Multi-Size Factory Price Composite Manhole Cover Resin BMC/SMC Round Manhole Cover

Composite resin manhole covers are crafted from a blend of high-strength resins and reinforcing materials such as fiberglass and carbon fibers. This innovative design makes them an excellent choice for modern infrastructure, offering superior strength while being significantly lighter than traditional metal or concrete covers. These covers are engineered to withstand harsh environmental conditions, providing exceptional resistance to impact, corrosion, and extreme weather. Their high strength-to-weight ratio makes them ideal for heavy traffic areas such as highways and industrial zones, while their lightweight nature simplifies handling, installation, and maintenance.

One of the most significant advantages of composite resin covers is their outstanding resistance to corrosion and chemicals. Unlike metal covers, which rust over time, composite resin covers maintain their integrity in coastal areas, industrial environments, and places exposed to harsh chemicals. These covers are also UV resistant and have a long lifespan, reducing the need for frequent replacements and minimizing long-term maintenance costs. Additionally, their slip-resistant surface enhances safety, and being non-metallic, they eliminate the risk of theft associated with traditional metal covers.

Composite resin manhole covers are not only functional but also environmentally friendly. The materials used in their production are often recyclable, and the manufacturing process is designed to minimize energy consumption and waste. Customizable in size, shape, and color, they can blend seamlessly into urban environments or meet specific regulatory requirements. With their durability, reduced maintenance needs, and lower operational costs, composite resin manhole covers offer excellent value for municipalities, contractors, and industrial applications, making them a sustainable and cost-effective solution for modern infrastructure needs.

Frame Dia. (mm) C	Cover Dia. (mm) B	Clear Dia. (mm) A	Load-bearing Capacity	Class
400	300	270	Customizable	Customizable
470	400	350	Customizable	Customizable
570	500	460	Customizable	Customizable
680	600	550	Customizable	Customizable
720	650	600	Customizable	Customizable
780	700	650	Customizable	Customizable
830	700	650	Customizable	Customizable

The above shows only some models, if you need more models, please contact customer service.

Multiple colors for your choice,
or customized color is also available as per pantone code.


Reinforced back steel ribs, stronger bearing capacity.