In the modern industrial and construction sectors, the innovation of materials often brings about technological leaps and efficiency improvements. FRP (Fiber Reinforced Plastics) round hole grating, as a high-performance composite product, is gradually becoming the ideal choice for numerous engineering construction projects, thanks to its unique structural design and outstanding properties.​

FRP round hole grating is manufactured using glass fiber and its products (such as glass cloth, tapes, mats, and yarns) as reinforcing materials and synthetic resin as the matrix material through specific molding processes. Its surface features regularly arranged circular holes. This structural design not only gives the grating a distinctive appearance but also optimizes its mechanical properties. The glass fibers provide high tensile strength, enhancing the load-bearing capacity of the grating. Meanwhile, the synthetic resin firmly bonds the glass fibers together, endowing the grating with excellent corrosion resistance and integrity. The design of circular holes reduces the self-weight of the grating while ensuring sufficient ventilation, light transmission, and drainage performance. Moreover, it effectively prevents objects from falling when personnel or equipment pass through, enhancing safety.​

FRP round hole grating exhibits strong resistance to chemical media such as acids, alkalis, and salts. Whether in highly corrosive environments like chemical plants and electroplating factories or in humid places with corrosive substances such as sewage treatment plants and marine engineering, it can maintain stable performance over a long period, being less prone to corrosion and damage. Its service life far exceeds that of traditional metal gratings. This characteristic significantly reduces maintenance costs and replacement frequencies, improving the long-term economic benefits of projects. Although the density of FRP round hole grating is only 1/4 to 1/5 that of steel, it has excellent strength and rigidity. Its tensile strength can be comparable to that of steel, and its bending strength and impact toughness are also remarkable. The lightweight feature makes the transportation and installation of the grating more convenient, effectively reducing construction difficulty and labor intensity. Additionally, it reduces the requirements for supporting structures, further saving costs.​

FRP is an excellent insulating material that does not conduct electricity or heat. When used around electrical equipment, in substations, and other places, it can effectively prevent electric shock accidents, ensuring the safety of personnel and equipment. Furthermore, through special formulations and process treatments, FRP round hole grating can have good flame retardant properties, meeting the fire protection requirements of different construction and industrial fields and reducing fire risks. FRP round hole grating has a smooth and flat surface with a wide range of colors, which can be customized according to different usage environments and design requirements, offering good decorative effects. At the same time, its surface is not prone to dirt adhesion, and cleaning and maintenance are very convenient. Simply rinsing with clean water or common cleaning agents can restore its brightness, saving a lot of cleaning and maintenance time and costs.​

In various industrial enterprises such as chemical, petroleum, power, and food industries, FRP round hole grating is widely used in operation platforms, equipment walkways, stair treads, and other parts. It can bear the weight of equipment and the frequent movement of personnel while resisting the erosion of various chemical substances in the industrial environment, providing a safe and stable working environment for workers. In the field of municipal engineering, FRP round hole grating can be used for sewer covers, cable trench covers, tree pool covers, etc. Its good drainage performance and load-bearing capacity can not only ensure the safe passage of pedestrians and vehicles but also effectively prevent debris blockages. In architectural decoration, it can be used as materials for balcony railings, indoor ceilings, partitions, etc. Its unique appearance and rich colors add a modern and artistic touch to buildings. Due to its excellent seawater corrosion resistance and lightweight yet high-strength characteristics, FRP round hole grating is widely used in marine engineering and shipbuilding fields, such as marine platforms, dock trestles, ship decks, etc. It can effectively reduce the structural weight, improve the navigation performance of ships and the stability of marine platforms, and at the same time, lower maintenance costs.​

The installation of FRP round hole grating is relatively simple and can be cut and spliced according to actual needs. During the installation process, special connectors and fasteners should be used to ensure a firm connection between the grating and the supporting structure. Daily maintenance mainly includes regularly cleaning surface dirt and checking for any damage or looseness of the grating. Once local damage is found, repair materials of the same material can be used for repair. The operation is simple and quick, without affecting the overall performance.​

With the continuous advancement of technology and the increasing requirements for material properties, FRP round hole grating, with its unique advantages, will demonstrate great application potential in more fields. In the future, it is expected to play an important role in emerging fields such as green buildings and new energy, contributing to the sustainable development of various industries.