Description Overview Specially used in giant batch yarn or glassfiber Type: single-side Specifications Number of spindles: 4 spindles (max. winding size: 200 × 230 mm; line speed 400 m/min) or 2 spindles (max. winding size: 300 × 260 mm; line speed 600 m/min) Suitable doubling number of yarn: 2-10 plies Feeding style: 1-4 plies down feeding, 5-10 plies up feeding Winding yarn speed: constant line speed 400 m/min, frequency conversion control Operation height: 1180 mm Driving: single spindle, single motor, single frequency conversion control Switch Gear The headstock switch box has general mains switch Each spindle has switch panel to display the length of yarn and line speed