• Wrinkle Removing Rolls
  • Bowed Roll
    • Spreader Roll
    • Metal Expander
    • Curve Bar Expander
  • Slat Expander
  • Polyband Expander
  • Scroll Roll
  • Grooved Roll
• Core Holding Device
  • Air Expanding Shaft
  • Air Chucks
  • Quick Locks
• Web Handling Equipments
  • Safety Chucks
  • Pneumatic Cloth Guider
  • Tyrecord-Aligner
  • Hydro Pneumatic Web-Aligner
  • Turn Bar System
  • Surface Winder
  • Conveyor Tracker
• Rolls for different Applications
  • Cooling Rolls (hard chrome & S.S. surface
  • Teflon Coated Rolls
  • Rubber Coated Rolls
  • Brush Roll
  • S.S. Cladded Roll
  • Hard Chrome Plated Roll
  • Hard Anodized Aluminium Roll
  • Stainless Steel Roll
  • Aluminium Roll
• Special Products
  • Static Eliminator
  • Ink Circulating Pump
  • Anilox Rollers for Flexo Printing
  • Pneumatic Tension Control Brake
• Enquiry Format
  • Bow Roll Data Sheet
  • Roll Data Sheet
  • Air Shaft Data Sheet
  • Safety Chuck Data Sheet

Polyband Expander

For some web materials Bow Rubber expander Roll, Slat Expander Rolls or scroll rolls, Bow Rolls not work for removing wrinkles, where Polyband Expanders are used. This Roll comes in diameter 140mm and working if the web width is more than 1000mm. If web tension is not sufficient to drive the roll extra drive like sprocket or pulley be given as per requirements. Special elastic cord fitted on cam mechanism can be adjustable for more expanding action. It is very important to install the Roll in proper warp angle to get maximum results. Maximum working width 2500mm in normal cases.