Plasma burner used in plasma arc welding comprises a vapor outlet opening arranged between a vaporizer for producing water vapor and an ionization chamber

摘要

Plasma burner (1) comprises a vapor outlet opening (5) arranged between a vaporizer (2) for producing water vapor and an ionization chamber (3). Preferred Features: The vapor outlet opening leads to the surroundings and has a bore with a diameter of 0.3-1.3, preferably 0.6-1.0 mm. The opening can be closed. The passage surface of the opening can be varied.