... .aluminum alloy,brass,copper. Main Facilities:Punching machine of 6T,10T,15T,25T,40T,63T,80T ... ,Oil-pressing machines of 63T,100T,315T,500T Surface:sand blaster,zinc coating,hot-dip ... so on. Equipment: We equipped with punching machine of 6T,10T,15T,25T,40T,63T,80T ... Oil – pressing machines of 63T,100T,315T,500T, hydraulic machine, cutting plate machine, electric discharge machines, line cutting, welding ...