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Standard Round Type Composite Sewer Cover 700mm D400

high standard: strict in accordiance with standard EN124 and ISO 9001
Lightweight: easy to transport and install, greatly reducing labor intensity.
High strength: The BMC composite manhole cover produced by BMC group molding compound with reinforced skeleton is produced at high temperature and pressure. The maximum test load reaches F400KN; the high-strength SMC composite manhole cover produced by HZ-SMC sheet molding compound has a maximum test load F900KN
Appearance: The pattern design on the surface of the inspection well cover is exquisite. It can be customized according to user requirements and made into various colors to beautify the urban environment.
Anti-theft property: This synthetic material has no recycling value and is naturally anti-theft; it also has a locking structure to prevent theft of property in the well.
Weather resistance: The product uses high molecular weight, high chemical stability polymer materials as raw materials. Through scientific formula, advanced technology and perfect technical equipment, the product can be used normally at -50 ° C --- + 150 ° C. .
High precision: Because the product is molded by high temperature molding, the gap between the cover and seat is small, which overcomes the disadvantages of "running, jumping, ringing" of cast iron and cement manhole covers, and improves road traffic capacity and driving comfort.
Corrosion resistance: The product has been tested by the National Chemical Building Materials Testing Center. It has corrosion resistance, acid and alkali resistance, anti-aging index of three or more, and long service life.
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