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,insulated flex duct connector.

Basic Configuration:

  • Two set Electric material placing rack
  • Two set Automatic feeder
  • Two set Molds
  • Two set Punching machine
  • One Set Forming machine(Host)
  • One set Electric Recoiler rack

Main Technical Parameters

Working Speed


Rounds Unilateral

12 groups, total 24 groups

Roller Material




Axis material

45 # steel Ф40mm

Main motor power


Main forming size



3 Phase,240V; 50HZ

Sets of material size

side galvanized sheet thickness: 0.4-0.7mm

Side galvanized sheet width: 40-110mm(width can be adjusted)

Middle fabric specifications: 80-300mm(width can be adjusted)

Delivery time: 35 days after receiving down payment

Guarantee: within two years since the date of B/L, Before deliver you could send one technician to our factory getting trainning,this trainning is free of charge.

Flexible Duct Connector Machine Show:

Flexible Duct Making Machine

Flexible Duct Machine Aluminum Flexible Duct Machine

PVC And Aluminum Flexible Duct Making Machine