![](https://tungsten.de/_Resources/Persistent/0/3/6/7/036724490ffd2d5bc4894343b1d1360dda47c2f3/WC20-1498x1750-565x660.jpg)
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WC20 - grey
The classic for DC welding
- Colour: grey
- For carbon steel, stainless steels, silicon bronze, copper, bronze, titanium.
- Composition: W + 2% cerium
- Next to WL15 and WT20 the most popular tungsten electrode
- Excellent tool life
- Small sacrifices have to be accepted in the ignition capability