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铝塑管和ppr管哪个好
更新时间: 2020-11-10 00:00:00  

1、铝塑管采用的是物理连接,简单、方便,除非操作不当,其安全性和可靠程度非常之高;

2、PP-R则采用热熔或电熔连接,工艺复杂,易产生堆料缺陷区,导致应力集中,影响管道的长期性能;此外,电熔丝的局部高温容易促进管道材料降解,加速管道老化。

3、铝塑管中间铝层隔绝氧气,不易导致微生物和藻类植物滋生,外层PE允许加抗氧剂,不会造成内层水质污染;

4、PP-R管不能阻隔氧气,易导致微生物和藻类繁殖,影响饮用水的卫生;且含有大量抗氧剂,易造成水质污染。

5、综上所述是铝塑管首选。

关键词: 塑管 ppr 哪个

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