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US 2022/0341007 A1Published application
NbC-BASED CEMENTED CARBIDE
AssigneeHyperion Materials & Technologies (Sweden) AB
InventorsLuis Fernando GARCIA, Cristina FURIO
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Abstract
Provided is a NbC based cemented carbide and method of manufacture the same. The NbC based cemented carbide may be devoid of WC. The NbC based cemented carbide may be devoid of Co in the binder phase. The NbC based cemented carbide exhibits enhanced strength and thermal conductivity while maintaining desired toughness and hardness.
Claims15
A cemented carbide, comprising:
- a hard phase comprising NbC, Mo2C and TaC;
- and
- a binder phase comprising Ni,
- wherein the TaC in the cemented carbide is present in an amount of at least 0.3 wt %.
1 more element
A method of making a cemented carbide article comprising:
- preparing a batch of powdered materials including Ni, NbC, Mo2C and TaC, the TaC being present in an amount of at least 0.3 wt %;
- pressing the batch of powdered materials to form a pre-form;
- and
- sintering the pre-form to form the article.
1 more element
(canceled)
Dependencies are inferred from the claim text.