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600x600mm D400 Resin Manhole Cover With Corrosion Resistance

FRP Resin Composite Tench Covers Bangladesh

Cover size:600x600mm Frame size:710x710mm Clear opening:550x550mm Load grade:D400 Materials:SMC

1. High load rating and strength
Similar hard property like cast iron. Designed to meet A15/B125/C250/D400 loading rating, according to EN124 standard. Less noise and lower vibration transmissions.
2. Against theft and safety options
Comparing with cast iron manhole cover, composite cover has zero theft value and not attractive to thieves, which reduce the 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, UV resistance.
3. Lightweight
Compared with cast iron manhole covers, composite covers are 30% lighter.
Lightweight allows easy of handing more loading per vehicle, more convenient transportation and economical saving.
Allows a safer working condition, which a SINGLE worker is enough for a complete when installation without risk of injury.
Easy of moving, ease and reduce the maintenance cost.
4. Durable service life
More than 30 years’ theoretical service life at regular road condition without crack and color fading, comparing to same grade of cast iron manhole cover.
Anti-corrosion,waterproof, dust and pets tight, well sealed prevent poisonous gas leaking out.
Without displacement, freely radio signal passing.
Higher and lower temperature tolerance with the range -50℃-150℃.
5. Free design
sewer cover
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