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Home > Chemicals > Rubber & Rubber Products > Rubber Seal > Swellable Rubber Bentonite Waterstop Strips
Swellable Rubber Bentonite Waterstop Strips

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Basic Info

Product Description


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
 
Swellable Rubber Bentonite 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)

5000

20

25

 

 

 

Standard Specifications:1.Section Size:20mmX25mm;2.lLength:5.0m/roll;3.Package:10rolls/box.
Size bias:Length is within specification value±1%,width and thickness is within specification value±1%.Other special specification and size is confirmed by two sides.

Product Performance and Standard(JG/T141-2001- The People's Republic of China Building Industry Standards)

Items

Index

Common

Slow-swelling

Anti-water pressure,Mpa≥

1.5

2.5

Water welling rate in specified time/%

4h

200-250

----

24h

----

200-250

48h

72h

96h

120h

144h

Maximum water swelling ratio/% ≥

400

300

Density,g/cm3

 

1.6±0.1

1.4±0.1

Heat resisitance

80°C,2h

----

No flow

150°C,2h

No flow

----

Low temperature flexibility

-20°C,2h circleΦ20mm Rods

----

No crack

-35°C,2h circleΦ20mm Rods

No crack

----

Water resistance

Soak 24h

No mud

----

Soak 240h

----

Overrall expansion,no fragments

 

Items

Index

Common

Slow-swelling

Anti-water pressure,Mpa≥

1.5

2.5

Water welling rate in specified time/%

4h

200-250

----

24h

----

200-250

48h

72h

96h

120h

144h

Maximum water swelling ratio/% ≥

400

300

Density,g/cm3

 

1.6±0.1

1.4±0.1

Heat resisitance

80°C,2h

----

No flow

150°C,2h

No flow

----

Low temperature flexibility

-20°C,2h circleΦ20mm Rods

----

No crack

-35°C,2h circleΦ20mm Rods

No crack

----

Water resistance

Soak 24h

No mud

----

Soak 240h

----

Overrall expansion,no fragments
Swellable Rubber Bentonite Waterstop Strips
Installation and Notes
1. To clear the debris, dross and dust, etc before installing the waterstop and keep the base dry;
2. The waterstop must be fixed with nails or adhesive on the surface of the central position, make sure not fall off;
3. The overlap joints of the waterstop must be parallel connection and form a closed, not leaving the breakpoint;
4. The storage and transport of the waterstop avoid moisture, extrusion, deformation;
5. The package box cantains detailed installation instructions, the construction must follow the instruct.
Swellable Rubber Bentonite Waterstop Strips

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