The B30-R6600 is a thermal transfer ribbon from the Brady R6600 series, based on a resin formulation to produce high-performance images. This black ribbon features a 4.5-micron polyester base film with an ink softening temperature of 90°C. When printed on compatible Brady materials, it provides excellent resistance to solvents and friction. It is designed for use with Brady benchtop and portable thermal transfer printers on heat-shrinkable tubing, including B-342, B-7641, and B-7642.