| 摘要 |
PROBLEM TO BE SOLVED: To make it possible to apply a glazing agent of relatively high viscosity in a uniform thickness even in too narrow a place, such as nozzles of a chemical reactor, to glaze with a conventional glazing spray guns for such a purpose. SOLUTION: This spray gun having a spray gun main-body, a spray-liquid channel 20 and an air channel 21, is equipped with a pipe section 27 placed on the front end of the spray gun main-body and having a spray-liquid nozzle 9 and an air nozzle 8 on the front side of the spray-liquid channel 20 and the air channel 21, and a diffusion plate 12 which is placed on the front side of the pipe section 27 and which diffuses both the spray-liquid ejected from the spray-liquid nozzle 9 and the air ejected from the air nozzle 8 almost perpendicularly to the pipe axis.
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