FIELD: equipment for pressing composite materials, in particular, forming and compaction of powdered materials, such as refractory, abrasive, ceramic and other materials. SUBSTANCE: apparatus has air-permeable press-mold providing two-staged deaeration of powdered mixture by exposing it to variable vacuum and mechanical action of stamp. Air phase is migrated through technological gaps, channels and openings in press-mold. Method allows solid (even supersolid) articles to be produced from difficult-to-form materials. EFFECT: wider operational capabilities and increased efficiency by maximum withdrawal of air from powder. 4 cl, 3 dwg
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Authors
Dates
2000-04-20—Published
1998-07-20—Filed