| 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: Elevate your projects with our top-quality steel: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG. Each grade is meticulously crafted to deliver unparalleled performance and durability.
2. Diameter: Versatility at its best with diameters ranging from 20mm to 150mm. Our diverse size options ensure a perfect fit for every application.
3. Hardness: Expect superior resilience with a hardness of HRC 55-65, engineered to withstand the toughest challenges in industrial environments.
4. Breakage Rate:<1%: Experience outstanding reliability with a breakage rate of less than 1%, promising consistent quality and performance.
5. Impact Value: >12j/Cm^2: Fortified with an impressive impact value exceeding 12J/Cm^2, these balls are built to endure and excel in high-stress applications.
6. Falling ball times: ≥20000s: Endurance redefined with a minimum of 20,000 falling ball tests-demonstrating longevity and robustness.
| 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: Enjoy the convenience of global ocean shipping, ensuring timely and efficient delivery to your doorstep.
2. Customers designated transportation mode: Choose the transportation mode that best suits your needs for personalized service.
3. Packing Details: A. Steel drums (850-930kgs/drum) B. Flexible container bags (1 ton/bag): Secure your goods with our robust packing options, designed for maximum protection.
4. Delivery Details: Within 15-20 days after received the payment or LC at sight: Experience swift delivery within 15-20 days, ensuring your operations proceed without delay.
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. With over a decade of expertise and an annual output of 100,000 tons, we are equipped with 10 state-of-the-art forging and automatic rolling production lines to meet even the most complex customer demands.
Shandong Jinchi has achieved international and industry certifications including TUV ISO900, ISO14001, and ISO45001, and has also secured double certification from SGS and BV as a trusted factory. Our cutting-edge laboratory, equipped with advanced testing tools such as spectrometers, hardness testers, drop testers, and impact testers, ensures rigorous quality control and traceability from raw materials through every stage of production to final shipment.
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