Encyclopedic Dictionary of Polymers

2011 Edition
| Editors: Jan W. Gooch

Knoop Hardness Test

  • Jan W. Gooch
Reference work entry
DOI: https://doi.org/10.1007/978-1-4419-6247-8_6693

n An indentation hardness test using calibrated machines to force a rhombic-based pyramidal diamond indenter having specific edge angles, under specified conditions, into the surface of the material under test and to measure the long diagonal after removal of the load. (Handbook of physical polymer testing, vol 50. Brown R (ed). Marcel Dekker, New York, 1999; www.astm.org).

Copyright information

© Springer Science+Business Media, LLC 2011

Authors and Affiliations

  • Jan W. Gooch
    • 1
  1. 1.AtlantaUSA