Product Description
Product Description
Lockable D400 SMC GRP FRP Composite Material Square Round Manhole CoverFRP (Fiber reinforced plastic) is a newly developed material of manhole covers. Before FRP came into existance, manhole cover were traditionally manufactured from concrete, steel fibre concrete,cast iron, ductile iron or PVC material, but these materials had their own shortcomings like low load carrying effciency. FRP is considered to be the best alternate material for manhole covers as it has longger lifespan and has the capacity to withstand heavy loads. Increase in heavy traffic and expensive metals completely replaced traditional covers with FRP manhole covers.MaterialFiberglass FRP/grpSizeD300-D1000mmTemperature-20°C-60°C (requirements under the maximum design 3.temperature 120 °C flap valve)Working pressure1-1.6MPaOpening angle of the cover>75°Closed time<2sProduct FeatureProduct ApplicationFiberglass SMC manhole covers are mainly used for municipal roads, water supply, power supply, telecommunications, street, residential area, landscape planning, oil and gas production, chemical production, drain cover, sanitation and other projects. Fiberglass SMC manhole covers can be divided to different types:1. Heavy: suitable for motor vehicle road or parking space.2. Light: no motor vehicles to enter the green, passage, bike lanes or sidewalks.3. General type: vehicles road or parking space.Package and shippingWhy Choose Us?1. Highest qualityWe are the manufacturer who adopts imported raw materials to guarantee the high quality.2. Most competitive priceWe can adjust the price according to your market demand changes, and also can launch a series of promotional activities in a bad economic environment.3. ProfessionalWe have a complete team, including development, procurement, production, inspection, sales and after-sale service.4. Best serviceWe would give feedback within 24 hours. For any question or problem, we would try our best to help. Trust, High quality and Best service build long term win-win business.
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