Tic-base cermets - substitute for Wc-Co alloy cutting tools - Material Science

Q.  Which type of cermets are used as an substitute for Wc - Co alloy cutting tools?
- Published on 05 Aug 15

a. Tic - base cermets
b. ThO2 - W
c. ThO2 - Mo
d. None of the above

ANSWER: Tic - base cermets

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    Discussion

  • Sravanthi   -Posted on 07 Oct 15
    - A composite material composed of metallic materials and ceramic materials is called as cermet.

    - Tic – base cermet is used as an substitute for Wc – Co alloy cutting tools.

    - ThO2 – W and ThO2 – Mo cermets are used cathode in magnetron valves.

    - Oxide based cermets are used as high temperature strength materials as flame holders in jet propulsion devices.

    - Ti – ZrO2 cermets are used as rods in nuclear applications.

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