FIELD: building materials. SUBSTANCE: ceramic material on the basis of aluminium nitride containing aluminium compounds with rare-earth metal and compound of transient element of 4-th group has additionally lanthanum chromite and silicon carbide (compound of transient element of 4-th group) at the following ratio of components, wt.-%: silicon carbide 5-50; yttrium aluminate 0.05-10 and / or lanthanum aluminate 0.05-10; lanthanum chromite 0.05-10, and aluminium nitride - the rest. EFFECT: high cutting and heat-conductive properties of ceramic material. 1 tbl
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Authors
Dates
1994-07-30—Published
1992-06-18—Filed