FIELD: jet mixers. SUBSTANCE: apparatus has a hollow cylindrical chamber whose one base has outlet opening for foamed binder. The chamber is provided with two tangential inlet branch pipes for foaming agent and binder. The inlet pipes are inclined to a base of the chamber, which is opposite to the opening, at angle 3-30and provide unidirectional rotation of jets of foaming agent and binder. Inlet pipes has changeable calibrated inserts at the chamber inlet. EFFECT: enhanced efficiency. 2 dwg
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Authors
Dates
1994-03-30—Published
1991-07-26—Filed