The Manual Rotary Vertical Crockmeter is used to determine the amount of color transferredfrom the surface of colored textile materials to other surfaces by rubbing. It is applicable to textiles made from all fibers in the form of yarn or fabric, whether dyed, printed or otherwise colored and especially to prints where the singling out of areas amaller than possible to test with the standard AATCC Crockmeter (AATCC Method 8) is required.
1.Equipped with standard fixed device of fabric
2. The sample holder was made of spring steels to quicken the speed of fastening.
3. The friction time can be set freely and can count up and down. The alarm will sound when reaching the set time.