Customization: | Available |
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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: Crafted with unparalleled precision, our grinding balls are available in an extensive array of Grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring the perfect fit for your specific needs.
2. Diameter: Expertly tailored for ultimate versatility, our grinding balls are available in diameters ranging from 20mm to 150mm, catering to a vast spectrum of applications.
3. Hardness: Meticulously engineered to withstand rigorous conditions, our grinding balls boast an impressive hardness range of HRC 55-65, ensuring exceptional durability.
4. Breakage Rate: Designed to endure the harshest environments, our grinding balls feature an exceptional breakage rate of less than 1%, underscoring their superior quality.
5. Impact Value: Delivering outstanding performance, our grinding balls have an impact value exceeding 12j/Cm^2, ensuring robust and reliable use.
6. Falling ball times: Rigorously tested for unmatched resilience, our grinding balls endure over 20,000 falls, guaranteeing long-lasting 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: Our premium products are securely transported using reliable ocean shipping routes, ensuring they arrive in perfect condition.
2. Customers designated transportation mode: We offer customized transportation solutions tailored to meet your unique requirements for ultimate convenience.
3. Packing Details: A. Steel drums with a robust capacity of 850-930kgs/drum, ensuring safe and secure packaging. B. Flexible container bags providing a substantial 1 ton/bag capacity, offering flexibility in storage.
4. Delivery Details: Experience swift and reliable delivery, with dispatch within 15-20 days following payment receipt or LC at sight, ensuring timely arrival of your order.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a distinguished leader in the production of forged and hot rolled grinding balls and high-quality alloy grinding steel rods. With over a decade of excellence, our company boasts an impressive annual output of 100,000 tons. Our 10 cutting-edge forging and automatic rolling production lines are meticulously designed to meet and exceed complex customer demands with precision and efficiency.
Shandong Jinchi has garnered prestigious certifications such as TUV ISO900, ISO14001, and Iso45001, and holds dual certifications from SGS and BV, affirming our commitment to quality. Our state-of-the-art laboratory is outfitted with the latest advanced testing devices, including spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and seamless traceability from raw materials to final shipment.