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The TIG WT20 1.6x175mm red electrode is a thoriated tungsten electrode designed for DC welding. It contains at least 97.30% tungsten and 1.70–2.20% thorium, which ensures durability and ease of use. Thorium improves electron emission, allowing for better arc ignition and higher current capacity. This electrode is ideal for welding low-alloy and high-alloy steels, as well as titanium, nickel, and copper alloys. It offers reliable arc starts and restarts. Not suitable for AC welding. Due to slight radioactivity, always follow safety recommendations.
TIG WT20 1.6x175mm red non-consumable electrode is a popular choice for professional TIG welding. It belongs to the EWTh-2 group according to AWS classification. The electrode is made of at least 97.30% tungsten and 1.70–2.20% thorium. The addition of thorium increases electron emission, which translates into more stable arc ignition and greater current-carrying capacity. This ensures consistent performance and longer service life.
The electrode is intended for DC welding only. It is not suitable for AC welding tasks. The WT20 red electrode is commonly used for:
It stands out for its good ignition and reignition properties. This makes it a reliable solution for precise and repetitive welding work. Although it can be replaced by grey or gold electrodes in some applications, the WT20 red version remains a popular choice due to its performance.
Note that thoriated electrodes are slightly radioactive. Strict adherence to occupational health and safety guidelines is required during use, storage, and disposal. This ensures safe operation and minimizes risks.
The TIG WT20 1.6x175mm electrode is a proven product for demanding welding jobs where stability, repeatability, and arc control are essential. It is widely used in workshops and industrial settings, especially where DC welding of alloyed materials is required.
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