TYPICAL CURRENT RANGE FOR TUNGSTEN ELECTRODES
Electrode
Diameter
0,25mm
(0.010")
0,50mm
(0.020")
1mm
(0.040")
1,59mm
(1/16")
2,38mm
(3/32")
3,17mm
(1/8")
3,97mm
(5/32")
4,76mm
(3/16")
6,35mm
(1/4")
Note: values when using pure argon as
shielding gas
* Combination not normally used
- Tighten back cap until the electrode is fi rmly held.
DCEN
amps
1% To/2% To
1% To/2% To
up to 15
5-20
15-80
70-150
150-250
250-400
400-500
500-750
750-1000
- Loosen the back - cap, tighten the collet body,
tighten gas nozzle, insert electrode to proper
stickout and tighten back-cap.
DCEP
amps
Pure
up to 15
*
10-20
*
20-30
*
10-20
30-80
15-30
60-130
25-40
100-180
40-55
160-240
55-80
190-300
80-125
250-400
DCEP - Direct Current Reverse Polarity
DCEN - Reverse Current Reverse Polarity
- Be sure the collet and the collet body
match the diameter of the electrode.
09
High Frequency
Alternating Current
1% To/2% To
Zirconado
up to15
5-20
20-60
60-120
100-180
160-250
200-320
290-390
340-525
Pt
Pt
En
Es