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Fronius CMT Twin - CMT;CMT Welding; Process Description CMT;CMT Welding

Fronius CMT Twin
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39
EN
CMT/CMT welding
Process descrip-
tion CMT/CMT
welding
Properties of lead wire electrode (CMT):
- shorter arc than the trail wire electrode
- higher arc power than the trail wire electrode
- starts the welding process
Properties of trail wire electrode (CMT):
- arc tuned to the weld pool
NOTE! Different characteristics are used for each wire electrode in this process
variant.
Symbol Explanation
Trail wire electrode (CMT)
Lead wire electrode (CMT)
Weld pool
Droplet melting phase
Start of arc burn phase
Droplet detachment
Welding direction
NOTE! The CMT/CMT combination may be used in both welding directions.

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