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Grinding Media Balls unbreakable forged carbon grinding media high quality firging steel balls for mine
Jinan Huafu Forging Co.,ltd is located in Zhangqiu City, Shandong Province, 45 Kilometers to the Jinan downtown, next to the 309 National Highway, enjoying firsthand Information and convenient traffic. Our company covers 80000 square meters, with over 100 employees, annual production capacity of 100000 tons and registered capital of seventy million yuan. We mainly produces forged steel balls, cast iron balls, steel cylpebs, grinding rods, mill liners, steel, hammer heads, automatic production lines for steel balls & grinding rods, decorative wrought iron products and paper-making machinery.
FORGED STEEL BALL
Carbon steel grinding ball
Carbon steel grinding ball is the most commonly used one. Widely used in mines, power plants, chemical plants and mill factory’s large ball mill. Diameter is 20-150mm. And we can also customize all size of products according to clients’ demand. The main products performance as follow:
Chemical Composition | C(%) | Si(%) | Mn(%) | Cr(%) | Cu(%) | Mo(%) | P(%) | S(%) | |
0.42-0.50 | 0.17-0.37 | 0.5-0.8 | ≤0.25 | ≤0.25 | ≤0.3 | ≤0.035 | ≤0.035 | ||
Size | 20-150mm(0.8inch-6inch) | ||||||||
Hardness | Serious | Hardness | |||||||
Standard Hardness | 48-53HRC | ||||||||
High Hardness | 55-60HRC | ||||||||
Impact Value | ≥12J/CM^2 | ||||||||
Balls Number | ≥12000times | ||||||||
Microstructure | M+C(C-Carbide M-Martensite ) |
Special steel grinding ball I
This grinding ball is widely used all over the world. High volume hardness and less wearing. Quality is well accepted by the customers. Please kindly check the following detailed performance.
Chemical Composition | C(%) | Si(%) | Mn(%) | Cr(%) | Cu(%) | Mo(%) | P(%) | S(%) | |
0.72-0.80 | 0.17-0.37 | 0.8-0.9 | 0.5-0.6 | ≤0.25 | ≤0.3 | ≤0.035 | ≤0.035 | ||
Size | 20-150mm(0.8inch-6inch) | ||||||||
Hardness | Serious | Hardness | |||||||
Standard Hardness | 58-63HRC | ||||||||
High Hardness | 62-65HRC | ||||||||
Impact Value | ≥15J/CM^2 | ||||||||
Balls Number | ≥15000times | ||||||||
Microstructure | M+C(C-Carbide M-Martensite ) |
Special steel grinding ball II
This grinding steel ball is one new type steel ball, good toughness and no breakage. It’s the new favorite in the users. Performance as follow:
Chemical Composition | C(%) | Si(%) | Mn(%) | Cr(%) | Cu(%) | Mo(%) | P(%) | S(%) | |
0.58-0.65 | 1.60-1.90 | 0.65-0.80 | 0.70-0.90 | ≤0.25 | ≤0.3 | ≤0.035 | ≤0.035 | ||
Size | 20-150mm(0.8inch-6inch) | ||||||||
Hardness | Serious | Hardness | |||||||
Standard Hardness | 58-63HRC | ||||||||
High Hardness | 62-65HRC | ||||||||
Impact Value | ≥18J/CM^2 | ||||||||
Balls Number | ≥18000times | ||||||||
Microstructure | M+C(C-Carbide M-Martensite ) |
production line
Semi automatic production line of hot forging steel ball |
Raw material→furnace heating→cutting and forging→enter into rolling ball machine→Isothermal system→quenching system→steel ball sweltering self tempering device→finished product steel ball |