| Customization: | Available |
|---|---|
| Standard: | JIS, GB, DIN, BS, ASTM, AISI |
| Application: | Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant |
|
Still deciding? Get samples of $ !
Request Sample
|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
1. Grade: Experience the precision of high-quality grades including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring reliability in every application.
2. Diameter: Offered in a versatile range from 20mm to 150mm, tailored to meet diverse industry needs.
3. Hardness: Boasting a robust hardness level of HRC 55-65, these balls deliver unmatched durability.
4. Breakage Rate: Enjoy peace of mind with an impressively low breakage rate of less than 1%.
5. Impact Value: Exceptional toughness with an impact value exceeding 12j/Cm^2, designed to withstand rigorous challenges.
6. Falling ball times: Engineered for longevity with a remarkable falling ball resistance of over 20,000 times.
| 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: Ensures your delivery arrives safely and efficiently, no matter the destination.
2. Customers designated transportation mode: Offering flexibility to match your specific logistical preferences.
3. Packing Details: A. Securely packed in steel drums (850-930kgs/drum) B. Versatile flexible container bags (1 ton/bag) for optimal convenience.
4. Delivery Details: Prompt and reliable delivery within 15-20 days post-payment or LC at sight, ensuring timely access to our superior products.
Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. Is a seasoned manufacturer specializing in the production of premium forged and hot rolled grinding balls, along with alloy grinding steel rods for over a decade. Our annual output of 100,000 tons is achieved through 10 state-of-the-art forging and automatic rolling production lines, expertly catering to the diverse and complex demands of our esteemed clients.
Shandong Jinchi Has achieved prestigious international and industry certifications including TUV ISO900, ISO14001, Iso45001, and dual endorsements from SGS and BV, affirming our status as a qualified factory. Our cutting-edge laboratory is equipped with advanced testing apparatus such as spectrometers, hardness testers, drop testers, and impact testers-ensuring rigorous quality control and traceability at every production stage from raw material intake to final shipment.
){kind=link}