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Evolution for MIG/MAG welding

CLOOS presents innovative 3-wire process

Haiger, August 2025 - With the new TANDEM+ MIG/MAG welding process, CLOOS is setting new standards in terms of efficiency, performance and flexibility. The innovative technology is based on a revolutionary 3-wire system and offers up to 30 per cent higher deposition rates compared to the previous Tandem Weld technology.

Revolutionary 3-wire process
TANDEM+ was specially developed for applications with high requirements in terms of deposition rate and process reliability. This high-performance process combines two independent arcs with a filler wire in a weld pool. The innovative 3-wire process guarantees maximum process stability and optimum results - even for complex welding tasks. The result: fewer welding layers and interpass cleaning, shorter welding times and significantly reduced post-processing work overall.
TANDEM+ is particularly suitable for large-volume welding work in sectors such as rail vehicle construction, wind power, steel and boiler construction and the construction machinery industry - wherever thick-walled components have to be welded in multiple layers.

Simple upgrade for existing systems
Another advantage: existing welding systems with tandem technology can be easily converted to TANDEM+ with an upgrade kit - for a quick and economical entry into the next generation of MIG/MAG welding.
World premiere at SCHWEISSEN & SCHNEIDEN 2025

TANDEM+ celebrates its official premiere at the international trade fair SCHWEISSEN & SCHNEIDEN. In a live demonstration within a fully automated robot cell, visitors will experience first-hand how the innovative 3-wire process works in practice. TANDEM+ raises the deposition rate to a completely new level - with a reduced number of welding layers and shorter welding times.

TANDEM+ at a glance:

  • Up to 30 per cent higher deposition rate
  • Revolutionary 3-wire process for maximum flexibility
  • Fewer welding layers, shorter welding times
  • Reduced cleaning and programming effort
  • Simple retrofitting of existing systems