Cast steel balls, High/Middle/Low chrome cast steel balls  can be provided in standard sizes.Our company can produce 12000 metric tons per month, they mainly apply to:industries of cement building material,metallurgical sellection in mine,grinding coal in power plant industries and machiney,etc.We have the best device for produce steel balls.The cast steel balls had been exported more than 20 countries,such as  Indonesia, Mogolia, South Africa, South Korea, Japan, Philippines, Europe and South America etc
the character of the casting steel ball:

1.high hardness

2.good wear resistance;

3.unbreakage

4. even wearing

5.material:special high chromeIII,high chrome

6.diameter:25mm-130mm

7.outer packing:container bags or steel drums

8.obtained ISO 9001:2008 International Quality System Authentication.

9.Breakage rate of ball: 1.0% Max ;

10.Dropping test: 10000 times minimum with 5 meter dropping test machine.

11.Impact fatigue life test: Ak.=4 J/CM2 Minimum