High Polymer molded anti-theft cover;
Made of BMC, SMC Resin, High Calcium, one time shaped through High temperature and high pressure.
Advantage Features: High Density,High Hardness, High Temperature using Environment,High Loading Capacity, Anti-corossion,anti-Aging,Light Weight,Beautiful Appearance,etc... Which have become the
best alternative of Old Ductil Iron Manhole Covers.