BW type of expansive water features water
1, BW type expansive water swelling water, "water seal";
2, BW type expansion of water water expansion speed is slow, the expansion rate is less than or equal to the maximum flooding 186h expansion rate of 50%;
3, BW type of expansive water in water and convenient construction, low price
4, non-toxic non polluting
5, BW type expansion of water water immersion in long time under the action of non dissolved precipitation;
6, BW type grouting and other hydrophilic waterstop compared to the largest are its hydrophilic swelling after long-term repeated expansion without losing.