Metallized Polyester (B-428) labels are designed for applications that use barcodes, alphanumerics, graphic symbols and logos and require nameplate-like quality. Matte, light gray finish gives labels a rating and serial plate appearance. Labels are designed to withstand numerous solvents and variable temperatures when applied to various surfaces. UL approved;CSA accepted. Service temperature of -40 to 248° F (-40 to 120° C). A ribbon is required to print this material. Use Part Number R4313.