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| QB/T 4879-2023 Extruded polypropylene foam sheet (English Version) |
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Detail of QB/T 4879-2023
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Introduction of QB/T 4879-2023
本文件规定了挤出聚丙烯发泡片材的产品分类、要求、检验规则、标志、包装、运输和贮存，描述了相应的试验方法。
本文件适用于以聚丙烯树脂为主要原料，添加一定量的发泡剂和少量添加剂，通过挤塑成型而制得具有泡孔结构的表观密度在20kg/m3～500kg/m3的单层发泡片材的生产、检验和销售。
本文件不适用于聚丙烯和其他材料构成的复合片材及交联聚丙烯发泡材料。
Contents of QB/T 4879-2023