... Guarantee the same printing effect from start to finish. 1. Suitable for A. Packing Cylinder1, Variou plastic packing printing,2, Aluminum-plating ... .03mm, 4, Transient equilibrium precision ≤5g.mm.It is suitable for all kind equipments. (Highest printing speed can reach 250m/min ... and material1, Steel tube as base material,2, Plating a copper layer on the steel tube surface, 3, Engraving graphics ...