Yarn Strength Tester Fully automatic machine for the deternimation of the yarn Breaking Strength, Time to Break, Tenacity, RKM, elongation at break and at 2 loading points and load at 2 elongations. For all the above the following reports are obtained: mean value, CV% and 95% confidence limit. Loading from 0 to 100 N (option 500 N), specimen length from 100 to 1000 mm., testing speed up to 10 m/min. Equipped with Automatic Bobbin Changer for 10 full tube and mobile yarn stand for 20 tubes