... aluminum, stainless steel, electroplating and other metal and bakelite products, particularly for applications that require high-gloss, high hardness and toughness, good surface coating requirements ... thin, and then stir with a 200-300 mesh filter even after the filter before use. 3, the workpiece surface must ... or tap water 20 to 30% Spraying Viscosity (Tu 4 cup) 30 to 40 seconds dry film thickness 20 ...