FIELD: fluidics. SUBSTANCE: ceramic nozzle and a mixing chamber with a converging tube and a diffuser fastened coaxially on a body. The nozzle and the chamber are made thin-walled and are fastened to form cavities which hydraulically communicate with flow high-pressure zones. The chamber is made with cross section areas at the beginning and the end which ratio is determined from particular formulas. The cavities are filled with a plastic material. EFFECT: improved structure. 2 cl, 2 dwg
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