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: Offering a diverse selection, our grinding media balls come in grades 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring a perfect match for your specific industrial needs.
2. Diameter: Available in a comprehensive range of sizes, from 20mm to 150mm, to provide unmatched versatility for various applications.
3. Hardness: Designed for exceptional durability, our media boasts a hardness level of HRC 55-65, ensuring unbeatable resistance to wear and tear.
4. Breakage Rate: Exceptional quality control ensures a breakage rate of less than 1%, maximizing your operational efficiency and productivity.
5. Impact Value: With an impressive impact value of greater than 12j/Cm^2, our forged balls are engineered to absorb substantial impacts, enhancing performance and longevity.
6. Falling Ball Times: Achieving remarkable consistency, these balls endure 20,000 drops and beyond, showcasing their robustness and reliability.
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: Ensuring secure and timely delivery to global destinations, our shipping services are efficient and reliable.
2. Customers designated transportation mode: Flexibility to choose your preferred mode of transport, tailored to meet your specific logistical needs.
3. Packing Details: A. Steel drums (850-930kgs/drum) offer robustness and security. b. Flexible container bags (1 ton/bag) provide convenience and efficiency.
4. Delivery Details: Guaranteed swift delivery within 15-20 days upon payment or LC at sight, ensuring your operations remain uninterrupted.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is an esteemed professional factory specializing in the production of superior forged and hot-rolled grinding balls, and alloy grinding steel rods for over a decade. With an impressive annual output of 100,000 tons, we operate 10 state-of-the-art forging and automatic rolling production lines, adept at fulfilling complex customer requirements.
Shandong Jinchi has proudly acquired prestigious international and industry-specific certifications, including TUV ISO900, ISO14001, ISO45001, and dual recognition from SGS and BV, affirming our status as a qualified manufacturing hub. Our premier laboratory is equipped with cutting-edge testing instruments, such as spectrometers, hardness testers, drop testers, and impact testers, to ensure meticulous quality control and traceability at every stage, from raw material intake to shipment.