FIELD: manufacture of composite materials, more particularly manufacture of heating members. SUBSTANCE: in order to manufacture graphite-ceramic material having wide range of specific electrical resistance values raw mix comprises 10-30% crystalline graphite and 70-90 wt % low-melting clay, and products are roasted under conditions that limit air access at 700-800 C. The resulting material has electric resistance from 1,8•102 to 4•10-3 ohm.m. EFFECT: more efficient preparation method. 4 tbl
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Authors
Dates
1998-03-10—Published
1994-08-09—Filed