... heat-setting machine 4.high speed range CY250D False Two-for-one TwisterFeature1. CY250 can produce steaming ... system.11. The machine is equipped with magnetic false-twist spindle which is easy to operate.12. ... casing at the head of machine (spindle, false twist spindle, over-feed device and change of ... by a set of software, including: spindle speed, false twist spindle speed, over-feed rate, take-up ...