High Chrome Casting Grinding Ball For Gold Mines
Brand ZW
Product origin Shandong, China
Delivery time 7 days
Supply capacity 6000 tons per month
Cast grinding ball has good toughness, no loss of roundness, low abrasion and low crushing rate; High chromium ball hardness can reach HRC56-62; The hardness of medium chromium ball can reach HRC47-55; The hardness of the low chromium ball can reach HRC45-52, and the minimum can be used to produce ø 30mm, and the maximum can be used to produce ø 130mm. It is widely used in various dry mills.
1. Company Profile
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 .
Main products : forged steel ball, cast iron ball ,grinding rod, cylpebs
We have exported to 20 more countries, UAE, Zambia,South Africa, Peru, Chile, Australia, UK, USA, Turkey and so on.
2. Advantage
a. Jinan Zhongwei has 16 years production and exporting experience.
b. We keep continuous adjustment and improvement in production according to the customer’s requirement at the last 10 years.
c. On the basis of satisfied customer’s 50,000 tons/year demand, Jinan Zhongwei has more 30,000 - 50,000 tons/year production capacity for the new cooperative partner.
d. Stable price system - 12 months price validity
3. Chemical composition
Name |
Material | Chemical elements | Hardness | |||||
C | Si | Mn | S | P | Cr | HRC
| ||
Cast iron ball | Special cr1 | 2.0-3.0 | ＜1.0 | 0.5-2.0 | ≤0.06 | ≤0.06 | ＞20 | 58-64 |
Special cr2 | 2.0-3.0 | ＜1.0 | 0.5-2.0 | ≤0.06 | ≤0.06 | ＞15 | 58-64 | |
High Cr | 2.0-3.2 | ＜1.0 | 0.5-2.5 | ≤0.06 | ≤0.06 | ＞10 | 58-62 | |
Medium Cr | 2.0-3.2 | ＜1.0 | 0.5-2.5 | ≤0.06 | ≤0.06 | ≥5 | 48-55 | |
Low Cr | 2.2-3.4 | ≤1.2 | 0.5-1.5 | ≤0.06 | ≤0.06 | 1.0-1.5 | 42-46 | |
4. Packing
1000kgs in a bag or 850-900kgs in a steel drum, then 25 tons in a 20GP Container
