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CEN
EN ISO 4638:1995

EN ISO 4638:1995

Current

Current

The latest, up-to-date edition.

Polymeric materials, cellular flexible - Determination of air flow permeability (ISO 4638:1984)

Published date

15-05-1995

Publisher

Comite Europeen de Normalisation

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Foreword
0 Introduction
1 Scope and field of application
2 References
3 Principle
4 Symbols and terminology
5 Apparatus
6 Test pieces
7 Testing conditions
8 Procedure
9 Calculation and expression of results
10 Test report
Bibliography
Annex ZA (normative) Normative references to international
                     publications with their relevant
                     European publications

Applicable to test pieces cut from products of cellular materials. Useful for two purposes: a) studying the structure of cellular products in connection with their physical properties and their method of manufacture and b) ensuring product quality (quality assurance). Describes principle, apparatus, test piece and conditions, procedure and calculation and expression of the results. Three figures deliver the details for testing.

Committee
CEN/TC 249
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current

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