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Cantilever Backing Welding Machine

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Product Description

打底焊机

Product Introduction:

Cantilever backing welding is performed before submerged arc welding of box girders to prevent large currents from burning through the bottom of the weld. It is composed of a trolley, a welding arm, a welding gun mechanical tracking device, a pneumatic system, an electrical control system, a welding machine recovery system, and a gas welding power supply.

Backing welding of box girder generally adopts single arc single wire method, or double arc double wire method.


Technology Parameter:

Applicable Workpiece Size 300-1200mm
Workpiece Length 4000-15000mm
Welding Speed 0.3-1.5m/min
Return Speed 3m/min
Welding Position Horizontal welding


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