There are two ways to produce cast grinding balls.One is automatic grinding ball molding line by machine;the other is grinding ball mold by hand.In this part,mainly introduce grinding bal mould by hand.One pair grinding ball dies includes top mold and bottom mold.When production,it also need pattern.Usually,Dia 50mm mold,40 pairs mold needs 1 pcs 50mm patter
View More →Stee Grinding Ball mold is used to the chilling forming technology to produce steel grinding balls from diameter 40mm to 150mm. In normal operation, the steel grinding ball mold can be used for 4000 times.
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