NBN EN ISO 7231 : 2010
Current
The latest, up-to-date edition.
POLYMERIC MATERIALS, CELLULAR, FLEXIBLE - DETERMINATION OF AIR FLOW VALUE AT CONSTANT PRESSURE-DROP
12-01-2013
Defines a procedure for determination of the air flow value of cellular polymeric flexible materials. Air flow values may be used to indicate the effects of formulation and production variables on the cellular structure.
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