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Hot Keywords:Retractor,Expansion joint, power transmission joint, waterproof sleeve, single flange expansion joint
怎样处理穿墙管渗漏问题?
1.从正面拆除管道周边的面层及结合层直至原结构层表面(拆除宽度为300mm)。注意:原防水层应保留150mm完好无损;
2.管道与楼板的交接处剔槽,槽的宽度为20mm,深度为30mm,若管道周边松懈面积较大,则不能在管道周边剔槽,以避免管道周边后吊模的砼坠落;
3.用小型吸尘器将基面渣土及杂物整理干净,然后采用防水堵漏宝或水泥砂浆修补基层;
4.铸铁管管道根部采用钢丝刷打磨除锈或 PVC 管道打磨增糙处理;
5.在槽内嵌填密封胶并采用堵漏宝抹弧掩盖处理,在修补的基面上进行新做防水附加层施工,防水附加层需内衬网格布,网格布平面搭接宽度为 150mm,立面搭接高度应与面砖相等,然后在涂刷与原防水层相容的涂膜防水层,保证新做防水层应与原防水层搭接宽度 150mm,老防水层的搭接部位应干净,无尘埃;
6.康复垫层(水泥砂浆层),在新做涂膜防水层上抹水泥砂浆保护层;
7.防水层固化后,在修理部位进行 24 小时闭水试验;
8.康复结合层及面层至原状。
Hot Product:Retractor,Expansion joint,Transmission joint,Sleeve compensator,Spherical compensator,Waterproof casing
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