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STANDARD 22007-4
Third edition
Plastics — Determination of thermal
conductivity and thermal diffusivity —
Part 4:
Light flash method
Plastiques — Détermination de la conductivité thermique et de la
diffusivité thermique —
Partie 4: Méthode par flash lumineux
PROOF/ÉPREUVE
Reference number
ISO 22007-4:2023(E)
© ISO 2023
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ISO 22007-4:2023(E)
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Published in Switzerland
ii
PROOF/ÉPREUVE © ISO 2023 – All rights reserved
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ISO 22007-4:2023(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 2
5 Apparatus . 2
5.1 General . 2
5.2 Furnace or climatic chamber . 2
5.3 Flash source . 4
5.4 Transient detectors . 4
5.5 Thickness measurement device . 5
6 Test specimen . 5
6.1 Shape and dimension of the specimen . 5
6.2 Preparation and conditioning of test specimen . 5
6.3 Coating the specimen . 5
7 Calibration and verification . .6
7.1 Calibration of apparatus . 6
7.2 Verification of apparatus . 6
8 Procedure .
...