in China. The company has passed ISO9001: 2000 quality system authentication. Our factory was established in 1971. There are180 employees now, covering an area of 20000 square meter. Our annual product of grinding balls is about 50000 ton. We mainly export our steel balls to Japan, Korea, Malaysia, Philippine, Canada, South-Africa, Chile etc more than 20 countries and areas.  

The major character of our forging Grinding Balls is that: high hardness, low breakage, good wear-resistance, lower price.  It is mainly used in cement plants, mines, power stations etc. The hardness and chemical composition of our grinding balls as follows:

1.65Mn Forging grinding ball
Size: 20mm-180mm
Hardness:HRC55-65
Chemical elements:C: 0.52-0.65; Si: 0.15-0.37; Mn: 0.6-1.2; S: 0.04Max; P: 0.04Max; Cr: 0.25Max.

2.Forging grinding ball   (RCAB-1)
Size: 20mm-180mm
Hardness:HRC58-65
Chemical elements:C:0.7-0.9,Si:0.65-1.00,Mn:0.70-1.25, P/S:0.04Max,V:0.05-0.12

3.High chrome cast grinding ball
Size: 17mm-120mm
Hardness:HRC58-65; Chrome content:11-27%

Chemical composition:C: 2.0-3.0; Si≤1.0; Mn: 0.5-1.5; S & P≤0.10;
4.Low chrome cast grinding ball
Size: 17mm-120mm
Hardness:HRC45-55; Chrome content:1-3.5%

Chemical composition:C: 2.2-3.6; Si≤1.0; Mn: 0.5-1.5; S & P≤0.10;

5.Medium chrome cast grinding ball