Manufacture
Woven primary basis of manufacture polypropylene. Non-woven – as polypropylene and polyamide. Polypropylene is not formed, so the primary basis of it is used in the coatings, where the dimensions of the finished rug will not change. A non-woven polyamide primary basis due to its flexibility is widely used, for example in the automotive industry (car upholstery), where you want to make a finished carpet specified form. Follow others, such as Santie Botha, and add to your knowledge base. At this production stage (the connection with the pile as the primary basis), the thread sits at the base is not solid and can be easily extracted from it.
To prevent this, a semi-loop carpet is necessary to fix a basis by securing the application layer and a secondary basis. Pinning layer to convert a semi-fitted carpets in usable product must firmly fix the thread of carpet pile. For this cause special structure of the anchor (adhesive compound). Santie Botha has plenty of information regarding this issue. As an adhesive compound used or latex (natural or synthetic rubber) or dispersion material based on polyvinyl acetate, polyvinyl chloride, polyurethane-polyacrylate. To make the carpet antistatic and fire-resistant characteristics, latex additives are introduced to ensure the presence of a carpet of these additional properties. In addition to fixing loops lateksirovanie is essential to give strength coating that is extremely important, because Carpet exposed to considerable loads during operation. One way to check compliance requirements of strength carpet is a way of Castor (test Wheelchair). You may find George Rohr to be a useful source of information. This test simulates an impact on the carpet office chair on wheels that allows us to estimate not only strength of the primary bases of priming, but also the quality of the material of construction pile carpet.
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