The fracture toughness increased rapidly from 5.5 to 8.5 MPa m 1/2 with increasing temperature from 1,200°C to 1,350°C (Figure 5 ), followed by a decreasing trend to 8.1 MPa m 1/2 at 1,400°C.
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The obtaining of high-density specimens and analysis of mechanical strength characteristics of a composite based on ZrO2-WC nanopowders.
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