FIELD: electric engineering industry. SUBSTANCE: the following composition is used, wt.-%: milled waste of phenoplast (particle size is 0.25 mm, not more) 40-50; phenolic powder binder 20-30; calcium or zinc stearate 1.1-1.5; phenoplast 25-28, and lime 0.8-1.3. EFFECT: decreased utilization of deficient raw, improved economy. 1 tbl
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Authors
Dates
1994-08-15—Published
1992-05-26—Filed