It is an absorbent strip used to seal and waterproof concrete joints.
1. Vertical and horizontal concrete construction joints.
2. Junction of old and new buildings.
3. Around wall pipe (including pipe and cable ducts).
4. Can be constructed in irregular surface.
5. Sealing the gap of all kinds of buildings, tunnels, underground projects and water engineering.












Size | 10*20mm 15*20mm 20*25mm etc |
Roll/Meters | 5m 7m etc |
Roll/Carton | 7 |
Expansion Rate | Expansion Rate |
Color | black, red, etc |




Shenzhou Sanshi Rubber Co., Ltd.(previously known as Shenzhou General Machine Tool Accessories Factory), as one of the first private enterprise getting the state manufacturing permit, was founded in 1981.Under the guide of unceasing innovating, our factory has put out many products up to high world lever .Our seal parts and machine operating pieces with "Sanshi" brand have enjoyed great reputation at home and abroad.
Main products.
we produce waterstop rubber strip, water swelling strip, customized pu seal, pu blcok, rubber parts, rubber damper, rubber feet, rubber pad, oil seal, o-seal ring, PU parts, customized plastic and nylon parts.
1. Various material.
2. We are direct factory, so small order quantity is acceptable and lots of samples are free.
3. There are about 8000 sets of moulds are free.
4. Our factory locates in the north of China, the cheaper labor cost brings us lower production cost.
5. With more than 30-year experience, we could supply you suitable solutions.


Welcome to visit our factory.
We will do our best and produce the super quality products always.