Optimize your welding efficiency with our multi-type of Tungsten Electrodes. Each code and color correspond to a specific composition of oxides such as Thorium, Lanthanum, Zirconium, and Cerium, ranging from 0.7-4%. Increase precision and durability for a variety of welding applications.
Unsure of which Type to use?
Please follow the below table:
Class |
Principal Oxide |
Oxide Mass (%) |
Tig Mode |
Color |
PURE |
NONE |
N/A |
AC |
GREEN |
THORIATED |
THO2 |
0.8-1.2% |
DC |
YELLOW |
THO2 |
1.7-2.2% |
DC |
RED |
|
CERIATED |
CEO2 |
1.8-2.2% |
DC OR AC/DC |
GREY |
LATHANATED |
LA203 |
0.8-1.2% |
DC OR AC/DC |
BLACK |
LA203 |
1.3-1.7% |
DC OR AC/DC |
GOLD |
|
LA203 |
1.8-2.2% |
DC OR AC/DC |
BLUE |
|
ZIRCONIATED |
ZR02 |
0.15-0.5% |
AC |
BROWN |
ZR02 |
0.7-0.9% |
AC |
WHITE |
|
RARE EARTH |
MANUFACTURER |
MANUFACTURER |
DC OR AC/DC |
PURPLE OR MANUFACTURER ADVISED |