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Which of the following is not a step in making ceramics?

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Which of the following is not a step in making ceramics?

(a) Powder pressing

(b) Sintering

(c) Alloying

(d) Vitrification

I have been asked this question in class test.

I want to ask this question from Ceramics in division Non Metallic Materials of Engineering Material & Metallurgy

1 Answer

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The correct option is (c) Alloying

Explanation: Ceramics are made by pressing powder into a compact, and then sintering. Some other ceramics are made by gluing the powders together, which is known as vitrification. Some compounds have metallic properties, but they are not alloys.

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