1.Environmental protection
With raw material non-toxicity, it will not influence to user.
2.Competitive price
The price of composite SMC manhole cover with hinges is lower than stipulated standard cast iron ones.
3.Light weight
The weight is 1/3 lighter than cast iron ones so that it is convenient to transport, install, rush repair; construct easily and reduce working intensity.
4.Nice appearance
Beautiful appearance and rich colors; the cover is not sprayed in surface but painted in whole material so that the color can keep lasted.
5.Anti-theft
Non-recycle material, anti-theft naturally; the lock attachment can prevent tunnel products from losing, therefore city blackhole can be stopped totally.
6.Low noise
Harsh noise and rebounding free when car roll.
If manhole cover have corrosion resistance, we can use it in many different place like: gas station, oil depot, construction project and other iron manhole cover not suitable.
Zibo Best Energy-Saving Materials Co., Ltd was established in 2004. Main product: sewer cover, trench cover, water grate, telecom inspection cover and resin manhole cover. Focus on quality and also have good after-service. We hope to establish long term business with customer.