| Customization: | Available |
|---|---|
| Standard: | JIS, GB, DIN, BS, ASTM, AISI |
| Application: | Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant |
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1. Grade: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG - Choose from our robust selection of premium-grade materials designed to meet your specific industrial needs.
2. Diameter: 20mm-150mm - Offering a broad range of sizes to ensure a perfect fit for your operational requirements
3. Hardness: HRC 55-65 - Engineered for exceptional durability, delivering superior performance in the toughest environments.
4. Breakage Rate: <1% - Experience reliability you can trust with our low breakage rate, ensuring consistent, long-lasting performance.
5. Impact Value: >12j/Cm^2 - With a high impact value, our steel balls provide unparalleled strength and resilience.
6. Falling ball times: ≥20000s - Our products are tested for endurance, promising longevity with every purchase.
| 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 - Reliable and efficient ocean freight services ensuring timely delivery across the globe.
2. Customers designated transportation mode - Flexible shipping solutions tailored to your preferred logistics.
3. Packing Details: A. Steel drums (850-930kgs/drum) - Secure and robust packaging options. B. Flexible container bags (1 ton/bag) - Designed for ease of handling and storage.
4. Delivery Details: Within 15-20 days after received the payment or LC at sight - Prompt delivery guaranteed to keep your operations running smoothly.
Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd. is a professional factory specializing in the production of forged and hot rolled grinding balls, and alloy grinding steel rods for over a decade, with an annual output of 100,000 tons. Utilizing 10 state-of-the-art forging and automatic rolling production lines, we can accommodate even the most complex customer demands.
Shandong Jinchi has achieved international and industry certifications including TUV ISO900, ISO14001, Iso45001, alongside dual certification from SGS and BV as a qualified factory. Our cutting-edge laboratory, equipped with advanced testing devices such as spectrometers, hardness testers, drop testers, and impact testers, ensures rigorous quality control and traceability from raw material entrance to product shipment.
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