--Direct thermal label printer
Generally speaking, traditional thermal label printers can only print single-color labels, the most common of which is black. There are many kinds of colorless dyes, so the colors of the written words appear different, such as blue, red, etc.
--Thermal transfer label printer
Ordinary small thermal transfer label printers usually only have one print head, while some high-end large thermal transfer label printers may be equipped with multiple print heads, which allows them to print faster and print multiple labels simultaneously on the same label. color.
Specifically, these label printers have different colored ribbons installed on each printhead. The printer will control the heating and stop heating time of each print head according to the needs of the printing task, so that the ink of different colors can be transferred to the label paper at the correct position, thereby achieving multi-color printing.










