The device ,used for to determine the percentage of crimp of textured synthetic yarns. Deliberately, suitable for nylon textured yarns for stockings. Equipped with a Plexiglas cylinder to be filled with water, skein holder millimetre bar with 1 mm accuracy. Pretension weights and an automatic wrap reel for single yarn are supplied with device. Pretension weights with double hook: 3 g, 4 g, 5 g, 6 g, 7 g, 8 g, 9 g, 10 g Pretension weights with single hook: 100 g, 150 g, 200 g, 250 g, 300 g, 350 g, 400g, 450 g, 500 g

STANDARDS
BS 6663