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Swellable Water Stop Bar for Concrete Joint

Basic Info

Model No.:  20mm*30mmm

Product Description

Model NO.: 20mm*30mmm Ceiling Tile Shape: Rectangle Thickness: 4.0mm Certification: ISO Usage: Waterproofing Expansion Rate: More Than 350% Specification: 20mm*30mm HS Code: 4008210000 Type: Roofing and Waterproofing Material: Rubber Function: Waterproof Color: Black Size: 20mm*30mm Trademark: DACHENG Origin: China Contact Person: Grady Wang

Mobile: +86-13253291538


Water stop strip is a swelling rubber water line on the basis of the ordinary rubber water-stop and we have two types of water stop trip, they are PZ Type and BW Type.
1. How to distinguish which type it is?
Please you can distinguish it through the color, PZ type is red and BW type is black color

2. Both are they vulcanized?
PZ type is vulcanized, but BW type isn't.

Swellable Water Stop Bar for Concrete Joint
3. What difference or similarity do they have in parameter?
Item PZ Type BW Type
Tensile strength/Mpa≥ 5 3
Elongation at break/%≥ 450 350
Expansion rate in volume/% 300 200
Repeated water
immersion test
Tensile strength/Mpa≥ 5 3
Elongation at break/%≥ 450 350
Expansion rate in volume/% 300 200
Low temperature bending(-20°C*2h) No crack
4. Can it be used for swimming pool?
Yes, it is widely applied to various types of concrete structures, such as: dams, reservoirs, subway, culverts, tunnels and other underground works.

Swellable Water Stop Bar for Concrete Joint   
5. Which size can you supply and how to package it?
Our standard size is 10x20mm, 20x20mm, 20x25mm, 25x30mm and so on, it also can be customized as client's actual requirements of project. For the package, it is usually filled in carton and the logo or information on carton could be printed as client's requirements.
6. Which countries were your products exported before?
Our products are mainly exported to Asia, Africa and some countries from Europe and South America. Such as Singapore, Korea, Pakistan, Kenya, Zambia, Denmark, Mexico and so on.

Swellable Water Stop Bar for Concrete Joint

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