Black marking is a procedure in laser processing which causes extremely dark, high-contrast marks on a surface without material ablation. Extremely short laser pulses reason structures on the surface at the nanometer level.Black marking is a procedure in laser processing which causes extremely dark, high-contrast marks on a surface without material ablation. Extremely short laser pulses reason structures on the surface at the nanometer level.Prisha Metal Sublimation is the best Black laser marking sheet Manufacturer, supplier Company in pune, Maharashtra IndiaPrisha Metal Sublimation is the best Black laser marking sheet Manufacturer, supplier Company in pune, Maharashtra IndiaPrisha Metal Sublimation is the best Black laser marking sheet Manufacturer, supplier Company in pune, Maharashtra IndiaPrisha Metal Sublimation is the best Black laser marking sheet Manufacturer, supplier Company in pune, Maharashtra India