Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd
| Supply Ability | Annual output 50000 tons |
| Delivery Time | 5 work days every 25 tons after deposit |
| Packaging Details | container bags ,steel drum |
| Product name | Sag Mill Grinding Ball |
| Diameter | 20-140mm |
| Material | B3, B2 |
| Hardness | 55-65HRC |
| Broken | 1% max |
| Impact | more than 12 |
| Heat Treatment | water quenching |
| Brand Name | ZW |
| Model Number | 45#,60Mn B2,B3,B6 |
| Certification | ISO9001:2008 |
| Place of Origin | Jinan city,Shandong province,China |
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Product Specification
| Supply Ability | Annual output 50000 tons | Delivery Time | 5 work days every 25 tons after deposit |
| Packaging Details | container bags ,steel drum | Product name | Sag Mill Grinding Ball |
| Diameter | 20-140mm | Material | B3, B2 |
| Hardness | 55-65HRC | Broken | 1% max |
| Impact | more than 12 | Heat Treatment | water quenching |
| Brand Name | ZW | Model Number | 45#,60Mn B2,B3,B6 |
| Certification | ISO9001:2008 | Place of Origin | Jinan city,Shandong province,China |
| High Light | ball mill grinding ，grinding steel ball | ||
Mining Sag and AG mill special use forged and cast grinding steel balls
Forged Steel ball, Cast Iron Ball, Grinding Rod, Cast Cylpebs
Forged ball chemical and hardness:
| Material | Chemical elements | ||||
| C | Si | Mn | P/S | Cr | |
| B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | ＜0.04 | 0.4-0.6 |
| 60Mn | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | ＜0.04 | ＜0.25 |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | ＜0.035 | ≤0.25 |
| B3 | 0.58-0.66 | 1.6-1.9 | 0.65-0.8 | ＜0.025 | 0.7-0.9 |
|
Material
|
25mm-50mm HRC |
60mm-90mm HRC |
100mm-125mm HRC
| |||
| Surface | Core | Surface | Core | Surface | Core | |
| B2 | 60-65 | 58-62 | 58-63 | 50-55 | 56-60 | 40-45 |
| 60Mn | 58-63 | 55-60 | 58-63 | 40-45 | 56-60 | 30-35 |
| 45# | 55-58 | 45-55 | 55-58 | 30-35 | 50-55 | 25-30 |
| B3 | 60-65 | 58-63 | 58-62 | 56-60 | ||
Production:
1) Traditional Forged
Raw material →Cutting →Heating → Water quenching → Tempering
Cast Iron Ball chemical and hardness:
|
Material | 25mm-50mm HRC | 60mm-70mm HRC | 80mm-90mm HRC | |||
| Surface | Core | Surface | Core | Surface | Core | |
| Special Cr1:＞20 | 60-64 | 59-63 | 60-64 | 58-62 | 60-64 | 57-61 |
| Special Cr2:＞15 | 58-62 | 57-61 | 58-62 | 56-60 | 58-62 | 50-59 |
| High Cr:＞10 | 58-62 | 57-61 | 58-62 | 56-60 | 58-62 | 50-59 |
| Medium Cr:≥5 | 45-48 | 44-47 | 45-48 | 43-46 | 45-48 | 42-45 |
| Low Cr:1-1.5 | 42-46 | 41-45 | 42-46 | 40-44 | 42-46 | 39-43 |
Production Line
Raw material chemical composition and optional proportion-- Melting and pouring-- Oil quenching-- Temper-- Polishing
Our Advantages
1.Jinan Zhongwei has 16 years production experience and complete purchasing ,testing,service system ,
2.We keep continuous adjustment and improvement according to the customer’s requirement at the last 10 years.
3.On the basis of satisfied customer’s 50,000 tons demand, Jinan Zhongwei has more 30,000 tons to 50,000 tons production capacity for the new cooperative partner.
4.Stable price system - 12 months price validity
5.Payment terms ( Negotiate)
Packing
Steel drum (800-950kg per drum) &Container Bag (1000kg per bag)
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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