- Knoop scale
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/noohp/a scale of hardness based on the indentation made in the material to be tested by a diamond point.[named after F. Knoop, 20th-century American chemist]
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Universalium. 2010.
Knoop scale
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Knoop scale — scale of hardness ratings assigned to materials based on the results of the Knoop indentation test … English contemporary dictionary
Knoop scale — /noohp/ a scale of hardness based on the indentation made in the material to be tested by a diamond point. [named after F. Knoop, 20th century American chemist] … Useful english dictionary
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Hardness of prominent abrasive materials — ▪ Table Hardness of prominent abrasive materials abrasive materials hardness Mohs scale (Mohs hardness) Vickers scale (Vickers hardness) Knoop scale (Knoop hardness) Natural abrasives industrial diamond 10 10,000 8,000 corundum 9 2,200 1,600… … Universalium
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abrasive — abrasively, adv. abrasiveness, n. /euh bray siv, ziv/, n. 1. any material or substance used for grinding, polishing, etc., as emery, pumice, or sandpaper. adj. 2. tending to abrade; causing abrasion; abrading. 3. tending to annoy or cause ill… … Universalium
Ceramography — is the art and science of preparation, examination and evaluation of ceramic microstructures.[1] Ceramography can be thought of as the metallography of ceramics. The microstructure is the structure level of approximately 0.1 to 100 µm, between… … Wikipedia
