Jinan Dragon Steel Balls Co.,Ltd
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 3000 tons / Month |
| Delivery Time | 3-7 work days/ 25 tons |
| Packaging Details | Container bags ,steel drums |
| Advantage | High Wear Resistant,High output and low price |
| Type | 12mm-150mm |
| Process | Casting |
| Port | Tianjin/Qingdao/Shanghai |
| Material | High Cr,Low Cr,Medium Cr |
| Hardness | 57-63 |
| Brand Name | DRAGON STEEL BALLS |
| Model Number | Low Cr Mid Chrome High Cr |
| Certification | CE,ISO |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram | Supply Ability | 3000 tons / Month |
| Delivery Time | 3-7 work days/ 25 tons | Packaging Details | Container bags ,steel drums |
| Advantage | High Wear Resistant,High output and low price | Type | 12mm-150mm |
| Process | Casting | Port | Tianjin/Qingdao/Shanghai |
| Material | High Cr,Low Cr,Medium Cr | Hardness | 57-63 |
| Brand Name | DRAGON STEEL BALLS | Model Number | Low Cr Mid Chrome High Cr |
| Certification | CE,ISO | Place of Origin | CHINA |
| High Light | high chrome grinding media ，industrial grinding balls | ||
1" 10mm 12mm Grinding Medium Cast Iron ball Casting Steel Balls For Mining Cement
Dragon balls have more than 19 years production experience, casting steel balls are our most copetition product, no matter the quality, ourput,and the price, happy to recieved youe messages.
1. Dragon balls main product as folloing:
2. Dragon balls specifications
| Diameter (mm) | Diameter Tolerance (mm) | Approx Weight of per ball(kg) | Average numbers per ton |
| 20 | ＋1,－0.5 | 0.033 | 30303 |
| 30 | ＋2,－1 | 0.11 | 9090 |
| 40 | ＋2,－1 | 0.261 | 3831 |
| 50 | ＋2,－1 | 0.512 | 1961 |
| 60 | ＋2,－1 | 0.883 | 1132 |
| 70 | ＋3,－1.5 | 1.402 | 713 |
| 80 | ＋3,－1.5 | 2.092 | 478 |
| 90 | ＋3,－1.5 | 2.98 | 335 |
| 100 | ＋3,－1.5 | 1.087 | 244 |
| 110 | ＋3,－1.5 | 5.44 | 183 |
| 120 | ＋3,－1.5 | 7.062 | 141 |
3. High Chrome Balls characteristics and advantages
① Size 12mm-150mm
② Chemical elements
| Material | C | Si | Mn | Cr | P | S |
| Low Cr | 2.2-3.4 | ≤1.2 | 0.5-1.5 | 1.0-1.5 | ≤0.06 | ≤0.06 |
| Medium Cr | 2.0-3.2 | <1.0 | 0.5-2.5 | ≥5 | ≤0.06 | ≤0.06 |
| High Cr | 2.0-3.2 | <1.0 | 0.5-2.5 | ≥10 | ≤0.06 | ≤0.06 |
③ Hardness
| Type | Low Cr | Medium Cr | High Cr |
| 20mm-150mm | 45-50 | 48-55 | 58-63 |
④ Advantages
High hardness
Good wear resistant
Low Breakage
4. Production process
High Chrome Balls are melted in electric furnace and poured into moulds after scientific proportioning. High chromium cast balls are also processed by oil quenching.
5. Quality Control
① Factory test
Cast iron balls test is an very important step. Real-time detection will be carried out in the production process. Balls produced in each shift will be sampled in large quantities and tested for size, hardness, chemical composition, drop test, core pulling and impact value to ensure the quality of steel balls.
② The third party test
According to the customer different demand, cast iron balls can be tested by any third party.
6. Packing
Cast Iron balls are usually packed in container bags and steel drums, it can also be customized according to different customer needs.
7. Company Introduction
Dragon balls factory are established in 2001.Up to now, we have cooperated with many large power plants in China for more than 10 years. Since 2007, Dragon balls has set up its own foreign trade team, and began to show itself to the world. The forged ball, cast ball and cylpebs are widely praised by friends at home and abroad.
Dragon balls has a very mature technology research and development team and sales team, we are constantly expanding the factory and team every year, in order to meet the growing demand at home and abroad.
Steel balls are a long-term business.
We are willing to do it all the time because if we know someone, we will become permanent friends.
We can always do this for so many years because our quality supports our long-term cooperation and friendship.
The quality of every steel ball is crucial because it is a strong bridge that connects us.
Company Details
Business Type:
Manufacturer
Year Established:
2000
Total Annual:
1,000,000-10,000,000
Employee Number:
100~200
Ecer Certification：
Active Member
Dragon Grinding Balls is a professional manufacturer of grinding media balls.Owning more than 19 years working experience in grinding media balls R & D, production, quality control, sales, export,service and project solutions. Dragon Grinding balls production line covers hot rolling balls... Dragon Grinding Balls is a professional manufacturer of grinding media balls.Owning more than 19 years working experience in grinding media balls R & D, production, quality control, sales, export,service and project solutions. Dragon Grinding balls production line covers hot rolling balls...
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