FIELD: equipment for manufacture of building materials, in particular, high-speed mixers for preparation of low-density building mixes. SUBSTANCE: mixer has a tank with loading and unloading openings, reflecting partitions, working member in the form of a vertical shaft with lower and upper blades secured on it. The lower blades have holes. Besides, the lower blades have air outlets connected to the hollow shaft through ducts and positioned in the blade lower part on the side opposite to that which acts on mix. EFFECT: enhanced efficiency. 1 dwg
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Authors
Dates
1998-03-27—Published
1996-04-22—Filed