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: Exemplifying superior craftsmanship, our grinding balls are available in high-quality Grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG.
2. Diameter: Skillfully designed to cater to various needs, our grinding balls feature a diameter range of 20mm to 150mm, perfect for a multitude of applications.
3. Hardness: Meticulously engineered for optimal endurance, these balls have a remarkable hardness range of HRC 55-65, ensuring they stand up to the toughest conditions.
4. Breakage Rate: With a design focused on longevity, our grinding media balls maintain an exceptional breakage rate of less than 1%, offering unparalleled durability.
5. Impact Value: Delivering outstanding performance, the balls boast an impressive impact value exceeding 12j/Cm^2, ensuring they meet the demands of rigorous industrial usage.
6. Falling ball times: Our balls are rigorously tested for resilience, capable of withstanding more than 20,000 falls, showcasing their robustness and durability.
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 meticulously packaged and transported via trustworthy ocean shipping routes to ensure safe arrival.
2. Customers designated transportation mode: For your added convenience, we accommodate specific transportation preferences upon request.
3. Packing Details: A. Steel drums with a capacity of 850-930kgs/drum. B. Flexible container bags providing a 1-ton/bag capacity, all designed to maintain product integrity during transit.
4. Delivery Details: Prompt and reliable delivery, completed within 15-20 days following payment or LC at sight, ensuring your operations run smoothly.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a renowned authority in the realm of forged and hot rolled grinding balls and alloy grinding steel rods production. With over a decade of distinguished experience, we proudly deliver an impressive annual production capacity of 100,000 tons. Our 10 state-of-the-art forging and automatic rolling production lines are crafted to precisely meet intricate customer specifications with unparalleled accuracy.
Shandong Jinchi has garnered esteemed certifications, including TUV ISO900, ISO14001, Iso45001, alongside dual SGS and BV certifications, showcasing our unwavering dedication to quality. Our cutting-edge laboratory is outfitted with advanced testing instruments, such as spectrometers, hardness testers, drop testers, and impact testers, ensuring detailed quality control and traceability throughout the production process, from raw material acquisition to final shipment.