FRP trench cover products from a number of symmetrical grid composed of vertical and horizontal direction with a bi-directional characteristics of the same sex. It is a glass fiber reinforced materials, unsaturated polyester resin as matrix, staggered through the glass fiber woven resin casting overall molded. FRP trench cover is light weight, high strength, corrosion retardant, solid non-slip, insulated, impact resistance, aging resistance, weather resistance and easy cutting, installation and use of a long, free from maintenance and so on, and car wash The grille, like these glass fiber reinforced plastic cover can be designed, flexible size, dimensionally stable, with good economic benefits. 
 Characteristics of the trench cover 
 Appearance: simple lines, silver exterior, modern trends. 
 The best drainage: the leakage area of ??83.3% is more than twice that of cast iron. 
 Hot-dip galvanized steel: rust and strong, maintenance-free, and replacement. 
 Anti-theft design: cover and the box with hinge connection, security, safety, easy to open. 
 Save investment: a large cross. Than cast iron overload, the lowest and save the cost of stolen or crushed replacement. 
 High-strength: the strength and toughness is much higher than cast iron, can be used for docks, airports and other large span and heavy load environment. 
 FRP gratings can be applied in the following places: the chemical industry, paper industry, power plants, sewage treatment plants, food processing plants, smelters, mines, saltworks, battery factory, etc.. Available as: people walking road, bridge decks, industrial flooring, operating platforms. FRP trench cover my company's production to a factory, every process in line with national standards in quality, we ask the customer to rest assured, sincerely look forward to cooperating with you! 
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