... (21)Guide rail ball linear rail (22) Yarn guide roller brake electro-magnetic brake (23) Tension control constant (24) ... colorful touch screen (27) Technical parameter calculations of warping length, roller length, strip, speed, displacement, etc.Technical Features1. Axial ... kinds of warping.8. Wax and pressure device are optional for beaming machine.9. Creel number and pitch are as your requirements10 ...