Operation Manual
MIG-MAG Alu welding - brazing / VAS 821 003
©
Wieländer + Schill
Page 15
MIG / MAG Double Pulse
Double pulse frequency
– define a speed of interleaving hot and cold phases in double
pulse welding
Double pulse amplitude
– power ratio between hot and cold phases in double pulse
welding
I
HOT
I
set
Frequency
Amplitude
Double pulse time characteristic
frequency
Amplitude
Double pulse weld – AlSi5 / 1.0mm wire
4.2.3
Selection of the additional material
(Not available if MMA/TIG selected)
Fe (ACT)
- a non-alloyed steel, inert gas: 82%Ar + 18%CO
2
(LED shines)
Fe (ACT)
- Steel thin sheets ACT welding, inert gas: 82%Ar + 18%CO
2
(LED flashes)
CrNi
- Stainless steel AWS308LSi, gas: 87.5%Ar + 2.5%CO
2
AlMg
- Al magnesium, shielding gas: 100%Ar
AlSi
- Al silicium, shielding gas: 100%Ar
CuSi3
- Copper silicium, shielding gas: 100%Ar
CuAl8
- Copper aluminium, shielding gas: 100%Ar
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