Purchase Quality Forged Grinding Steel Balls For Copper Mining Company
- HY
- China
- 20-45 days
- 50000T
Our Grinding balls produced by advanced automatic rolling machine ( Balls from 20mm-70mm) + Labor Air Hammer ( 80mm-150mm) with special Heating treatment and strict quality control systerm , which make our grinding balls high performance
Grinding media balls 'Raw Material Purchase : Strategic partnership with standard steel enterprise and sign the long term agreement (50,000 Tons annually ) Purchase directly from Chinese famous standard steel enterprise , such as laigang Group, HBIS, ANSTEEL, XIWANG Special steel .
We have special department of QC teamwork . The QC department director have 10 years experience in this industry . The team is responsible for inspection during production , inspection before delivery . ( Grinding balls Surface and core hardness test each day each batch and all will be recorded and filed in documents ) .
Purchase Quality Forged Grinding Steel Balls For Copper Mining Company
China is the world's largest grinding media balls supplier . How to choose any better grinding media balls supplier in China ? We are trying to provide a different answers for your esteemed buyer .
---------------Trustworthy Product and Partner ( Grinding Balls Supplier in China ) The size of forged grinding media balls from 20mm to 150mm are widely used in all kinds of mills in the mining industry ( Copper Mining , Gold mining and iron mine )
Grinding Balls Features :
Steel : Low Carbon Steel , High Carbon and manganese Alloy steel , High Manganese Alloy Steel .
Consistant Surface hardness to Core Hardness ( 58-65HRC)
Grinding balls reach to the high Impact toughness more than 15J /cm2
The lowest broken rate : 125mm Grinding balls have reached to "0" broken rate ,all less than 0.5%
Improved wearing rates
Steel Chemical composition :
| Brand | Remarks | C | Mn | Cr | S | P | Si |
| HY-1 | 60Mn | 0.57-0.65 | 0.60-0.70 | ≤0.25 | 0.030max | 0.030max | 0.17-0.37 |
| HY-2 | B2 | 0.72-0.85 | 0.7-1.2 | 0.42-0.85 | 0.030max | 0.030max | 0.17-0.37 |
| HY-3 | B3 | 0.5-0.65 | 0.4-1.0 | 0.77-1.10 | 0.030max | 0.030max | 1.4-1.8 |
| HY-4 | B4 | 0.58-0.66 | 0.65-0.80 | 0.70-0.9 | 0.025max | 0.025max | 1.3-1.9 |
Grinding balls Packing : Steel drums with openable top (with threads). Two drums per pallet or Plastic bag with Pallets .
Quality Control Systerm : We have special department of QC teamwork .The QC department director have 10 years experience in this industry . The team is responsible for inspection during production , inspection before delivery .( Surface and core hardness test each day each batch and all will be recorded and filed in documents ) . The inspection worker will sign by himself in the document and who will be responsible for this if there is any problem in future
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