The latest national standard for water-swellable water-stop strips/
'. Song Dynasty water-swellable water-stop strips are sold directly by the manufacturer and paid on delivery.
Song Dynasty water-swellable water-stop strips are carefully developed by our company and combined with domestic and foreign Information, new waterproof sealing materials developed and produced are new waterstop products. This product is suitable for construction joints, expansion joints, cracks, etc. in civil air defense, basements, sewage treatment projects, underground railways, tunnels, storage pools, water conservancy and concrete projects. . The volume expansion rate of the product in static distilled water (
%
宋体) can be divided into
%
宋体,
%
宋体,
%
Song of Song Dynasty and other categories. This product has been included in the third part of
'. Song Dynasty polymer waterproof materials, and will be implemented on
'. Song Dynasty
Song Dynasty month
Song Dynasty day.
'
The latest national standard for water-swellable waterstop strips GB/T18173.3-2014