Wear resistant Forged grinding media steel ball made in china
Wear resistant Forged grinding media steel ball made in china
1. High overall hardness: the surface hardness can reach 60-65hrc, the volume hardness can reach 60-65hrc, and the hardness gradient distribution is uniform.
2. High impact toughness: the impact toughness is greater than 12j / cm2;
3. The actual breaking rate is not more than 1%.
Wear resistant Forged grinding media steel ball made in china
Shandong Jinchi Heavy Industry Joint Stock Co.,Ltd, is Grinding media ball manufacturer with 28 years in China, annual production capacity of 100,000 tons. products are exported to Brazil, Mexico, Ghana, Chile, Peru, South Africa, Cote d 'Ivoire, Mali, Mauritania, Ecuador, Philippines and other countries, Sign annual contracts with many mines for 3-5 years.Free sample can be supply for test. with specifications all reaching international standards and annual production capacity is over 100,000 tons.
Materials | C% | Si% | Mn% | P% | S% | Cr% |
B2 | 0.70-0.85 | 0.17-0.37 | 0.70-1.00 | ≤0.035 | ≤0.035 | 0.4-0.6 |
B2-1 | 0.55-0.70 | 0.15-0.30 | 0.65-0.85 | ≤0.020 | ≤0.020 | 0.70-1.10 |
High Carbon B2 | 0.85-1.10 | 0.15-0.45 | 0.40-1.20 | ≤0.035 | ≤0.035 | 0.20-1.10 |
B3 | 0.58-0.66 | 1.70-1.90 | 0.68-0.80 | ≤0.030 | ≤0.030 | 0.78-0.90 |
45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | ≤0.035 | ≤0.035 | 0.25max |
B4 | 0.65-0.75 | 1.20-1.40 | 0.50-0.70 | ≤0.025 | ≤0.025 | 0.85-1.00 |
B6 | 0.75-0.90 | 0.17-0.37 | 0.8-1.02 | ≤0.035 | ≤0.035 | 0.88-0.98 |
B6-1 | 0.82-0.90 | 0.15-0.35 | 0.90-1.05 | ≤0.020 | ≤0.020 | 0.88-0.98 |
BU | 0.95-1.05 | 0.15-0.35 | 0.95-1.05 | ≤0.025 | ≤0.025 | 0.45-0.55 |
1090 | 0.90-1.10 | 0.17-0.37 | 0.60-0.90 | ≤0.025 | ≤0.025 | ≤0.025 |
42CrMo | 0.38-0.45 | 0.20-0.40 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.90-1.20 |
40Cr | 0.37-0.45 | 0.20-0.40 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.80-1.10 |
65MN | 0.62-0.70 | 0.17-0.37 | 0.90-1.20 | ≤0.035 | ≤0.035 | ≤0.25 |
60MN | 0.57-0.65 | 0.17-0.37 | 0.70-1.00 | ≤0.035 | ≤0.035 | ≤0.25 |
50MN | 0.48-0.56 | 0.17-0.37 | 0.70-1.00 | ≤0.035 | ≤0.035 | ≤0.25 |
Nominal diameter | Diameteical Tolerance | Weight of single ball in average
| Surface hardness
| Impact toughness
|
(mm) | (mm) | (g) | (HRC) | (j/cm2 ) |
Φ20 | +2 -1 | 32 | 60-65 |
≥12 |
Φ25 | 64 | |||
Φ30 | 110 | |||
Φ40 | 263 | |||
Φ50 | 513 | |||
Φ60 | +3 -2 | 888 | ||
Φ70 | 1410 | |||
Φ80 | 2104 | |||
Φ90 | 2996 | |||
Φ100 | 4110 |
High-quality raw materials, advanced full-automatic production line, unique heat treatment technology and strict quality control system, these four major advantages make sure our products have stable impact performance, high wear resistance and high combined efficiency of grinding mill.
The company has an independent laboratory, the advanced and accurate lab equipment, to ensure that each step of the production process is performed in accordance with the quality standards. Moreover, our company has been accredited with ISO9001 Quality Certification, OHSAS18001 Occupational health and safety certification and ISO14001 environmental management system certification.
Explanation of quality control
Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd. strictly controls each link of wear-resistant steel ball from steel plant selection, raw material purchase, steel inspection, quenching and tempering process control, finished product inspection, and strictly controls the performance index of steel ball according to the ISO9001:2015 quality management system certification procedure of the company, so as to ensure that the performance index of steel ball meets the technical requirements of the project and industry related requirements Technical specifications. Ensure the wear resistance, stability, maturity and reliability of steel ball.
Guarantee measures for raw material ordering
Our company has strategic cooperation agreements with well-known domestic state-owned enterprises, such as Laiwu branch of Shandong Iron and Steel Co., Ltd., Chengde Jianlong Special Steel Co., Ltd. and Huaigang Special Steel Co., Ltd. of Jiangsu shagang group. Each stage from material ordering to material inspection is reviewed and approved by technical experts, and finally determined by the technical director after being signed and confirmed by the relevant responsible person.
Production equipment performance assurance measures
All of them are produced with the most advanced and professional equipment, and cooperate with the process and quality inspection personnel to make the original records of various parameters in the production process, and operate and produce in strict accordance with the process requirements and specifications.
Process technology and quality inspection performance guarantee
Set up the project process specialist and quality inspector, set up the process in strict accordance with the parameters and indicators required by the contract and supervise the implementation of the process. The quality inspector shall track and record each parameter in the whole process.
Packaging and transportation performance guarantee
The packaging standard of the product is strictly in accordance with the international standards, to ensure that it can meet the lifting requirements for many times. Our company has established a strategic partnership system with several key shipping companies and logistics companies at home and abroad. We have transportation insurance for each vehicle, which greatly enhances our ability to resist risks.
