casting ball
C 2.0~3.3;Si 1.2 Max;Mn 0.5~1.5;Cr 18~22;Mo 0~1.0;P 0.15;
S 0.15 Max
HRC (B) 45Min
Anhui Ningguo Jinhong wear-resistant Materials Co. Ltd is a professional enterprise specializing in manufacturing the wear-resistant. With an occupying area of 20.000 square meters which located in the largest wear-resistant material production base of Asia--- NingGuo Zhongxi industrial park which adjacent to Huangshan,Shanghai,Hangzhou,Nanjing,Hefei city,and the Nanjing Lushang and Hangzhou xiaoshan international airport also provide the convenient air transportation conditons .
Our company possesses more than 400 staffs ,strong technical focus .advanced production equipment and testing facilities with the over 20.000 tons annual output.Jinhong brand products mainly including High Chormuim Casting Grinding Balls,Low Chromium Casting Balls and steel casting.Weve got the approval of National Quality Monitoring Center (NACIS) and ISO9001:2000 Quality Control System accreditation.
The chemical composition tests are all according to the requirements of GB223.1,GB 223.2,GB 223.3,GB 223.4,GB/T 223.5,GB/T 223.12,GB/T 223.18,GB/T 223.23,GB/T 223.26,GB/T 223.46,GB/T 223.49.
Rockwell hardness testing in accordance with GB/T 230.
Times of falling balls are more than 8000 or equal.
The rate of the broken ball is below or equal 1% in principle.
| Ball Diameter | Weight of Each Ball | Pcs/ton | ||||||
| 20 | 0.0322 | 31056 | ||||||
| 25 | 0.063 | 15873 | ||||||
| 30 | 0.11 | 9091 | ||||||
| 40 | 0.257 | 3891 | ||||||
| 50 | 0.5 | 2000 | ||||||
| 60 | 0.867 | 1153 | ||||||
| 70 | 1.37 | 729 | ||||||
| 80 | 2.05 | 487 | ||||||
| 90 | 2.9 | 345 | ||||||
| 100 | 4 | 250 | ||||||
| 110 | 5.3 | 188 | ||||||
| 120 | 6.8 | 147 | ||||||
| 125 | 7.75 | 129 | ||||||
| 130 | 8.74 | 114 | ||||||
| Low Chrome Alloyed Cast Grinding Balls | Designation | Chemical Composition(%) | ||||||
| C | Si | Mn | Cr | Mo | P | S | ||
| ZQCr2 | 2.0-3.3 | ≤1.2 | ≤1.5 | 1.0-3.0 | ≤1.0 | ≤0.15 | ≤0.15 | |
| Low Chrome Alloyed Cast Grinding Balls | Designation | |||||||
| Microstructure | Times o Falling Balls | |||||||
| AK(j/cm²) | ||||||||
| HRC | ||||||||
| ZQCr2 | ≥45 | ≥1.6 | P+C | ≥5000--15000 | ||||
| Properties and Microstructure | ||||||||
| Name | Hardness(HRC) | AK(j/cm²) | Microstructure | Times o Falling Balls | ||||
| Polybasic | 48-56 | ≥2.0 | P+C | 80 | ≥13000 | |||
| ≥80 | ≥16000 | |||||||
| Polybasic | 50-56 | ≥3.0 | M+C | 80 | ≥15000 | |||
| ≥80 | ≥8000 | |||||||
If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.
