Waterstop strips

Waterstop strips

2020-5-14 This article is read 4383 Times

Waterstop strips

 ■ Product description

Waterstop strips is a hydrophilic swelling bentonite waterstop. The based material is bentonite clay with polymer rubber. The product swell when contact with water create more than 300% expansion. The release benonite fill void between the two portion of concrete joint.

 ■ Area of uses

◇ Construction joints.  ◇ Water tank, waste water tank.  ◇ Tunnels.  ◇ Basements.  ◇ Elevator pits.  ◇ Retaining walls. ◇ Pipe penetration. ◇ King post. ◇ Sheet pile joint. ◇ Precast concrete structure. ◇ Block out. ◇ Pile cap.

 ■ Advantages

◇ Withstand hydrostatic pressure. ◇ Can use in portable water tanks. ◇ Fast and easy installation. ◇ Fast track project. ◇ Easy to joining. ◇ Durability. ◇ Economical. ◇ Easy to transport.

 ■ Applications

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.

 ■ Main Advantages

Waterstop strips

1. Construction simple, rapid, individual could be independent construct;

2. Easy to install and cut, no weld seams and other installation accessories;

3. Active sealing performance and permanent stability;

4. Comprehensive cost-effective;

5. Can be construct in both cold and hot weather, and can be used in the irregular surface;

6. Domestic and international practice proved to be the best construction joint waterproofing products.

 ■ Product Specifications

Length(mm)Width(mm)Thickness(mm)
50002030
50001020
Standard Specifications1.Section Size:20mmX25mm;2. Length:5.0m/roll;3.Package:10rolls/box.
Size biasLength is within specification value+1%,width and thickness is within specification value+1%.Other special specification and size is confirmed by two sides.

ItemsIndex
CommonSlow-swelling
Anti-water pressure,Mpa1.52.5
Water welling rate in specified time/%4h200-250----
24h----200-250
48h
72h
96h
120h
144h
Maximum water swelling ratio/%400300
Density,g/cm3 1.6±0.11.4±0.1
Heat resistance80°C,2h----No flow
150°C,2hNo flow----
Low temperature flexibility-20°C,2h circleΦ20mm Rods----No crack
-35°C,2h circleΦ20mm RodsNo crack----
Water resistanceSoak 24hNo mud----
Soak 240h----Overall expansion,no fragments

ItemsIndex
CommonSlow-swelling
Anti-water pressure,Mpa1.52.5
Water welling rate in specified time/%4h200-250----
24h----200-250
48h
72h
96h
120h
144h
Maximum water swelling ratio/%400300
Density,g/cm3 1.6±0.11.4±0.1
Heat resistance80°C,2h----No flow
150°C,2hNo flow----
Low temperature flexibility-20°C,2h circleΦ20mm Rods----No crack
-35°C,2h circleΦ20mm RodsNo crack----
Water resistanceSoak 24hNo mud----
Soak 240h----Overall expansion,no fragments

 ■ Installation and Notes

Waterstop strips

Waterstop strips
Previous:GCL-OFnext:Landscape project

Copyright© Taian Hongyuan Geosynthetics Co., Ltd.

Chinese