Functions:for inspecting glass cloth surface. Data:width1.2~5m,inspection speed3~15m/min,wind up speed 6~30m/min.,roll package and roll size depending on cusomers'need and motors chosen based thereof. Features:ari shift,safety clamps,center wind up,fast and ease of loading and unloading,unroll magnet powder brake,tension adjusting,frequency moto close ring control,constant tension and lineal speed,adjustable windup roll tightness and compactness,uniform roll diameter,photocell auto deviation rectification,clean and neat roll sides.PLC program control and touch screen available for option.