ISO 4638:1984 泡沫柔性聚合材料.气流透过率的测定

标准编号：ISO 4638:1984

中文名称：泡沫柔性聚合材料.气流透过率的测定

英文名称：Polymeric materials, cellular flexible — Determination of air flow permeability

发布日期：1984-05

标准范围

适用于从多孔材料产品上切下的试样。用于两个目的:a）研究蜂窝产品的结构及其物理特性和制造方法；b）确保产品质量（质量保证）。描述了原理、仪器、试件和条件、程序、计算和结果表达。三位数字提供了测试的细节。

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.

标准预览图