1.1. Against theft — The material of SMC manhole cover is composite,Non-metallic,it has no value of recycling, thus completely solving the problems caused by theft.
1.2. High load capacity — Its main components are fibreglass and unsaturated resin. Hongyuan’s existing moulds load capacity are EN124-B125, C250, D400.
1.3. Free design — Sucs as Color, Logo, Panel, Load and Dimension can be desigened according to the requirements of customer.
1.4. Long life — Minimum lifespan of 30 maintenance free years.
1.5. Well sealed — It can be used hermetically, and prevent those poisonous gases leaking out from cesspool effectively. Well sealled, no noise pollution or rebound.
1.6. Good wear and corrosion resistance — It will never rust because it has good wear and corrosion resistance.
1.7. High and low temperature resistance — Excellent insulator against heat ( from-40°C~200°C)
1.8. Lighter weight and more competitive price — the weight of composite manhole cover especially SMC manhole cover is lighter. The composite manhole cover is more convenient to transport, install and repair.