Glossaries

Lorch Glossary

Speedroot

Key Facts

  • Optimal root seams without the use of TIG
  • Three times faster than TIG for root welding
  • Highest degree of gap tolerance and gap bridging
  • Optimal weld pool control
  • No change to welding processes necessary (great time savings)

Advantages

  • Automation/manual welding: Minimises spatter in the short arc
  • Optimised for welds with a gap: High gap bridging due to moderately vibrating melt, very good weld pool control, avoiding spatter
  • Heat application: Vast energetic working range (“cold” to “hot”)

Datasheet

SpeedUp

Advantages

  • Automation/Manual welding: Continuous movement in the mechanised torch guidance is very good for automation/very simple manual torch guidance
  • Fillet welding: Optimised for fillet welding (FW) in PF (vertically up) welds, can also be useful in other weld positions
  • Even heat application: Penetration and material bond appear even and slightly wavy
  • Even, slightly scaly seam surface: Narrower weld seam than conventional triangular FW+PF movement, avoids errors that may occur with conventional triangular movement

Datasheet

SpeedCold

Key Facts

  • Modified energy-reduced short arc
  • Low energy input due to focused arc (up to 25% less)
  • Perfect weld seam on sheets starting at a thickness of 0.5 mm
  • Speed advantage of up to 40%

Advantages

  • Automation/Manual welding: Thin-sheet applications
  • Optimised for thin-sheet welding: Reduced heat application
  • High gap bridging due to moderately vibrating melt
  • Very good weld pool control
  • Heat application: Vast energetic working range (“very cold” to “medium”)

Datasheet

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