There is a full automatic line for making the duct connector, the first is for punching the hole, and then is for connection the cloth and the steel strip
The machine use for make Canvas duct connector, Polyester Duct Connector, Fibreglass Duct Connector, flexible Duct Connector

. Main data
1．Product size : according to customers
2．Working speed 6m-8m/min
3．Roller stations: single side 12 groups, total 24 groups
4．Roller Material : cr12 steel , quench HRC58-62, chromeplate
5．Shaft material : 45# steel Ф40mm
6．Main motor: 3Kw, Recoiler Motor: 1.5KW
7．Main roll forming machine Dimension : 3500×1200×1500mm
8. Suit for material size: steel thickness 0.3—0.6mm(30-26ga. ), poly cloth size 50----300mm(2" -12" ),
Single Side steel size 30—110mm(1.5" -4.5" ) , the width of poly cloth can be adjusted, as well as the steel width .
It is composed of roll forming machine, Poly feeding system and Automatic Recoiler