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 |
| Process | Hot Rolling |
| Usagae | Mining,Cement plant,Power Station |
| Port | Tianjin/Qingdao/Shanghai |
| Materail | Round Steel |
| Size | 20mm-40mm |
| Hardness | 58-63 |
| Package | Container bags Steel Drums |
| Tolerance | +-1 |
| Brand Name | DRAGON STEEL BALLS |
| Model Number | 45# 60Mn B2 B3 |
| 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 |
| Process | Hot Rolling | Usagae | Mining,Cement plant,Power Station |
| Port | Tianjin/Qingdao/Shanghai | Materail | Round Steel |
| Size | 20mm-40mm | Hardness | 58-63 |
| Package | Container bags Steel Drums | Tolerance | +-1 |
| Brand Name | DRAGON STEEL BALLS | Model Number | 45# 60Mn B2 B3 |
| Certification | CE,ISO | Place of Origin | CHINA |
| High Light | hot steel balls ，grinding media steel balls | ||
40mm 60Mn Hot Rolling Steel Ball Grinding Balls Forged Steel Ball For Mining
1. Grinding steel ball Specifications
① Chemical Composition
|
Material |
Chemical Composition |
| C45 |
C:0.42-0.5,Si:0.17-0.37,Mn:0.5-0.8,Cr:≤0.25, P:≤0.035, S:≤0.035, Ni:≤0.25, Cu:≤0.25
|
| 60Mn |
C:0.55-0.65, Si:0.17-0.37, Mn:0.7-1.0, Cr:≤0.25, P:<0.04, S:<0.04, Ni:≤0.3, Cu:≤0.25
|
| B2 |
C:0.72-0.85, Si:0.17-0.37, Mn:0.7-1.0, Cr:0.4-0.6, P:≤0.025, S:≤0.025, Ni:≤0.02, Cu:≤0.02
|
| B3 |
C:0.58-0.66, Si:1.3-1.9, Mn:0.65-0.8, Cr:0.7-0.9, P:≤0.025, S:≤0.025, Ni:≤0.02, Cu:≤0.02
|
② Hardness
|
Size |
C45 |
60Mn |
B2 |
B3 |
| 20mm | 55-58 | 58-62 | 60-64 | 62-65 |
| 30mm | 55-58 | 58-62 | 60-64 | 62-65 |
| 40mm | 55-58 | 58-62 | 60-64 | 62-65 |
| 50mm | 55-58 | 58-62 | 60-64 | 62-65 |
| 60mm | 55-58 | 58-62 | 60-64 | 62-65 |
| 70mm | 53-56 | 58-62 | 60-64 | 61-63 |
| 80mm | 53-56 | 58-62 | 59-63 | 60-65 |
| 90mm | 50-55 | 58-62 | 57-61 | 60-65 |
| 100mm | 48-52 | 57-61 | 56-60 | 60-65 |
| 110mm | 48-52 | 57-61 | 55-60 | 58-64 |
| 120mm | 48-52 | 57-61 | 55-60 | 56-63 |
| 130mm | 48-52 | 57-61 | 55-60 | 56-63 |
| 140mm | 48-42 | 57-61 | 55-60 | 56-63 |
| 150mm | 48-52 | 57-61 | 55-60 | 56-63 |
③ Weight
| Size(mm) | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | 130 | 140 | 150 |
| Weight(kg) | 0.033 | 0.111 | 0.261 | 0.512 | 0.883 | 1.402 | 2.092 | 2.98 | 1.087 | 5.44 | 7.062 | 9.008 | 11.25 | 13.83 |
④ 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 |
2. Dragon Balls Main Product
Forged grinding ball
Hot Rolling Ball
Cast Iron Ball
Grinding Cylpebs
Grinding Rods
Liners
3. Hot Rolling Ball Different Name in Different Place
Hot Rolling Ball
Rolled Ball
Forged Ball
Grinding Media Ball
Rolling Ball
4. Grinding steel ball Application
Hot rolling balls are used in ball mills, mainly in mines, cement plants, power plants and so on.
① Mining ( Gold, copper, iron ore )
② Cement plant
③ Coal mill
④ Sag mill
⑤ Industry
⑥ All the ball mill or rods mill machine
5. Grinding steel ball Classification
According to the different chemical elements , hot rolling balls can be divided into C45,60Mn,B2 and B3. At present, the above four materials are widely used all over the world, that’s the conventional materials, if there are special needs, can be customized.
① 45#
② 60Mn
③ B2
④ B3
6. Grinding steel ball Manufacturing process
Hot rolling ball is making by hot rolling machine ,water quenching,double-layer insulating barrel and so on a series process.
7. Grinding steel ball Quality Control
① Factory test
Hot rolling 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,hot rolling balls can be tested by any third party.
8. Grinding steel ball Packing
Hot rolling balls are usually packed in container bags and steel drums, it can also be customized according to different customer needs.
Grinding steel ball for ball mill
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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