How do I choose a waterstop?
Four Main Factors Affect Your Waterstop Selection
- Excellent resistant to corrosives and low temperatures.
- Outstanding waterproof performance.
- High tensile strength.
- Long service life.
What does a waterstop do?
As the name suggests, a waterstop acts to stop water. It is typically a centrally placed seal between joints within concrete to prevent water from passing through the joints. Depending on the type of joint, different types of waterstops may need to be used such as PVC and swellable.
Where is waterstop used?
Waterstops are mainly used for the waterproofing of below-grade concrete structures like tunnels, water treatment facilities, parking structures, water reservoirs, sewage treatment facilities, and marine structures.
Who owns Sika AG?
Kaspar Winkler
In 2019, Sika acquired PAREX Group, a global company headquartered in France with more than 4,500 employees and 1,034 million € on revenues….Sika AG.
| Type | Aktiengesellschaft |
|---|---|
| Industry | Chemical & Construction Industry |
| Founded | 1910, Switzerland |
| Founder | Kaspar Winkler |
| Headquarters | Switzerland |
How does a waterstop work in concrete?
Hydrophilic Waterstops Hydrophilic waterstops are adhered directly to the surface of the first concrete pour in preparation for the second concrete pour to form the joint area. The material in the strip reacts with water and swells to form a positive watertight seal in the concrete joint.
How does a concrete waterstop work?
How long before you have a cold joint in concrete?
The cold joint A cold concrete joint is formed when there is a sufficiently long period of time, over 30 minutes, between the first and second concrete pour.
What is Sika product?
Sika’s unique product technologies include concrete admixtures & fibers, mortars, epoxies, urethanes, structural strengthening systems, industrial flooring, PVC and liquid applied membrane roofing systems, thermal insulation, plaster, and stucco, below-grade waterproofing, and acoustical & reinforcing materials.
What is Sika used for?
Sika Corporation polyurethane sealants are easy to use, long-lasting, versatile and used worldwide more than any other construction sealant. They have wide-ranging applications in general building construction, parking garages, tunnels, pipes, and underground structures.
Why are cold joints bad?
Concrete cold joints occur due to many reasons. If the joint has compression forces there is no structural problem but aesthetically it should be avoided. Cold joints may lead to failure if the joint is in tension.