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What is PU Resin Injection for Waterproofing?

Posted: Oct 27, 2015
With a range of climatic condition and natural terrains adorning the lands of our country, we find that the wall surfaces of buildings get most adversely affected by the way in which moisture hits them. Whether buildings are made in moist climates or coastal areas, the action of moisture plays a role in making the structure weak and this gives birth to cracks and fissures in the walls. The cracks in turn make way for the moisture to enter the internal regions of rooms and enclosed spaces and this is what gives rise to the need of waterproofing in walls. While a lot of people opt for major changes such as tiling of walls or using of waterproofing agents that need to be painted or applied on the wall surfaces, there is a simpler and cost effective method to arrest the problem of crack and help in water proofing. This is done with the help of PU resin injection for waterproofing. The PU resin, when it is applied with the help of injection technology and filled directly in the cracks of walls, it is known as the PU resin injection.
The injection technology works in a semi-liquid or paste like state. The paste is then filled into cracks that appear on walls due to the expansion and contraction effect of concrete in walls. The semi-liquid has the quality of instantly hardening and it hardens as soon as it is applied in the cracks, this is one quality which aides greatly in the waterproofing function because if the hardening process takes time, the chances are higher that the crack may not get filled efficiently. Thus the PU resin injection for waterproofing helps fill out the crack in a matter of minutes. After drying, the material becomes a part of the wall and the cracks seem like they have vanished. The amount of material required in the waterproofing method is minimal and this is what makes the material an extremely affordable and ideal mechanism for working on the waterproofing of walls. The technology that the material uses is simple, where polyurethane works by cross linking and harden to join with the surface of the concrete wall.
In the course of working on waterproofing, it must be ensured that not only is the most effective and economic system used, but it should also be made sure that the most innovative technology is used so that the new age system can last longer and give more value for money to the users. With the PU resin injection, the waterproofing job becomes a simple technique and does not take the time and effort that other conventional methods take.
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