講演情報

[P256]Mechanical Properties of Ultra-Fine WC-Co Materials by a Spark Plasma Sintering Process

*Min hyeok Yang1,2, Yu gyun Park1,2, Yeong jung Kim1,2, Hyun kuk Park1 (1. Korea Institute of Industrial Technology、2. Chonnam National University)

キーワード:

Tungsten carbide-cobalt、spark plasma sintering、vickers hardness、fracture toughness

WC-6Co nanocomposites were prepared by high-energy ball milling and SPS at 1200°C. The sintered body showed 1755.81 HV hardness and 25.62 MPa·m¹ᐟ² toughness with WC (271 nm) and Co (20.6 nm) grains.

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