Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd
| Payment Terms | D/A, D/P, L/C, T/T, Western Union |
| Supply Ability | Annual output 50000 tons |
| Delivery Time | 1-3 weeks after order confirmation |
| Packaging Details | big bags ,steel drum |
| Key word | hot rolling steel ball |
| Breakage Guarantee | no breakage upon delivery |
| Hardness | HRC 60-68 |
| Tecnology | hot rolling |
| Raw material heating | By electric furance |
| Service | One-stop Service |
| Product name | grinding balls |
| Heat Treatment | water quenching |
| Por of loading | Qingdao port,china |
| Packing | big bags , steel drums |
| Brand Name | ZW |
| Model Number | 45#,60MN,B2,B3 |
| Certification | ISO9001:2008 |
| Place of Origin | China |
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Product Specification
| Payment Terms | D/A, D/P, L/C, T/T, Western Union | Supply Ability | Annual output 50000 tons |
| Delivery Time | 1-3 weeks after order confirmation | Packaging Details | big bags ,steel drum |
| Key word | hot rolling steel ball | Breakage Guarantee | no breakage upon delivery |
| Hardness | HRC 60-68 | Tecnology | hot rolling |
| Raw material heating | By electric furance | Service | One-stop Service |
| Product name | grinding balls | Heat Treatment | water quenching |
| Por of loading | Qingdao port,china | Packing | big bags , steel drums |
| Brand Name | ZW | Model Number | 45#,60MN,B2,B3 |
| Certification | ISO9001:2008 | Place of Origin | China |
| High Light | grinding steel balls ，grinding media ball | ||
GENERAL DESCRIPTION
Manufacturer : Jinan zhongwei
Jinan Zhongwei has the capacity to manufacture premium quality hot rolling steel balls
of all sizes ranging from 22 mm to 160 mm ( 7/8” to 6 ¼” approx. ) .
hot rolling steel ball Application : Super SAG, for SAG mills; Grind, for ball mills.
Jinan Zhongwei Grinding Media Plant located in Zhangqiu , China .
As a leading global manufacturer of grinding media steel balls , we offer advanced,
reasonable solutions for any size-reduction requirements including quarry, aggregate,
and different kinds of hot rolling steel balls , cast and forged grinding steel balls ,
grinding rods, grinding cylpeb .
| Material | Chemical Elements of hot rolling steel balls | ||||
| C | Si | Mn | P/S | Cr | |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | <0.035 | <0.25 |
| 60MN | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | <0.04 | <0.25 |
| B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | <0.04 | 0.4-0.6 |
| B3 | 0.5-0.8 | 1.0-1.8 | 0.4-1.0 | 0.035 | 0.5-1.0 |
Hardness of hot rolling steel balls
| Material | 25mm-50mm HRC | 60mm-90mm HRC |
100mm-125mm HRC
| |||
| 50-55 | ||||||
| 45# | 55-58 | 55-58 | ||||
| 60MN | 58-63 | 58-63 | 56-60 | |||
| B2 | 60-65 | 58-63 | 56-60 | |||
| B3 | 56-63 | |||||
Weight of Jinan Zhongwei hot rolling steel Ball
| Norminal Diameter | Diametrical Tolerance(mm) | Approx Weight of Single Ball(kg) | Average Number Per Ton |
| 25mm/1'' | +1.5,-0.5 | 0.064 | 15625 |
| 30mm/1.25'' | +1.5,-0.5 | 0.11 | 9090 |
| 40mm/1.5'' | +2.0,-1.0 | 0.26 | 3846 |
| 50mm/2'' | +2.0,-1.0 | 0.51 | 1961 |
| 60mm/2.5'' | +3.0,-2.0 | 0.89 | 1124 |
| 70mm/2.75'' | +3.0,-2.0 | 1.4 | 714 |
| 80mm/3.25'' | +3.0,-2.0 | 2.1 | 476 |
| 90mm/3.5'' | +3.0,-2.0 | 3 | 333 |
| 100mm/4'' | +4.0,-3.0 | 4.1 | 244 |
| 110mm/4.5'' | +4.0,-3.0 | 5.47 | 283 |
| 120mm/4.75 | +4.0,-3.0 | 7.1 | 141 |
| 130mm/5'' | +4.0,-3.0 | 9.02 | 111 |
Feature of Jinan zhongwei hot rolling steel balls as follows :
1) . High Hardness : Surface hardness: HRC60-68 HRC, volume hardness HRC60-65.
2) . High Impact Toughness : The impact toughness of our grinding balls is more than 12 J / cm2.
3) . Low Broken Rate : the actual broken rate is not more than 1%.
4) . Good wear-resistant and lower wear rate.
Why choose Jinan Zhongwei :
1 . Quality Management System certified ISO 9001:2008.
2 . Environmental management system certified ISO 14001.
3 . Occupational health and safety management systems certified OHSAS 18001.
4 . We use the highest quality bar stock available, made with "clean steel" technology.
5 . Rigidly managed forging process ensuring spherical ball shape.
6 . High end heat treatment technology, based on Jinan Zhongwei’s years of metallurgical experience guaranteeing long wear life.
We jinan zhongwei will continue to promote the benefits and applications of our grinding media to an
ever-widening industrial marketplace.
We are ready to contribute our share in advancing mutual benefit and win-win cooperation.
Company Details
Business Type:
Manufacturer
Year Established:
2000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Established in 2000, We Jinan Zhongwei casting and forging grinding ball Co.,Ltd, are leading manufacturer and professional exporter of grinding media balls in China. with the annual output of 50,000 to 70,000 metric tons. Our products grinding media balls are mainly exported to more than 20 countri... Established in 2000, We Jinan Zhongwei casting and forging grinding ball Co.,Ltd, are leading manufacturer and professional exporter of grinding media balls in China. with the annual output of 50,000 to 70,000 metric tons. Our products grinding media balls are mainly exported to more than 20 countri...
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