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Niobium carbide NbC is an extremely hard refractory ceramic material used commercially for cutting tools. It is usually processed by sintering and is commonly used as a grain growth inhibitor additive in cemented carbides. Niobium carbide is brown-gr…
Niobium carbide (NBC and Nb2C) is a very hard refractory ceramic material, widely used in refractory high temperature materials and cemented carbide additives.…
Recently, the world's largest investment management corporation, BlackRock, in a market research report said that currently, they prefer U.S. and Japanese equities to European equities because of the energy problem stemming from Russia's invasion of…
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