Reference number
ISO 4638:1984
International Standard
ISO 4638:1984
Polymeric materials, cellular flexible — Determination of air flow permeability
Edition 1
1984-05
Read sample
ISO 4638:1984
10595
Published (Edition 1, 1984)
This publication was last reviewed and confirmed in 2020. Therefore this version remains current.

ISO 4638:1984

ISO 4638:1984
10595
Language
Format
CHF 63
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Abstract

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.

General information

  •  : Published
     : 1984-05
    : International Standard confirmed [90.93]
  •  : 1
     : 7
  • ISO/TC 45/SC 4
    83.100 
  • RSS updates

Life cycle

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