Contact Us

Email:[email protected]

Phone :+86 15962807500

Add :CBD, Nantong , JiangSu, China

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Duct Manufacture Auto-line IV



Payment: 30% down payment by T/T,the balance down before shipment.

Lead time: witin 10-35 days after receiving down payment.

Guarantee: within one year since date of B/L.


  • Specification

The DUCT MANUFACTURE AUTO-LINE is the basic machine needed for a duct shop, whether used as a stand-alone machine to produce duct blanks or as the heart of a Sheet Metal Forming line.

The AUTO-LINE IV has the capacity to remove coil set, bead, and notch for two-piece or wrap duct, and cut off in a feed-to-stop shearing process. There is no minimum cut length or minimum on notch spacing.

PC-based controls ensure consistent quality of leg lengths and feeds. Single operator needed.

AUTO-LINE IV consists of a feeding metal frame, leveler grooving roll, hydraulic notch and punch machine, shearer, movable Pittsburgh lock machine, duplex trans-verse duct flange machine, TDF folder and CNC control system. The feature of AUTO-LINE IV is efficient with high performance, save space and wide capability.

Main Technical Data 

3.1 Dimension of the line: 24000*3500*1500/24000*3800*1500

3.2 Total Weight About 20 Tons

3.3 Coil width: up to 1250mm/1550mm

3.4 Suitable material: Galvanized or mild steel

3.5 Thickness of the sheet: 0.5-1.2 mm

3.6: Cutting accuracy:  ±0.5mm

3.7 Forming Speed: 8m/min

3.8 Electric Power: 380V/3Ph/50Hz or customized

3.9 Power: about 25KW



1. Electric decoiler two decoilers

2. One leveling & grooving roller machine: one set

3. Four hydraulic notching machine and dies

4. Hydraulic shearer: one

5. Duplex Pittsburgh Lock machine: one

6. Duplex TDF Flange Making Machine: one

7. Mechanical Feeding System

8. Transmission table: 2

9. Control System and software ware (English version): one set