| Customization: | Available |
|---|---|
| Standard: | JIS, GB, DIN, BS, ASTM, AISI |
| Application: | Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant |
|
Still deciding? Get samples of $ !
Request Sample
|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
1. Grade: Carefully crafted for excellence, the grades include 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG, each providing superior performance tailored to your needs.
2. Diameter: Available from a versatile range of 20mm to 150mm, offering precision and adaptability for various applications.
3. Hardness: With an impressive hardness of HRC 55-65, these grinding media balls are engineered for durability and consistent performance.
4. Breakage Rate: Boasting a breakage rate of less than 1%, they promise exceptional reliability and longevity.
5. Impact Value: With an impact value exceeding >12j/cm², these balls are designed to withstand rigorous conditions.
6. Falling Ball Times: Engineered for endurance, they can withstand falling ball tests of ≥20000 times, ensuring resilience.
| 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 |
| Diameter(mm) | Diameter Tolerance(mm) | Surface Hardness(HRC) | Impact Toughness(j/cm2) | |
| Φ20 | +2, -1 | >60HRC | ≥12 | |
| Φ25 | ||||
| Φ30 | ||||
| Φ40 | ||||
| Φ50 | ||||
| Φ60 | +3, -2 | |||
| Φ70 | ||||
| Φ80 | ||||
| Φ90 | ||||
| Φ100 | +4, -2 | |||
| Φ110 | ||||
| Φ120 | >58HRC | |||
| Φ130 | ||||
| Φ140 | +4, -3 | >55HRC | ||
| Φ150 |
1. Ocean shipping
2. Customers designated transportation mode.
3. Packing Details: Select from sturdy steel drums (850-930kgs/drum) or flexible container bags (1ton/bag) to best suit your shipping needs.
4. Delivery Details: Swift and efficient, with delivery happening within 15-20 days post-payment or LC at sight.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a professional factory that has excelled in the production of forged and hot-rolled grinding balls, as well as alloy grinding steel rods, for over a decade. With a robust annual output of 100,000 tons and equipped with 10 advanced forging and automatic rolling production lines, we are poised to meet the complex demands of our customers.
Shandong Jinchi has achieved prestigious international and industrial certifications such as TUV ISO900, ISO14001, Iso45001, and has also received dual certification from SGS and BV, marking us as a factory of excellence. Our state-of-the-art laboratory is equipped with sophisticated testing instruments, including spectrometers, hardness testers, drop testers, and impact testers, ensuring rigorous quality control and traceability from raw material intake to production and shipping.
){kind=link}