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 | forged grinding media ，grinding media steel balls | ||
Good Wear Resistant Grinding Balls Casting Steel Ball High Chrome Balls
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. Cast iron 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. Cast iron 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. Cast iron balls 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.
Cast iron balls
Cast iron balls
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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