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ISO 7231:1984
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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Polymeric materials, cellular flexible Method of assessment of air flow value at constant pressure-drop
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
25-02-2019
English, French
01-12-1984
The air flow value may be used to give an indication of the effects of formulation and production variables on the cellular structure. Describes the method with an apparatus either for negative or for positive pressure. Two figures show the test arrangement.
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