Shandong Huamin Steel Ball Joint-Stock Co., Ltd is one of the biggest manufacturers and exporters of grinding steel balls in China building in the year of 1986. The annual output are 150, 000 metric tons. For the last 24 years, Huamin is devoting themselves and being engaged in Grinding Media Manufacture and supplying like forged ball, cast ball, grinding bars mainly in mineral processing, power plant,cement industry for milling application. The products have been exported to more than 30 countries and regions, such as United States,Canada, Chile, South Africa, Italy, Ghana etc.The good quality and performance won good reputation among clients from different areas and regions.

Our main products as following specially used in Power Plant, Electrical Industry for milling application:

1)Forged steel ball:

Diameter 25mm-90mm,Hardness:HRC58-64,

Diameter 100mm-140mm, Hardness:HRC55-63;

2)Rolling Forged steel balls:

Dia 25mm-90mm,Hardness:HRC59-65;

3)Cast iron ball Diameter17mm-130mm,

Hardness:HRC45-50 (Cr:1%-3%), HRC50-55(Cr;4%-8%),HRC58-65 (Cr;10%-28%) ;

4)Grinding steel rods:

Diameter 50mm-110mm,length:2meter-6meter;

Hardness:HRC25-35,Hardness:HRC45-55;

A full range of hardness can be provided.

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