| boron carbide |
a compound, B 4 C, slightly harder than silicon carbide (qv), obtained by heating boron at very high temperature to effect its union with carbon; used as a neutron absorber in nuclear reactors, and as an abrasive agent in industry and dentistry.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| boron carbide |
A material used for blast nozzles when a cutting abrasive is used. Boron Carbide will outlast tungsten carbide 4-6 times with only double the cost.
출처: www.mediablast.com/dictionary.asp
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