Metal sheet consists of 1 layer of non-alloy steel & 1 layer of non-alloy aluminum, the surface of the aluminum layer is painted and glued with plastic protective film, used as a printing mold kt: 0.8x100x250mm -onyx steel plate -100 x 250 mm
The metal sheet consists of 1 layer of non-alloy steel & 1 layer of non-alloy aluminum, the surface of the aluminum layer is painted & glued with plastic protective film, kt: 100x220mm as a printing plate (printing mold) after being engraved-used to manuf