Composite materials have become an indispensable part of the current stage, especially in the hardware industry, including good covers, trench cover, power cover, tree protection, and other products that are inseparable from composite materials. Its unique feature is that the material itself has no secondary use-value, which can greatly reduce the harm caused by theft of the product.
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 black-hole can be stopped totally.
6.Low noise
Harsh noise and rebounding free when car roll.
