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背贴式橡胶止水带施工时必须要考虑所接触的介质

作者:hengke   来源:衡水贸发工程橡胶有限公司   时间:2017-12-29 21:36:14  访问量:0
描述: 背贴式止水带主要用于混凝土现浇时设在施工缝及变形缝内与混凝土结构成为一体的基础工程,橡胶止水带断面采用非等厚结构,分强力区和防水区,使各部分受力均匀,合理。伸缩孔久壁为平面,施工时板模夹制接触面大,不易脱位。

 背贴式止水带

背贴式橡胶止水带施工时必须要考虑所接触的介质;

背贴式橡胶止水带施工要考虑到所要接触介质(如酸、碱、盐、油、溶剂及各种腐蚀气体)对止水带的腐蚀影响。 当遇有弱酸、碱类腐蚀介质时宜选用氯丁橡胶止水带。遇有油类腐蚀介质时宜选用丁腈橡胶止水带。 如果当遇有霉菌侵蚀的可能时,应考虑橡胶止水带的防霉性,其等级应达到2级及2级以上。

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