... off SystemWinderElectrical Control System10. PutupJM55X2+65X1600 Three-layer horizontal roll draft film blown production line is esssentially ... 1400mm3, Tractor BQ1600Tower-type rack, rotating traction, horizontal position back and forth 360 degrees progressiverotation, and ... to make film tidy.(7) Traction machine using horizontal swing rotation, rotation steady, rotation speed stepless adjustable ...