Anhui Preda Machinery Manufacturing Co.,Ltd.

--- Auto duct line, spiral tubeformer and relavant duct machines.

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Auto Duct Line 3

Auto Duct Line 3

Brief Introduction,

Preda Machine Auto Duct Line III adopts modular Linear design, with several integrated flexible workstations.

Total length of the line is about 6mtrs.

Basic Equipments,

1. Electric uncoiler(two sets) driven by independent frequency controlled motor.

2. Multi-functional duct machine with capability of levelling,grooving,angle shearing and plate shearing

3. Pnuematic folder

4. Computer controlling system and softwares.

5. Electric box

duct line 3duct line 3auto duct line 3automatic duct line 3auto duct line 3


1. Optimized linear structure makes the whole line beautiful in appearance and fast in production

2. 11 rollers are equipped for levelling to make sure plate gets even.

3. This machine is a material-saving facility with only less than 20mm wasted plates per roll.

4. Highly advanced servo system controls the whole production line very well so the products produced are perfect in appearance and precise in size.

5. One man is capable to handle the whole line

6. Workpieces counting system to count for one-day and accumulated quantities.


ModelPlate Thickness (mm)

Max. Plate  

Width  (mm)

Speed (mm/min)Weight  (Kg)Dimension (L×W×H,  mm)

More details of Preda Auto Duct Line 3 as below!

Duct Line 3 III (capable of 1.2mm galvanized steel and 1300mm length) including
Electrical uncoiler for two rolls+leveling&grooving+notching+shearing+folding+PLC computer&software(English version)

Payment: 30%down payment before production and balance before shipment.
Lead time: 15-20days after order confirmation.
Intalation and after-sale policies: We are able to provide technician for instalation and after-sale services to your country when required.
But buyer should pay all the expences of the relavant trip tickets,hotels,meals and salaries during the time.
Type: AML-III Auto coil line 3
Working metal sheet thickess: 0.5-1.2mm
Max. working speed: 16m/min.
Max. working width: 1300mm
Uncoiler capacity: 6000KG*2
Dimension: L*W*H 5000*2160*1450mm
Total weight: 3500KG

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