Popular Design And Big Capacity Cold Screw Oil Press 6yl-120 1 Sold to various countries,such as Africa,America,Aisa,Latin Amer Popular Design And Big Capacity Cold Screw Oil Press 6yl-120Usually,when press the oil seeds, the seed oil extraction press need be grinded first using raw material, in order to make the pressing temperature of chamber reach 80-120 degree. Then there is oil come out. If ...