1. High quality with good performance.

2. Round metal ducts making machine can produce ducts as following diameter(mm): 40/45/50/55/60/65/70/75/80/85/90/95/100/105/110/115/120/125/130/135/

3. Flat metal making machine is a special machine to make flat metal ducts.


          As a manufacturing machine widely used in bridge, buildings high speed railway, railway, highway, coal mine, hydropower station, dams, underground structure, channel construction, etc. 




Thickness of steel strip


Thickness of steel strip

36mm, 48mm, 78mm

Producing metal ducts diameter

40mm to 200mm

With Rolling Mould Head:

40mm, 45mm, 50mm, 55mm, 60mm, 65mm, 70mm, 75mm, 80mm, 85mm, 90mm,95mm, 100mm,105mm, 110mm,115mm, 120mm, 125mm, 130mm, 135mm, 140mm, 145mm, 150mm, 155mm, 160mm

Spiral Pitch

28mm, or 65mm(Saving Materials)

Duct Waves Type

Single, Double , or Four Waves

Height of Duct Corrugation


Producing Duct Speed

13.5m/min, Adjustable


Three Phase, Single Phase,220V, 380V/415V

Power for cutting machine


Water pump motor


Main power

3kw, 5.5KW, 7.5kw, 11kw

Over dimension

1475x 1650 x 1450mm


700kg, 850KG

Product Video

Henan Prestressing Equipment Co., Limited              

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We are a PT manufacturer that supply full complete ranges of Materials and Equipment for Post-tensioning And Pre-stressing Construction. Include pc strand, ducts, steel strip, YJM Multi-strand Anchor System: YJM13(0.5”)/YJM15(0.6”) 2 holes to 55 holes Anchor System, YJM Mono-strand Anchor System, BM Flat Anchor System, YDC Hydraulic Jack(Multi-strands Tensioning), YB Electric Oil Pump, YH30 Embossing Machine, GYJ500A Extrusion Machine, ZG Metal Ducts Making Machine, Grout Pump And Mixer, etc.

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