Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd
Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd 18 Years focus on development and production of grinding media Casting quality with strength, Forging glory with integrity
high chromium dia iron cast steel ball with cylpebs grinding media: 1. Features of casting grinding media balls: 1). Even high hardness 2). Good wear...