
20MM-150MM Hot Rolling Steel Ball Steel for Gold Mining and Copper Mining
Specification:
a) Dia: 20-150mm new ultra-low consumption of grinding balls.
b) Hardness: the surface and core hardness no more than 3 degrees.
c) Density: 6.7g/m3
d) Grinding Ball Impact: no less than 12
e) Grinding Ball Breakage: no more than 1%
f) The grinding effective cost will drop 5% when the volume hardness increased 2 HRC.
g) Grinding Ball Process: Cutting —— Forging —— Rolling —— Quenching —— Heat Preservation
h) Application fields: industries of cement building material; metallurgical selection in mine; grinding coal in power plate; chemical industry and machinery
Packaging&Shipping:
Ton Bag: 1000kg grinding ball
Drum: 900kg grinding ball (dia: no more than 80mm); 850kg grinding ball(dia: no less than 80mm)
Shipping way: by sea
Services:
Before Sales: according to customers' demand, manufacturing products, then testing grinding ball, and putting qualified balls into our warehouse.
After sales:
a) Building customers file of using grinding balls, visiting customers regularly and writing down using information of goods.
b) If needing, we can go to customers’ company site to test grinding ball and guide them to use products.
Other services:
We can provide the samples for customer's testing
With the complete quality control system to make sure the high quality of the grinding balls
Meanwhile we welcome the 3rd party test, such as the SGS, BV and so on
We will pay for the compensation about the unqualified products two times
Hot rolling steel ball Chemical Elements( Below is common used type all over the world,if you have any other different requirement, please let me know,we can order from steel mill)
Material | Chemical Elements | ||||
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 |
Hot rolling steel ball Hardness( Below is common used type all over the world,if you have any other different requirement, please let me know,we can order from steel mill)
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 |
Hot Rolling Steel Ball Application( Please let me know your application, Jinan zhongwei will recommend the most high cost-effective type)
Competitive advantage:
1.Top high cost performance;
2.Save annual steel ball use qty;
3. Increase outlet derived from the best quality .
Hot Rolling Steel Balls Production( Jinan zhongwei welcome any form of the thrid-party testing)
Hot Rolling Steel Package ( Container bags and steel drums are two common used package all over the world,let me know which one you want.)
Hot Rolling Steel Ball Contact ( 24 hours on line waiting for your consult)
Contact US
July Sun
julysun@zwgrindingball.com
Skype julysun214
Mobile 86-15666667179
Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd
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 countries and regions in the world, such as Japan, Korea, South Africa, Zambia, Malaysia, Philippines, Indonesia, Mongolia, Australia, UAE, Chile etc.
Our main products are forging grinding steel balls, hot rolling balls, and (high,medium,low) chrome alloyed casting iron balls, casting cylpebs, grinding rods.
Casting quality with strength, Forging glory with integrity. Insisting on the theory of "Quality first, Credit Goal, and Mutual Profits". We are trying best to supply customers with high quality products and satisfactory service.
We sincerely welcome customers from both at home and abroad to our factory for on-site inspections!
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