AATCC Electronic Crockmeter is suitable for testing the color fastness to rubbing and staining of all kinds of textiles (made of various fibers, dyed or printed yarns, fabrics and textile products, including textile carpets and other velvet fabrics).
Rotary Vertical Crockmeter(Electronic) is used to determine the color fastness of textiles under dry or wet friction. It is mainly used to measure the color fastness changes of textile, dyeing, printing and other products after friction with a specific track.