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The majority of cardboard tubes have a spiral wound design, made stronger by added adhesives. In the first stage of how cardboard tubes are made, large cardboard sheets are trimmed into narrow ribbons, before an application of adhesive coating and diagonally wrapped around a custom sized and shaped mandrel.
Advantages and characteristics：
1、Good solution to replace carbon fiber core in capacitor film, dry film, optical film and other supper thin film product winding.
2、Applicable in cooper foil, Al foil and other thin metal foil hi-speed winding.
3、More application in thermo paper, photo paper, NCR and solar film winding.
4、Cleanliness meets the requirement of pharmacy, food packing material winding.
The majority of cardboard tubes have a spiral wound design, made stronger by added adhesives. In the first stage of how cardboard tubes are made, large cardboard sheets are trimmed into narrow ribbons, before an application of adhesive coating and diagonally wrapped around a custom sized and shaped mandrel.
Advantages and characteristics：
1、Good solution to replace carbon fiber core in capacitor film, dry film, optical film and other supper thin film product winding.
2、Applicable in cooper foil, Al foil and other thin metal foil hi-speed winding.
3、More application in thermo paper, photo paper, NCR and solar film winding.
4、Cleanliness meets the requirement of pharmacy, food packing material winding.
