De Zhou Da Dong Machine CO.,LTD

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1. Flat oval duct machine

The flat oval ducts are formed after expanding the round spiral ducts by hydraulic power.

2. Spiral duct forming machine

Diameter range: 100-1500mm
Thickness:galvanized sheet:0.5-1.2 mm
Material width:137mm
Decoiler:Vertical, inner coil: 450~510 mm, max load: 1200kg
Seam lock:located outside the ducts
Production speed:0-37m/min,adjustable
Cutter:roller shear ...

3. spiral duct machine

This machine is used to produce metal ventilation tubes.
Diameters:100-1500mm,Thickness:0.5-1.2mm
cutter:roller shear

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