... Punching machine 2.Force 10T, Efficient 3.C frame , Tiltable 4.Realiable performance and easy operation We are professional Puching Machine ... bloster and connecting rod use high intensity castiron with resin sand structure. Comparing with clay sand structure, their surfaces have 1 ... 1- The wet clutch technology is from Japanese famous punching factory AIDA, and had several decades experience, gain lots ...