Binder-Free Tungsten Carbide Fabricated by Pulsed Current Sintering

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Abstract:

In this presentation, we show some experimental results of binder-free WC with Nano WC sintered by Pulsed Electric Current Sintering (PECS) process also known as Field Assisted Sintering Technology (FAST). The particle size of WC powder is almost 80 nm. These binder-free WC have extremely hardness and stiffness. However, these mechanical properties are dependent on the sintering condition, e.g., maximum temperature, applied presssure, etc. We show some relationship between mechanical properties and sintering condition to improve to sinter the binder-free WC

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Materials Science Forum (Volumes 539-543)

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907-912

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March 2007

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© 2007 Trans Tech Publications Ltd. All Rights Reserved

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