Indentation hardness tester ERICHSEN DIN 53153 , EN ISO 2815
Indentation Hardness Tester acc. to Buchholz, Model 263
A steel block with an inserted impression body is applied onto the test surface and produces a pressure mark, the length of which is measured with a microscope. The impression hardness in accordance with Buchholz is established from the length of the impression, using the standard table.
