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
Forged Grinding Media Ball/Grinding Media for Mine
DESCRIPTION
1. Grade: B2, B3, 45#,50Mn,60Mn,65Mn,B2,B3,B6,BU
2. Diameter: 20mm-150mm
3. Hardness: 55-65HRC
4. Breakage Rate:<1%
5. Impact Value: >12j/Cm^2
6. Endurance impact test times: ≥20000s
7. Uniform hardness, high wear resistance, high impact value
Forged Grinding Media Steel Ball Chemical Composition:
| 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 |
Specification of 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 Products:
Our Factory:
Shandong Jinchi Heavy Industry Joint-stock Co., LTD is a professional factory specialize in the production of forged and hot rolled grinding balls, grinding steel rods and grinding cylpebs with 28 years in China, annual output over 100,000 tons. we have 8 worlds advanced forging and automatic rolling production lines that can meet customers' complex demands.
Shandong Jinchi has passed international and industrial certifications such as TUV ISO900, ISO14001, Iso45001, etc and also passed the double certification of SGS and BV as qualified factories. Our first-class laboratory equipped with advanced testing equipment, such as spectrometer, hardness tester, drop tester, impact tester. etc.. to ensure that our products from the raw material into the factory to the production process to the shipment of every link quality control assurance and traceability.
Our customers spread all over southeast Asia, Africa, Latin America which involved more than 40 countries. We have good business cooperation with China and the world-renowned large mining companies as well as cement plants, thermal power plants and chemical plants and have received favorable comments from them.
Packaging:
Testing Equipment:
Delivery:FAQ
Q1: What is the advantage of your company?
A: Our company stands as a leading professional steel ball manufacturer, boasting 28 years of unrivaled production experience.
Q2. In which countries are your products sold?
A: Our products enjoy a global presence, reaching markets 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. We also have branch offices in Australia to better serve our customers.
Q3: Are you trading company or manufacturer?
A: We are a factory, dedicated to delivering high-quality products directly from our manufacturing lines to you.
Q4: How long is your delivery time?
A: Typically, delivery takes 10-15 days, though this may vary depending on order quantities.
Q5: Do you provide samples? Is it free or extra?
A: Yes, we offer samples free of charge, though freight costs are to be covered by the customer.
Q6: What is your terms of payment?
T/T (30% in advance and 70% against copy of B/L);
OR L/C(100% Irrevocable letter of credit at sight )
