| 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: Discover the perfect blend of strength and versatility with our range of steel grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG.
2. Diameter: Available in a comprehensive range from 20mm to 150mm, tailored to suit diverse industrial requirements.
3. Hardness: Engineered for excellence, our products boast a remarkable hardness range of HRC 55-65.
4. Breakage Rate: Enjoy peace of mind with a breakage rate of less than 1%, ensuring reliability and longevity.
5. Impact Value: With an impact value exceeding 12j/Cm^2, our media balls are designed to withstand demanding conditions.
6. Falling ball times: Built to endure, featuring falling ball endurance of ≥20000s for robust performance.
| 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: Secure and efficient ocean shipping ensures your products arrive safely.
2. Customers designated transportation mode: Flexibility to choose transportation tailored to your specific needs.
3. Packing Details: Choose between robust steel drums (850-930kgs per drum) and flexible container bags (1 ton per bag) for tailored packaging solutions.
4. Delivery Details: Swift and reliable delivery within 15-20 days after payment or LC at sight, to keep your operations running smoothly.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a leading factory with a decade's expertise in manufacturing top-quality forged and hot rolled grinding balls, and alloy grinding steel rods. With an impressive annual output of 100,000 tons, we operate 10 state-of-the-art forging and automatic rolling production lines, meeting complex customer demands with precision and efficiency.
Shandong Jinchi has earned prestigious international and industry certifications such as TUV ISO900, ISO14001, and ISO45001, alongside dual qualifications from SGS and BV, confirming our status as a top-tier factory. Our cutting-edge laboratory, equipped with advanced testing tools like spectrometers and impact testers, guarantees meticulous quality control and traceability from raw material intake to final product shipment.
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