Model CH6-Y321B Manual Twist Tester 用于单纱、股线进行直接计数法捻度测定。性能符合GB/T2543.1的要求。 Used to twist counter of single yarnthread by direct counting method. The properties should be in conformity with the requirment specified in GB/T2543.1. 主要技术参数:Main Technical Data 1、试验长度 Test length 0~300mm 2、捻度范围 Twist range 0~500(捻twists) 3、外形尺寸 Outline size L600*W220*H250mm