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EN ISO 4638:1995

Polymeric materials, cellular flexible - Determination of air flow permeability (ISO 4638:1984) EN ISO 4638:1995

Publication date:   Dec 22, 2003

General information

60.60 Standard published   May 15, 1995

CEN

CEN/TC 249 Plastics

European Norm

83.100   Cellular materials

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Published

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Scope

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.

Life cycle

NOW

PUBLISHED
EN ISO 4638:1995
60.60 Standard published
May 15, 1995

Relations

Adopted from ISO 4638:1984 IDENTICAL