Test method of ceramic tiles—Part 3:Determination of water absorption, apparent porosity,apparent relative density and bulk density
IDT ISO 10545-3:1995
全国建筑卫生陶瓷标准化技术委员会(SAC/TC 249)
GB/T 3810的本部分规定了陶瓷砖吸水率、显气孔率、表观相对密度和容重的测定方法。样品的开口气孔吸入饱和的水分有两种方法：在煮沸和真空条件下浸泡。煮沸法水分进入容易浸入的开口气孔；真空法水分注满开口气孔。
煮沸法适用于陶瓷砖分类和产品说明，真空法适用于显气孔率、表观相对密度和除分类以外吸水率的测定。
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