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| Categories | Ball Mill Balls |
|---|---|
| Brand Name: | ZW |
| Model Number: | GB/T 17445-2009 |
| Certification: | ISO9001:2008 SGS |
| Place of Origin: | CHINA |
| MOQ: | 25/tons |
| Price: | Negotiable |
| Supply Ability: | 50000 tons/year |
| Delivery Time: | 7-14 days |
| Packaging Details: | container bags or steel drums |
| Material: | Steel |
| Hardness: | 55-65HRC |
| Breakeage rate: | no break |
| Impactnt: | ≥12 |
| Quality system authentication: | ISO9001:2008/SGS TEST REPORT |
| CR: | Cr1.5-16 |
| Company Info. |
| Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
Shandong Cast Iron Ball Good Quality And Good Famous
Jinan Zhongwei established in 2000 , we are a leading manufacturer and professional exporter grinding balls in China.
Our company covers an area of 15000 square meters, now we have 150 staff, including 13 technical staff. Annual output is 50000 tons to 80000 tons .
Our products have been exported to more than 30 countries and got a
lot of praise. We have large-scale production workshop, advanced
production equipment and perfect quality assurance system. Our
company has passed ISO9001:2000 quality system authentication and
we always keep sincere service promise.
Specifications of our products as follows:
Type and Chenical Composition of Cast Balls
|
| Chemical Composition | ||||||
| C | Si | Mn | S/P | Cr | HRC | |||
| Cast ball | special hi-cr | 2.0-3.2 | <1.0 | 0.5-2.0 | <0.06 | >18 | 58-64 | |
higt-cr | 2.0-3.2 | <1.0 | 0.5-1.5 | <0.06 | >10 | 58-62 | ||
| 2.0-3.2 | <1.0 | 0.5-1.5 | <0.06 | ≥5 | 45-48 | ||
| 2.2-3.4 | ≤1.2 | 0.5-1.5 | ≤0.06 | 1.0-1.5 | 42-46 | ||
Moulding process---pouing when the molten iron temoerature reaches
1500 C,using the teoperature difference between moletn iron and the
molds.in this way,the ball can achieve internal organization of
grain refinement and be moredense.menanwhile,the carvide is
radially arranged .and such carbide is embedded in the matrix again
during grinding process,forming hatd layer continously,so that the
hardness and toughness is maintained to a reasonable range,greatly
improving the toughness and hardness of the grinding balls.



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