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 to perfection, our forged steel grinding balls are available in Grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG, ensuring top-notch quality for diverse industrial needs.
2. Diameter: Custom-engineered for versatility, our product lineup covers a diameter range from 20mm to 150mm, seamlessly adapting to various industrial applications and requirements.
3. Hardness: Expertly engineered for endurance, these grinding balls exhibit an impressive hardness range of HRC 55-65, ensuring long-lasting performance in challenging environments.
4. Breakage Rate: Crafted with durability at its core, our grinding balls promise an extraordinary breakage rate of less than 1%, offering unparalleled reliability.
5. Impact Value: Engineered for robust performance, our grinding balls deliver an outstanding impact value that exceeds 12j/Cm^2, providing exceptional resilience.
6. Falling ball times: Designed for superior resilience, these grinding balls endure over 20,000 falls, showcasing their remarkable durability and strength.
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: We ensure our products are shipped securely via dependable ocean shipping routes, guaranteeing safe delivery.
2. Customers designated transportation mode: For added convenience, we accommodate custom transportation requests tailored to your specific preferences.
3. Packing Details: A. Our durable steel drums, with a capacity of 850-930kgs per drum, ensure secure packaging. B. Flexible container bags, each with a 1 ton capacity, offer an adaptable packaging solution.
4. Delivery Details: Enjoy swift and reliable delivery within 15-20 days upon receipt of payment or LC at sight, ensuring your operations stay on track.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a distinguished leader, expertly specializing in the production of forged and hot rolled grinding balls and alloy grinding steel rods. With over a decade of excellence, we proudly offer an impressive annual output of 100,000 tons. Our state-of-the-art 10 forging and automatic rolling production lines are precisely engineered to meet the most complex customer demands with unparalleled precision.
Shandong Jinchi has proudly achieved prestigious certifications including TUV ISO900, ISO14001, and Iso45001. Our dual certifications from SGS and BV further affirm our unwavering commitment to quality. Our state-of-the-art laboratory is equipped with advanced testing devices such as spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability throughout every stage of production, from raw materials to final shipment.