TECO tube expanders company

Rietschans 69
2352 BB Leiderdorp
The Netherlands

(+31) (0) 71 5411771


(+31) (0) 71 5413801

Hydraulic system for TACK expanding

The new TECO hydraulic manual expanding system

Is an easy to operate tool specifically designed for enlarging tube ends to produce the slight contact required between the tube O.D. and the tube sheet hole.


It can also be used to calibrate tube ends.
It is also used to fix the tube into the tube sheet hole before normal expansion by means of a conventional expander.

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Hydro Expansion Unit

The TECO Hydro Expansion Unit has been developed for speedy simple tube expanding in the construction of heat exchangers, condensers, steam generators, cooling apparatus, etc.

Tubes are expanded by precisely controlled hydraulic pressure.

The primary pressure is obtained by using oil and the secondary pressure by water. It is the water that creates the pressure for the tube expansion. This equipment can easily expand large wall thickness tubes without occurrence of flaking.

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