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HVAC auto duct lock seaming machine by air control

  • 1-4 Sets
  • >=5 Sets
Model Number:
- +
0piecesselected, US $in total
View Details
Shipping fee:
Depends on the order quantity.
Lead Time:
14 day(s) after payment received
Customized logo (Min. Order: 5 Sets)
Customized packaging (Min. Order: 5 Sets)


Graphic customization (Min. Order: 5 Sets) Less
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Quick Details
Place of Origin:
Anhui, China
Brand Name:
Preda Machine
Machine Type:
Duct making machines
After-sales Service Provided:
Free spare parts, Online support, Field installation, commissioning and training, Field maintenance and repair service, Video technical support, Engineers available to service machinery overseas
Applicable Industries:
Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Ventilation ducts manufacturing
Product name:
Auto duct lock seaming machine
Duct length:
1000-1250 mm
Fluid pressure:
0.6-0.8 Mpa
Min duct size:
150 *150 mm
After-sell service:
Life time service

Packaging & Delivery

Selling Units:
Single item
Single package size: 
350X110X110 cm
Single gross weight:
700.000 kg
Package Type:
Single machine purchased will be packaged through reinforced wooden box. If purchased with auto duct lines or plasma cutting machine will be transported through the entire container.
Picture Example:
Lead Time :
Quantity(Sets) 1 - 2 >2
Est. Time(days) 14 To be negotiated
Video Description

HVAC auto duct lock seaming machine by air control


Product Description

Pneumatic lock seaming machine is an auto seam locker for rectangular duct. 
It is driven by air pressure so it is a very power saving machine which makes lock seaming easily.


Performance characteristics

1.The pneumatic lock seaming machine adopts steel plate welded structure to eliminate stress during vibration and has good rigidity and stability;

2. The pneumatic lock seaming machine also adopts pneumatic drive, which by controlling the air pressure, the square air duct of suitable thickness can be seamed. The air pressure is stable, and the seaming effect is well;

3. The surface of the machined sheet is smooth, uniform in size and beautiful in appearance;

4.Greatly reduce the labor intensity of traditional manual operations and increase labor productivity.



Max thickness (mm)


duct length (mm)

Fluid Pressure (Mpa)

Weight (kg)

Dimension L*W*H (mm)











The transport cost as reference please contact us to get more clearly transport cost directly. Different port of countries will have different cost!



1. How to get a accurate quotation from Preda Machine?
Provide the machine name you want, the specifications you need and the quantity of machine, we shall quote accordingly!

2. What's the shipping cost from China to your country?
Please kindly tell us your nearest port to your place. We have reliable shipping forwarder to insure cheap, safe, convenient and timely delivery via sea.

3. Payment terms, MOQ, warranty, FOB.
Payment terms: 20% TT paid in advance, the balance of 80% before the shipment.
Minimum order quantity: 1 set of any machine of Preda Machine.
Delivery time : 5days after order confirmation. As a real manufacturer, we normally stock our machine in at least 5-10 sets including auto duct line 5, auto duct line 3, auto duct line 2! 
And at least 20 sets each for TDF flange forming machine, Pittsburgh lock former, TDF folding machine, Pneumatic folder and etc...

Shipping terms : FOB, CFR, CIF and etc.. according to your requirements.
Warranty:24 months after our machines arriving at you.

4. What's the package?
Fumigation-free plywood case for LCL and nude package for full container basis such duct production line 5, duct auto line 3, duct line 2...

5. What about commissioning service?
We can offer commissioning service, the buyer need to pay for all the transport, salary, hotel, meals for Preda Machine technicians caused during the service period.

6. What's policy for guarantee and broken parts?
Warranty period of equipment is two years, during which the broken parts and spares caused by quality can be offered free. After guarantee period, all broken parts or easy wearing parts will be charged in a most competitive price ever in the market!