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sps防水卷材质量如何鉴定
更新时间: 2020-07-10 00:00:00  

1、首先看卷材厚度是否达到国标要求,例如3毫米厚卷材其测量时,国标要求在宽度方向平均测量10点,其平均值要大于或等于3毫米;

2、卷材外观不应该有孔洞、破损,成卷卷材应该卷紧卷齐,端面里进外出值不超过10毫米,矿物粒料应该均匀一致并紧密的粘附于卷材表面;

3、胎基不应该有未被浸渍处;

4、卷材低温柔性必须达到Ⅰ型零下20摄氏度合格,Ⅱ型零下25摄氏度合格。

关键词: sps 防水 材质 如何 鉴定

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