My Q Rotary Crock meter (Motorized), is helpful to determine color fastness of textiles todry or wet rubbing particularly for printed fabrics. This rotary crock meter applies 11.1 N load with 16mm finger and rotate clockwise then anti-clockwise.
( Also available in Hand Operated Model)
|Diameter of the Rubbing Finger||16 ±0.2mm|
|Force on the Finger||11.1 N±10%|
|Size of crocking cloth||5x5 cm|
|Size of test specimen||50x50 cm|