Features: 1) BD4213 short fiber double twisting spindles 2) Fast rotation speed 3) Wide twisting ranges 4) Low energy consumption 5) Good appearance 6) Adopts capsule tensioner with convenient tension adjustment and many applications 7) Equipped with pneumatic yarn filling system 8) Rotation speed: 12,000 - 15,000r/min 9) Direction of twist: S twist or Z twist 10) The fixed spindle tank and yarn storage areas can form certain yarn storage to balance the tension changes during the yarn twisting Modle WZBD1225D BD4205 BD4206 XFZ4208A BD4213 BD4215 BD4216 BD4218 Max.speed(rpm) 15000 15000 15000 15000 15000 15000 15000 15000 (mm)Diameter of driving wheel 36.5 36.5 36.5 36.5 34 34 34 34 (D-L)Diameter of ingot-shaped 170×170 175×172 170×170 150×170 150×172 175×172 175×172 150×172 (D-L)Diameter of purvey yarn 150×150 150×150 150×150 130×150 130×150 150×150 150×150 130×150 (mm)Diameter of twist disc 167 167 167 157 140 166 166 140 Put on yarn system hand power hand power hand power Specification of pulling force utensil 5 5 5 5 4 4 4 4 08 08 08 09 146 166 166 146