Expanding machine

Powerful automatic expansion machine "Stretcher" is used for widening of thin-wall metal pipes with a thickness from 0,4 mm to 2,0 mm (0.015"- 0.079"), for further pipe-in-pipe joint. This compact machine with high efficiency is an ideal solution for serial production of stainless steel chimneys.

Widen machine "Stretcher" allows to produce a large range of products: chimney pipes, drain pipes, exhaust systems, ventilation pipes, etc. Expanding tools made of hard plastic to prevent future corrosion.

Advantage of the machine

  • High performance (cycle time 3 seconds)
    • Easy quick-release tools with height from 10 to 100 mm
      • Wide range of options (PLC controll, color touch screen, step program, turn table, rotating expansion head etc.)
        • Expansion tools is made individually on the customer's drawings
        • An ideal solutions for the serial production of stainless, mild, galvanized steel chimneys

Add to Cart & Order
Wall thickness: 0,4 - 2,0 mm (0.015"- 0.079")
(optionally up to 4.0 mm/ 0.16")
Pipe diameter: 113 - 1200 mm (60 - 100 mm)
4.45" - 47.24" (2.36"-3.94")
Converting length 10 - 100 mm (0.39"- 4")
Expansion stroke 0 - 18 mm, smooth adjustment
(0 - 0.71")
Processing duration ˜1 second
Hydraulic motor 2,2 - 4,0 kWt
Charging height 570 - 855 mm (22.44"- 33.66")
Angle of inclination of the processing head 900 for two sides
Electricity 3 х 400 V/50 Hz, 16 А
Dimensions (L х W х H) 1100 х 750 х 850 mm

* Learn more about price and delivery time of high–performance widen machine "Stretcher" (SVR Ltd) at sales managers!
  • Touch screen + PLS Siemens
  • Stage program STEP (for step-expanding)
  • Automatic turn table with connection to the PLC 
  • Small expansive head of D50 mm

Video Stretcher w6   Video Stretcher w6 wide tube

VIDEO Stretcher W6 MT   stretcher

About svr

"SVR Ltd." - design & manufacturing company- is an innovator since the start of it’s activity till now, being famous not only in Russia but also far from it, as a producer of ventilation machines and CNC production lines with high safety, durability and capacity level. Our philosophy is a pay maximum attention to every customer needs.

Follow us


24 Zheleznodorozhnaya, Scherbinka, Moscow, 108851, Russia
+7 495 500 0785, +7 495 500 0787
This email address is being protected from spambots. You need JavaScript enabled to view it., This email address is being protected from spambots. You need JavaScript enabled to view it.
download brochure