Hard metal composition
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United States of America Patent
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Jan 30, 2018
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app pub date -
Oct 26, 2012
filing date -
Oct 27, 2011
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Abstract
A process for producing a component includes providing a composition comprising hard material particles and a binder metal, and sintering the composition at a sintering temperature of from 1250° C. to 1400° C. for a period of from 3 to 15 minutes. The hard material particles comprise an inner core comprising fused tungsten carbide and an outer shell comprising tungsten carbide. The binder metal is selected from the group consisting of Co, Ni, Fe and alloys comprising at least one metal selected from Co, Ni and Fe.
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