EN 60695-11-20：防火测试－第11-20部分：500W火焰测试方法
日期:2010-05-16 00:00
erials having an apparent density of 250 kg/m3 or greater when determined in accordance with ISO 845. It does not apply to thin materials that shrink away from the applied flame without igniting, for which ISO 9773 should be used. The test method described is intended to characterize material performance, for example for quality-control purposes, and is not intended to assess the behaviour to fire of building materials or furnishings. It may be used for the pre-selection of a material, provided
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