Detail: B2 D50MM Surface Hardness 58-61HRC Smaller Grain Microstructure Super Grinding-Resisting Hot Rolled Steel Ball Quick detail: Steel ball size: d50mm Surface hardness: 58-61hrc ....
Jiangyin JiBang Machinery Co., Ltd mainly produce various hardness level of specification shot rolling steel ball and other grinding media.
Detail: Mines D90mm Unbreakable Forged Grinding Steel Ball Core hardness 58-59hrc with Round Steel Bar Quick detail: - - - - Steel ball size: | d90mm | Surface hardness: | 60hrc....