Tunnelling and Tunnel Maintenance


For civil engineering and tunnel constructions we supply wedge welder, combi-wedge machines and hand tools for welding and prefabrication of geomembrane liners.

ASTRO hot-wedge welding welder achieves perfect welding seams with highest welding speed (up to 5m/min.)

Welding machine TWINNY S with combi-wedge short welding in a tunnel.

Hand welding tool TRIAC PID overlap welding a PE-LD geomembrane.


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