Forged Steel Grinding Ball

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Forged Steel Grinding Ball
Posting date : Jul 16, 2009
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73-
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Grinding steel balls like forged steel grinding balls are used to assist in the extraction process for many metals such as gold, copper, lead, zinc, iron, nickel, tin, chrome and silver. In addition to metalliferous processing, balls are used for grinding coal in power stations, lime and clinker in the cement industries and base materials in the building products industry. A full range of hardness can be provided in standard sizes, the ball hardness profiles to maximize wear and impact performance, customized product is available to meet milling and ore conditions. The balls have gotten high reputations for their high hardness, good wear resistance, no breakage etc. 1. Standard ball sizes are as follows: Ball Diameter (nominal) mm-----(nominal) Inches 20mm 4/5 inch 25mm 1 inch 30mm 1 1/4 inch 40mm 1 1/2 inch 50mm 2 inch 60mm 65mm 2 1/2 inch 70mm 76mm 3 inch 80mm 3 1/4 inch 90mm - 3 1/2 inch 100mm 4 inch 110mm-115mm 4 1/2 inch 120mm 4 3/4 inch 125mm-127mm 5 inch 130mm-133mm 5 1/4 inch 140mm 5 1/2 inch 150mm 6 inch 2. A full range hardness we provided in standard size Mean Hardness: Brinell Rockwell C BHN400 HRC 43 BHN480 HRC 50 BHN560 HRC 55 BHN615 HRC 58 BHN670 HRC 61 3. Products all-round properties: High Hardness, Good Wear Resistance, Even Wearing; Breakage rate of ball: 2.0% Max Dropping test: 10000 times minimum with 3.5 meter dropping test machine. Impact fatigue life test: Ak. =12 J/CM2 Minimum 4. Packages: By flexible container bags (1000kg/bag), or by steel drums (850kgs-900kgs/drum) Note: Technical staff in consultation with the customer can advise the optimum product for your application, if possible please feel free to contac us.

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