Zibo Best Energy-Saving Materials CO., Ltd. was established in 2004, specialize in producing and exporting SMC manhole cover, BMC manhole cover, water grate, trench cover, cable cover and FRP grating. Strictly in accordance with EN124 and national standard GB/T 23858. Till now, our competitive products not only have good market in domestic, but also owned a large overseas market with a high reputation.
650x850mm SMC manhole cover details:
With shock rubber gasket.
With allen key and no vent design.
Characteristics of SMC manhole cover as below:
High load rating and strength
Similar hard property as cast iron, while have a overwhelming advantage on stretch recovery.
Against theft and safety options
Zero theft value, reducing potential accident and further maintenance cost caused by thieves.
Surface anti-slip thread guarantees safe road condition even in extreme weather.
locks are available as an option molded into the cover to improve security rate.
Non-electricity conduction and non-heat conduction.