Carbon is an essential part of bar code label printer to print consumables, carbon belt is thermal transfer ribbon, relative to the ink jet and laser printing principle, the content of the carbon with thermal transfer printing can be more exquisite and clear, there is a better adhesion For electrical and electronic industry nameplate label, circuit diagram labels, etc., in addition to the printed label must be clear, also requires a text pattern Bar codes, and other general fuzzy, save for a long time not also need to be waterproof and resistant to alcohol and other commonly used cleaner scrub Compared with the general label printing, these appliances labels on carbon belt requirement is high, so use full resin carbon belt, general resin base carbon belt can better match polyester PET label film class label for printing, etc.