Specifications

TDC unit is one of the two universal flange making systems in the world. It can save time and material drastically with its wel-seal, strong and durable joint structure. So it is specially suitable for producing a duct with a large sectional area. 

Technical date

Application in duct making

1, Grooving

2, TDF Flange

3, "C”Locking Seam

4, Single and Double

 hem locknection

5, TDC flang                

6, Clip

7, Pittsburgh Lock

Single lock

8, Snap lock

9, Elbow Lock

10,"S" Locking seam

11,TDC corner

12,Corner conneting

•How to get a accurate quotation from us?

provide us the detail of the material such as metal thickness and width,cutting area

• How to check imported charges or tax ?

Call your l them machine HS code.

Spiral duct forming machine is 8455229090

 rolling machines are 84622990. shearing machine is 84623990.rolling machine is 8455229090,seam welding hs code is 85152900

 • Payment terms,MOQ,warranty,FOB...

payment terms 30% down payment with order by T/T,the balance of 70% to be paid on delivery to the port .

minimum order quantity:1 set,FOB Shanghai.

delivery time :20days after receipt of formal order and 30% deposit.

warranty:12 months following delivery. We offer online service 24 hours all day long, Skype, Email etc .You can contact us any time,if urgently,please call us. 

• what’s policy for guarantee and broken parts?

Warranty period of equipment lasts a year, during which the broken parts and spares caused by quality can be offered free.

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