1.Heated by electric stove
2. Nearly 30 years'experience
3.Top grade raw material
4.Direct Manuacturer,low price
5. Provide certificate of Analysis,Ingredient List ,Quality-tracking-Cards.
PRODUCT:
1.Product:forged steel grinding ball
2.Size:Dia 20mm-150mm
3.Hardness:Dia 20-90mm HRC 55-60 Dia 100-150mm HRC 50-60
4.Applied flied :mines,cenment plant,power station,chemical industries.
5.Main market: Japan,korea,Canada,Turkey,Philippines and Italy.
6.Proess:RAW MATERIAL----CUTTING---HEATED----FORGED ----QUENCHING---TEMPERING---TESTING---QUALIFIED PRODUCTS
7.Chemical composition : C:0.5-0.6 S:0.04MAX Mn:0.6-1.0 P:0.04MAX Si:0.2-0.4 Cr:0.25MAX
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