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L Fin Tube Winding Machine

I Description of L fin tube winding machine:
This machine is specially designed for winding spiral fin to base tube to form L-shaped finned tubes in different diameters.

II Main technical data of L fin tube winding machine:
No. Item Data
1 Fin material Aluminum, fin height≤16mm, 
fin pitch 2.0-10mm
Copper, fin height≤12mm, fin pitch≤2.54mm
2 Base tube material stainless steel, carbon steel, copper, aluminum
3 Base tube diameter  Φ16-38mm*
4 Fin thickness 0.4-1.0mm
5 Motor power 2.2kW, 3phase
6 Max. winding speed Spindle speed 700rpm/min;
7 General productivity About 250m per 8 hours
8 Machine dimension (packing) 1350 x 650 x 1250mm
9 Machine weight About 400kg
Note: When base tube diameter is 13mm or 12mm, the finished fin height is not more than 9mm.

Note: By adding embossing device to the L fin tube winding machine, below rib fin tube can be produced which is used as radiator type electric heating tubes:

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