Manhole Cover:
1)Load capacity:400KN
2)Top quality and low cost
3)Locking system and plastic gasket

Fearures:
1.Environmental protection
With raw material non-toxicity, it will not influence to user.
2.Saving mine resource
It is made by regenerated resin or regenerated plastic raw material, which save application of cast iron.
3.Longevity
Acid-alkali and corrosion resistance; anti-rust; insulation; anti-abrasion; weatherability; excellent anti-pressure capability.
4.Competitive price
The price of compound manhole cover is lower than stipulated standard cast iron ones.
5.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.
 6.Nice appearance
Rich colors; the cover is not sprayed in surface but painted in whole material so that the colr can keep lasted.
7.Anti-theft
Non-recycle, anti-theft naturally; the lock attachment can prevent tunnel products from losing, therefore city blackhole can be stopped totally.