Permanent Polyester (B-423) is ideal for electronic PCB and component identification, bar code labels, rating plates and solar panel identification. This halogen-free polyester label is heat-resistant, abrasion-resistant, chemical-resistant, corrosion-resistant, humidity-resistant, UV-resistant and weather-resistant. It is compatible with BMP71, and M710 printers and the M7-R6000 printer is used to print these labels. They are used in barcode labeling, circuit board labeling, component and equipment labeling, general identification, inventory and inspection labeling.