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: Meticulously crafted for superior performance, our grinding balls are available in an array of robust Grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG. Each grade is engineered to deliver exceptional quality and reliability.
2. Diameter: Designed with versatile adaptability, our grinding balls are offered in diameters ranging from a precise 20mm to an expansive 150mm, accommodating a broad spectrum of applications with ease.
3. Hardness: Expertly engineered to withstand the toughest conditions, our grinding balls feature an impressive hardness range of HRC 55-65, ensuring long-lasting durability and performance.
4. Breakage Rate: Our grinding balls are crafted for longevity, boasting a remarkably low breakage rate of less than 1%, making them a reliable choice for enduring use.
5. Impact Value: Delivering exceptional and robust performance, our grinding balls offer an outstanding impact value exceeding 12j/Cm^2, showcasing their superior strength and resilience.
6. Falling ball times: With rigorous testing for resilience, our grinding balls are proven to endure an impressive 20,000 falls, ensuring consistent performance 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: Rest assured, our products are securely and efficiently transported via dependable ocean shipping routes, reaching you safely and on time.
2. Customers designated transportation mode: We offer the flexibility of catering to customized transportation requests, providing unparalleled convenience tailored to your specific needs.
3. Packing Details: A. Our steel drums are robust and capable, with a capacity of 850-930kgs/drum, ensuring secure transport. B. We offer flexible container bags with a generous 1 ton/bag capacity, providing you with versatile packing solutions.
4. Delivery Details: We guarantee swift and efficient delivery, ensuring your order arrives within 15-20 days after the receipt of payment or LC at sight, so you can plan without delay.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is an illustrious leader in the industry, specializing in the production of high-quality forged and hot rolled grinding balls and alloy grinding steel rods. With over a decade of excellence, our company boasts an impressive annual output of 100,000 tons, supported by 10 state-of-the-art forging and automatic rolling production lines. We are committed to meeting complex customer demands with precision and expertise.
Shandong Jinchi is proudly recognized with prestigious certifications including TUV ISO900, ISO14001, and ISO45001, further reinforced by dual SGS and BV certifications, underscoring our commitment to quality. Our advanced laboratory is equipped with cutting-edge testing devices, such as spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability from raw materials to the final shipment.