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High Quality Low Price Factory Forged Grinding Steel Balls Roller Ball for Grinding Used in Cement and Ball Mill

2025-04-13 4220
15mm-130mm
45#, 50mn, 60mn, 65mn, B2,B3,B4,B6
>90%
Machinery, Chemical, Petroleum, Grind, Refractory Material
Rolling Type
Middle
Black
Customized
46-68HRC
<0.5%.
More Than 18000.
Quenching/Tempering
GX
Ton Bags and Steel Drums
20mm-150mm
China
7326110000
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