Supplying heavy duty frp square and circle manhole cover manhole covers Product Description Glass fiber reinforced plastic covers adopts unsaturated polyester resin as matrix of fiber reinforced thermosetting composite material, also called regiment shape mould plastic , with pressure molding technology is made, is a kind of new environment-friendly power cover plate. With high-temperature and high-pressure once moulding technology, the degree of polymerization, high density, good resistance to impact and tensile strength, have wear-resisting, corrosion resistant, rusty, non-pollution, free maintenance etc. Specification Product name Fiberglass manhole cover / FRP manhole cover Material composition FRP/GRP Weight 30kg Resistance to dismantle strength 25.8Mpa Appearance Color, level off, smooth Life 50 years Internal strengthen material Rebar Usage Security, environmental protection, beautify the environment, the cost is low Trade terms EXW, FOB, CNF, CIF Eco-friendly Yes Sample provide Yes OEM Yes Shipping way By sea/land Product show Round manhole cover Square & rectangular manhole cover Drain manhole cover cable manhole cover Characteristics 1. High strength: maximum bearing weight can reach 600 kg. 2. Long service life: backlighting place for 50 years, see the light in 20 years. 3. Corrosion resistance, especially suitable for in damp, salt fog, acid and alkali environment use. 4. Electrical insulation good: insulation resistance than 1000G . The surface resistance, no less than 10G. 5. Convenient use: can correct installation or play anchors installation. 6. Fire prevention: oxidation several tiptop was 60. In addition to these, FRP manhole covers also have the following properties:Slip resistance,Impact resistance,Light weight,UV protected,Easy maintenance,Easy fabrication,Cost effective,Aesthetically appealing,Large range mesh sizes and thickness. Specifications Application Application: FRP manhole cover is widely used in water and allow water collecting pavement after its remit urban drainage system, applicable to all kinds of pavement installed use, including road both sides of highways, the park, the square of rainwater drainage system. Can be designed according to user requirement artesian level and surface scheme. Related Products