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: Expertly crafted to perfection, our top-tier grinding balls are available in a variety of Grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring optimal performance for all industrial needs.
2. Diameter: Designed for adaptability, with sizing from 20mm to 150mm, our grinding balls are perfect for a wide range of applications, catering to distinct industrial requirements.
3. Hardness: Built to withstand, our grinding media balls offer an outstanding hardness range of HRC 55-65, ensuring long-lasting efficiency and superior wear resistance.
4. Breakage Rate: Engineered for exceptional durability, featuring a remarkably low breakage rate of less than 1%, ensuring consistent reliability in demanding environments.
5. Impact Value: Delivering unparalleled strength and robustness, our grinding balls boast an impressive impact value surpassing 12j/Cm^2, guaranteeing high performance under stress.
6. Falling ball times: Meticulously tested for durability, proven to withstand over 20,000 falls, ensuring resilience and longevity in industrial use.
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 products are securely shipped using trusted ocean transport routes, ensuring safe and timely delivery to your desired location.
2. Customers designated transportation mode: We offer flexible transportation options tailored to meet your specific needs, enhancing convenience and satisfaction.
3. Packing Details: A. Robust steel drums with a capacity of 850-930kgs/drum for secure containment. B. Versatile flexible container bags with a generous 1 ton/bag capacity, ensuring efficient and safe transport.
4. Delivery Details: Benefit from our prompt delivery service, with swift dispatch occurring within 15-20 days following payment or LC at sight, ensuring your operations remain uninterrupted.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. stands as a beacon of excellence in the realm of forged and hot rolled grinding balls and alloy grinding steel rods. With over a decade of unparalleled expertise, we achieve an impressive annual output of 100,000 tons. Our 10 state-of-the-art forging and automatic rolling production lines are meticulously designed to meet complex customer demands with precision and efficiency.
Shandong Jinchi has garnered esteemed certifications including TUV ISO900, ISO14001, Iso45001, alongside dual SGS and BV certifications. These accolades underscore our unwavering commitment to quality. Our advanced laboratory, equipped with cutting-edge testing devices such as spectrometers, hardness testers, drop testers, and impact testers, ensures stringent quality control and full traceability from raw material intake to final product shipment.