Dia 20MM-140MM Die Casting Mould For Chrome Casting
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1.It adopts shock chilling method,which not only improve the hardness of grinding balls; make grain refinement but also make the same hardness for inner and surface.It improves the grinding balls wear resistant propertyrty
2.Efficiency is high;usage coast is low.Get highly speak of from customers.Fully use the iron water(average 75% above),high production rate and longer life.
3.Easy operation.If the spherical core is abrasion.Change the spherical core ,then it will a new mould.Save cost.
4.The grinding balls has good surface and no imperfection.It is the best choice to take the place of sand box mould.