Microcrystalline zinc plate, engraving zinc plates High purity, very smooth surface Used for zincography, photoengraving Microcrystalline zinc plate, photoengraving zinc plates, engraving zinc plates *thickness: 0.8-7mm *whidth: 381mm-510mm *length: 550mm-1000mm *High purity, very smooth surface *plastic film to protect the working face with pre-sensited coat,the other side is colouring in orange ...