QINGZHOU DAZHONG GRINDING STEEL BALL LIMITED is the leading company in the production and marketing of GRINDING BALL and GRINDING CYLPEB in China and one of the major suppliers of GRINDING BALL and GRINDING CYLPEB in the world, founded in 1985, with annual production capacity of 100,000 metric tons.
With 5 high-tech automatic production line, DAZHONG offers a diverse product mix of forged grinding ball, hot rolled grinding ball, casting grinding ball, high chrome/ medium chrome / low chrome casting grinding ball and casting grinding cylpeb, exported to more than 30 countries with the largest markets being American,Japan,Philippines,Australia,the Middle East,South Africa,Zambia and Chile served the power station, chemical industrial, cement plant, pellet and metallurgic mining, and widely used in ball mills.
Featured by High hardness, Good wear resistance, Unbreakable and No mal-roundness, it's products are supported by advanced manufacturing equipment and scientific manufacturing process and have passed ISO9001:2008 quality certificate.
High quality grinding ball and grinding cylpeb with a favorable price, DAZHONG offers just what you need.
Located in Weifang City, Shandong Provice, DAZHONG covers 15,000 square meters, with over 150 employees, 21 technicians included. By investing in people, processed and technology, the company is prepared for the changes that will inevitably occur in this dynamic global enviroment.We invite you to visit our plant,meet our people and learn firsthand the efforts we make to assure absolute customer satisfaction.
Forged Grinding Ball is made from steel, heated by energy-efficient industion bar heating furnace. After heating, then forged by air hammer. Chromium content contained in forged grinding ball is about 0.1% to 0.5%, and carbon content below 1.0%. Through independently-developed water quenching heat treatment production line and scientific heat treatment process, the Forged Grinding Balls have a higher hardness(more than 56 HRC surface hardness; more than 30 HRC core hardness), high impact toughness and unbreakable. Under various poor working conditions, the Forged Grinding Balls can keep stability