Velv-etch (zinc etching additive oil) Model no.: e002 Brand: fuji Fuji velv-etch is one of the best zinc etching additive in the world, it could give excellent etching performance of zinc. 20kg/drum. Model no.: e001 Brand: sgz Sgz zinc additive oil is a good solvent for zinc plate etching, similar as velv-etch. 20kg per plastic drum
