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    Knoop hardness test - Wikipedia

    The Knoop hardness test /kəˈnuːp/ is a microhardness test – a test for mechanical hardness used particularly for very brittle materials or thin sheets, where only a small indentation may be made for testing purposes. A pyramidal diamond point is pressed into the polished surface of the test material with a known (often … See more

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  2. Knoop Hardness Testing

  3. Knoop hardness testing insight | Struers.com

    Knoop hardness testing is a micro hardness test for brittle materials, such as ceramics, using a pyramidal diamond indenter. Learn how to perform Knoop hardness testing, compare it with Vickers testing, and find the suitable …

  4. Wilson ® VH3100 Vickers and Knoop Hardness Tester - Buehler