Steel Balls for Copper Ore Mine
4"- 5" Steel Balls For Copper Ore Mine, Surface hardness： 60-62HRC, Core hardness: 57-60HRC, Volume hardness: 57-61HRC, Impact toughness:≥22 J/CM2.
Introduction：
4"- 5" Steel Balls For Copper Ore Mine, Surface hardness： 60-62HRC, Core hardness: 57-60HRC, Volume hardness: 57-61HRC, Impact toughness:≥22 J/CM2, a choice for copper mineral processing to help reducing cost 10-30%. 
Specification:
Steel Rod Type: B4, Chemical Comments (For Copper Mine) | |||||
C | Si | Mn | P | S | Cr |
0.66-0.74 | 1.2-1.4 | 0.50-0.70 | ≤0.022 | ≤0.022 | 0.85-1.0 |
Ni | Cu | Mo | Alt | V | |
/ | ≤0.40 | / | 0.06-0.13 | 0.05-0.15 | |
Copper Mine Use: 100-125mm Steel Balls For Copper Ore Mine Quality Performance | |||||
Ball Size | Surface Hardness | Core Hardness | Volume Hardness | Impact Toughness | |
100mm | 60-62 HRC | 57-60 | 58-62 | ≥22 J/CM2 | |
120mm | 60-62 HRC | 57-60 | 58-62 | ≥24 J/CM2 | |
125mm | 60-62 HRC | 57-60 | 57-61 | ≥24 J/CM2 | |
Enterprise commitment
Dongbang is a company specializing in the R&D and manufacturer of various kinds of hot rolled grinding balls and forged grinding balls used for ball mill. Upholding the business philosophy of "Quality First and Service Excellent", the company carry out strict control and management over production links and tests the products by perfect scientific research means. The overall performance of finished products has reached the top level of the industry.
Our company would like, based on mutual trust and joint development, to make a commitment as follow:
1.In strict accordance with the requirements of the contact, the production quality fully conforms to industrial standard(YB/T091-2005) and relevant national standards.
2.In strict accordance with the provisions of ISO9001 quality system, we check on strictly layer upon layer from contract review, purchase of raw material to finished product test for achieving quality control links to be available with record and able to be tracked back.
3.According to the needs of different customers, by combining ore hardness, mill size and actual conditions, we freely provide proportion scheme of wear-resistant grinding balls and relevant technical support and offer excellent solutions with high cost performance for clients.
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