EN ISO 18755:2023

Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of thermal diffusivity of monolithic ceramics by flash method (ISO 18755:2022)

Publication date:   Feb 19, 2024

General information

60.60 Standard published   Oct 25, 2023

CEN

CEN/TC 184 Advanced technical ceramics

European Norm

81.060.30   Advanced ceramics

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Scope

This document specifies the test method for the determination of thermal diffusivity from room temperature to at least 1 700 K by the flash method for homogeneous monolithic ceramics with porosity less than 10 %.
Flash methods, like laser flash, are applicable to homogeneous isotropic materials with thermal diffusivity values ranging from 0,1 to 1 000 mm2 s-1 within the temperature range from approximately 100 K to 2 300 K.
The method described in Annex G describes how to estimate, on the basis of the thermal diffusivity test, the specific heat capacity and the thermal conductivity of homogeneous monolithic ceramics with porosity less than 10 %.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 821-2:1997

NOW

PUBLISHED
EN ISO 18755:2023
60.60 Standard published
Oct 25, 2023

Relations

Adopted from ISO 18755:2022 IDENTICAL