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However, there are scenarios where a rougher surface may be beneficial. In construction applications, for example, a rougher galvanized surface can provide improved bonding with paints and other coatings, ensuring durability and protection against corrosion over time. Moreover, in certain industrial applications, increased roughness can enhance mechanical properties such as resistance to wear and tear.
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Moreover, the production of aluminum has become increasingly efficient. Advances in technology have resulted in lower energy consumption during the manufacturing process. Many manufacturers are now utilizing renewable energy sources, further reducing their carbon footprint and contributing to a more sustainable future.
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FRP manholes cover the European market and are growing mainly due to legal restrictions on the manual handling of heavy loads. Other lightweight options are gaining the market in the region; composite materials are most suitable for this purpose. This manhole provides electrical insulation and slips resistance.