Modern builders live in a fertile era - today the choice of materials is wider than ever before. There are so many types of rebar alone that it can be easy to get confused. Every time you visit a hardware store and get acquainted with the assortment, you begin to understand the expression “eyes run wide” like no one else. However, today we will talk about only one type of reinforcement and its main drawback.
Today, fiberglass reinforcement is in great demand in the market. This material has earned high popularity due to its truly outstanding qualities. The main advantage of fiberglass is that, unlike any other metal reinforcement, it never rusts. This type of reinforcement is light, has low thermal conductivity and is quite durable. However, there are several drawbacks that citizens remember only by purchasing this material.
The main disadvantage of fiberglass reinforcement is that it has a relatively low rigidity. All this means exactly that, under certain conditions, it can begin to slowly but surely stretch, de facto ceasing to perform its direct functions. What are these conditions? First of all, various defects in concrete structures, for example, cracks. There is a non-zero chance that fiberglass in such a situation will only exacerbate the consequences.
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There are other important disadvantages that many owners forget about. With any fiberglass, you can work only in protective equipment. This material is very "insidious" and can leave serious injuries. Another serious disadvantage is the sharp and rapid straightening of the bay after loosening or removing the twists. Unwinding fiberglass rebar requires extra care and skill. Reinforcement becomes completely safe only when it is stretched in a straight line on the ground.
If you want to know even more interesting things, read about "House with a terrace": a revolutionary approach to the design of modern housing.
Source: https://novate.ru/blogs/290422/62858/