... )Patent number: NO.ZL02286937.9 , 2)It is used for producing aluminum chips and powders, 3)It has been exported to ... 90 3.5 1600×1600×2500The machinery matched with principal machine, hydraulic station and relevant operational electric tank,ect. Adoptable sizes ... .5kg, 9kg, 11kg, 15kg, 18kg, 28kg,ect. Al aluminum milling machine