Cast iron balls
Specification:
1) No deformation
2) High hardness Good wear resistant
3) Size:Dia20mm-150mm
4) Breakage<1%
5) Certification: ISO9001,SGS.
a. Grinding steel ball material:
The high quality round steel.
b. Grinding steel ball application :
1) Cement Plant
2) Coal Mining, Gold Mining,Silver Mining, Copper Mining
3) power stations
4) Chemical engineering
c.Package:
Steel drum (800-930kg per drum) or container bag (1000kg per bag)
d.Chemcial Elements and Hardness
Physical Property & Microstructure | |||||
| Name | HRC | Ak(J/cm 2 ) | Microstructure | Times of Falling Balls | |
| Low Cr Balls | ≥45 | ≥2.5 | P+C | ≥10000 | |
| Medium Cr Balls | ≥48 | ≥3.0 | P+C | ≤Φ80 | ≥15000 |
| ≥Φ80 | ≥10000 | ||||
| High Cr Balls | ≥58 | ≥4 | M+C+A | ≤Φ80 | ≥15000 |
| ≥Φ80 | ≥10000 | ||||
| M-Martensite P-Pearliet C-Carbide A-Austenite | |||||
Size(mm) | Weight(kg/pc) | Quantity(pc/t) | Size(mm) | Weight(kg/pc) | Quantity(pc/t) | |
| Φ30 | 0.11 | 9091 | Φ90 | 2.90 | 345 | |
| Φ40 | 0.25 | 3891 | Φ100 | 4.00 | 250 | |
| Φ50 | 0.50 | 2000 | Φ110 | 5.30 | 188 | |
| Φ60 | 0.86 | 1153 | Φ120 | 6.80 | 147 | |
| Φ70 | 1.37 | 729 | Φ130 | 7.70 | 129 | |
| Φ80 | 2.05 | 487 | Φ140 | 8.74 | 114 |
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)
Our serious promise: supplying you with high quality products, competitive prices, timely delivery, and satisfactory service. We are always insisting on the theory of "Credit Goal, Client First, and Mutual Profits". Let's build a better future.
For more information, please welcome to send us your inquiry .