Audited Supplier
diameter 20-150mm
JIS, GB, DIN, BS, ASTM, AISI
Loader, Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant, Coal Yard
Steel
Grinding Ball
Chemical, Mines, Cement/ Power Plant, Ball Mill
<1%
>12ak.J/Cm2
55-65HRC
Quenching+Tempering
TUV ISO 9001 / ISO14001 / ISO45001 / SGS
Free Samples
M+C
JINCHI
Bags or Steel Drum
Diameter 20-150mm
Shandong, China
7326110000
Product Description
Exquisitely Crafted Forged Grinding Media Ball/Mine Grinding Media Masterpieces
PRODUCT DESCRIPTION
1. Premium Grade Selection: B2, B3, 45#, 50Mn, 60Mn, 65Mn, B2, B3, B6, BU
2. Customizable Diameter Range: 20mm to 150mm
3. Impressive Hardness Range: 55-65HRC
4. Exceptional Breakage Rate: Less than 1%
5. Superior Impact Value: Greater than 12j/Cm^2
6. Remarkable Endurance: Impact Test Duration ≥ 20000s
7. Uniform Hardness, Enhanced Wear Resistance, Elevated Impact Value
Chemical Composition of Our Forged Grinding Media Steel Ball:
| 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 |
Detailed Specifications for Our Forged Grinding Media Steel Ball:
| Diameter(mm) | Diameter Tolerance(mm) | Surface Hardness(HRC) | Impact Toughness(j/cm2) |
| Φ20 | +2, -1 | >60HRC | ≥12j/cm2 |
| Φ25 | |||
| Φ30 | |||
| Φ40 | |||
| Φ50 | |||
| Φ60 | +3, -2 | ||
| Φ70 | |||
| Φ80 | |||
| Φ90 | |||
| Φ100 | +4, -2 | ||
| Φ110 | |||
| Φ120 | >58HRC | ||
| Φ130 | |||
| Φ140 | +4, -3 | >55HRC |
Our Premier Products:
State-of-the-Art Manufacturing Facility:
Shandong Jinchi Heavy Industry Joint-stock Co., LTD is a distinguished manufacturer specializing in the production of forged and hot rolled grinding balls, steel rods, and cylpebs. With a robust 28-year history in China, our annual output surpasses 100,000 tons. We boast 8 state-of-the-art forging and automatic rolling production lines, adeptly catering to even the most complex customer demands.
Shandong Jinchi boasts a plethora of international and industrial certifications including TUV ISO900, ISO14001, and Iso45001, along with dual certifications from SGS and BV as verified factories. Our cutting-edge laboratory is replete with advanced equipment like spectrometers, hardness testers, drop testers, and impact testers, ensuring rigorous quality control and traceability from raw material intake to final shipment.
Our clientele is widespread across Southeast Asia, Africa, and Latin America, extending to over 40 countries. We maintain robust business relationships with globally renowned mining companies, cement plants, thermal power plants, and chemical plants, consistently earning their favorable endorsements.
Comprehensive Packaging Solutions:
Advanced Testing Equipment:
Timely and Efficient Delivery:FREQUENTLY ASKED QUESTIONS
Q1: What sets your company apart as an industry leader?
A: We are esteemed manufacturers of steel balls, backed by 28 years of unparalleled production experience.
Q2. In which countries have your products gained popularity?
A: Our products are celebrated in Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, among others, with branch offices in Australia.
Q3: Are you primarily a trading company or a manufacturer?
A: We are a premier manufacturing facility.
Q4: What is the typical delivery timeline for your orders?
A: Generally, delivery takes 10-15 days, depending on the order quantity.
Q5: Do you offer samples? If so, are they complimentary?
A: Yes, we provide complimentary samples, though freight costs are not included.
Q6: What are your payment terms?
T/T (30% upfront and 70% upon B/L copy);
OR L/C (100% Irrevocable letter of credit at sight)
