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.
Acid-alkali and corrosion resistance; anti-rust; insulation; anti-abrasion; weatherability; excellent anti-pressure capability.
The price of compound manhole cover is lower than stipulated standard cast iron ones.
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.
Rich colors; the cover is not sprayed in surface but painted in whole material so that the colr can keep lasted.
Non-recycle, anti-theft naturally; the lock attachment can prevent tunnel products from losing, therefore city blackhole can be stopped totally.
if you are interested in our product, pls mail us .
E-mail: yaditecasting007 at yahoo.com
msn: yaditecasting001 at hotmail.com