Diameter 20-150mm high chromium cast steel ball and cast grinding iron ball

Cast iron balls Specification:1) No deformation 2) High hardness Good wear resistant 3) Size:Dia20mm-150mm4) Breakage<1%5) Certification: ISO9001,SGS. a. Grinding steel ball material:The high quality round steel.b. Grinding steel ball application : 1) Cement Plant2) Coal Mining, Gold Mining,Silver Min

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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
NameHRCAk(J/cm 2 )MicrostructureTimes of Falling Balls
Low Cr Balls≥45≥2.5P+C≥10000
Medium Cr Balls≥48≥3.0P+C≤Φ80≥15000
≥Φ80≥10000
High Cr Balls≥58≥4M+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)
Φ300.119091Φ902.90345
Φ400.253891Φ1004.00250
Φ500.502000Φ1105.30188
Φ600.861153Φ1206.80147
Φ701.37729Φ1307.70129
Φ802.05487Φ1408.74114
 

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.
 

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