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2. Plasma welding
After cutting, plasma welding is the second most popular process in terms of the number of plasma installations, but it is also the one with the highest sales (10 billion euros in 2003). ). Since neither oxidation nor nitriding of the area to be welded is desired, argon is mainly used as the plasmagenic gas, with up to 2.5% hydrogen by volume when this gas is compatible with the metal.
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All welding torches are tungsten rod-type hot-cathodes and operate in a transferred arc. Typically, currents do not exceed 400...
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Plasma: International symposium on plasma chemistry, held every two years. It brings together some 1,000 researchers and industrialists. The last one took place in Kyoto in August 2007.
Thermal spray: international thermal spray conference, held annually. Brings together 1,500 researchers and industrialists with an exhibition of equipment (50 to 80 industrial companies). The last one was...
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