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TUNGSTEN PREPARATION
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TUNGSTEN TIP PREPARATION
TUNGSTEN EXTENSION
DC TIG WELDING
AC TIG WELDING
STANDARD PARTS
GAS LENS PARTS
General Purpose
3 X Diameter
General Purpose
3 X Diameter
MAX:
6 X Diameter
(In draft-free areas)
Taper Length:
2 – 3 X Diameter
Flat:
1/4 TO 1/2 X Diameter
Typical Tip Geometry
for Inverter
Typical Tip Geometry
for Transformer
Ball tip by arcing on non-ferrous metal at low current DCRP (EP) then slowly
increase current to form the desired ball diameter. Return setting to AC.
Maximum Ball Size:
1 X Diameter
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The included angle determines weld bead shape
and size. Generally, as the included angle increases,
penetration increases and bead width decreases.
Use a medium (60 grit or finer)
TUNGSTEN GRINDING
ELECTRODE DIAMETER
DIAMETER AT TIP
INCLUDED ANGLE
CURRENT
RANGE
PULSED CURRENT
RANGE
Millimeters
Inches
Millimeters
Inches
1.0mm
.040"
.125mm
.005"
12°
2–15 amps
2–25 amps
1.0mm
.040"
.250mm
.010"
20°
5–30 amps
5–60 amps
1.6mm
1/16"
.500mm
.020"
25°
8–50 amps
8–100 amps
1.6mm
1/16"
.800mm
.030"
30°
10–70 amps
10–140 amps
2.4mm
3/32"
.800mm
.030"
35°
12–90 amps
12–180 amps
2.4mm
3/32"
1.100mm
.045"
45°
15–150 amps
15–250 amps
3.2mm
1/8"
1.100mm
.045"
60°
20–200 amps
20–300 amps
3.2mm
1/8"
1.500mm
.060"
90°
25–250 amps
25–350 amps
Millimeters
Inches
.125mm
.005"
.250mm
.010"
.500mm
.020"
.800mm
.030"
.800mm
.030"
1.100mm
.045"
1.100mm
.045"
1.500mm
.060"
CURRENT
RANGE
2–15 amps
5–30 amps
8–50 amps
10–70 amps
12–90 amps
15–150 amps
20–200 amps
25–250 amps
TUNGSTEN ELECTRODE TIP SHAPES AND CURRENT RANGES
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