Disperse dyes are the most important and main category in the dye industry. They do not contain strong water-soluble groups and are dyed in a dispersed state during the dyeing process. A class of non-ionic dyes. The particle fineness is required to be about 1μm. Rucca DF series 300L sand mill is the star model in the disperse dye industry. Wide range of applications, and received unanimous praise.