用于隧道及桥梁工程,主要用于立交桥桥梁，水电工程闸门等场所。橡胶水封的一种，其特点为弹性好，适应变形能力强，结构简单，封水严密可靠。
其规格为：中埋式，背贴式等
1 背贴式中间半圆孔止水带
2埋入式中间有孔止水带

rubber water-stop belt
function: mainly used for the tunnel and bridge project，such as the overpass ,water and electricity projects etc.
two types:1 affixed to the back-half hole in the middle
2 embedded in the middle with hole
features: good flexibility; strong ability to adapt to the deformation ; simple structure; reliable water tight seal.
specifications:back-paste-type;buried-in-typeconcrete specifications can be re by client.