Cast grinding ball for mining, cement, power plant.
I. Specification:
A : High -Chrome Casting Ball
1,Chemical composition:
| High-Chrome | C | Si | Mn | Cr | S | P |
| RDH | 1.8-3.2 | ≤1.0 | ≤1.5 | ≥ 10.0 | ≤0.10 | ≤0.10 |
2,Physical datas:
| Item | HRC(Surface) | Impact J/cm2 | Ball-falling impact fatigue life
| metallurgical structure |
| RDH | ≥ 58(φ60&above) | ≥ 4 | ≥ 18000 | M+C |
3.Technical datas
| Item | Break Rate | ovality |
| RDH | ≤ 1.0% | ≤3% |
B : Low-Chrome Casting Ball
1,Chemical composition:
| Low-Chrome | C | Si | Mn | Cr | S | P |
| D | 1.8-3.6 | ≤1.0 | ≤1.5 | ≥1.0 | ≤0.10 | ≤0.10 |
2,Physical datas:
| Item | HRC(Surface) | Impact J/cm2 | Ball-falling impact fatigue life
| metallurgical structure |
| D | ≥46 | ≥ 2.5 | ≥ 8000 | P+A+C |
3.Technical datas
| Item | Break Rate | ovality |
| D | ≤ 1.0% | ≤4% |
It has the cIt has the characters of: No breakage, good wear resistance, no deformation, uniformity of the hardness from surface to core.
II Packing: By steel drums or flexible container bags
III . Over 20 years Professional casting grinding balls manufacturing experience,deserves your trust.High quality, competitive price and good service benefit our customers. ISO9001 certified company, advanced oil quenching and heating production line, together with advanced testing machines imported from Germany are used to ensure the quality. 30,000 Tons annual production capacity can provide delivery in time.
MaAnShan HaiFeng Wear Resistant Materials Co., Ltd. is located in Ma Anshan city, 40 Kms south of Nanjing, the Jiangsu Province capital, founded in 1995. It covers an area of 150 acres with 280 employees. Main products: Mining grinding media (forging and casting). We began to have the right to import and export till now. Our company is a national high-tech enterprise, provincial Contract keeping and Credit First enterprise, and has passed the ISO9001 international quality management system certification and ISO14001 environment system certification. We are the energy -saving, clean production enterprise. Haiying trademark is identified as provincial famous trademark and in the process of managing the well-known trademark matters. 40% of products are exported. Our annual production capacity of various types of grinding media reaches 50, 000 tons. We are the only one OEM partner in China for the world No. 1 grinding supplier, the Magotteaux Co., Ltd.
Our company scientific research center always hires international and domestic well-known experts, is engaged in technical research and development in the industry. We independently developed wear-resistant series new materials, automatic production line of grinding equipment. All technologies fill the gaps in domestic, and get close to the world advanced level. Our company becomes the member corporate of China Forging Association, Foundry Association of Anhui Province. Our company adheres to the "people-oriented, quality for victory, service for customer"concept of development, and strives to be the first in Chinese ball industry, takes "industry serves the country, build a century enterprise, create a world famous brand" as the goal, and Haifeng's team are stepping forward with vigorous pace.
