Round composite manhole cover

1. No recovery value and corrosion resistance-It will never rusts,for they are produced by using the composite materials which are iron-free. It can solve the manhole cover stolen problem thoroughly.Whatÿ®s more,the manhole cover made from composite materials is much more cheaper than ductile iron.
2. High load capacity-We apply the fiber glass material to reinforce. Using the structure of pot bottom style(loading equally),other than the one of ribbing style(loading centrally).The load ability can be A15,B125,C250,D400 and so on.
3. Customed surface design-Company Logo or individual drawings can be added on the surface of the cover according to your own design.Colors can be various(pls kindly check the attached color list).Different shapes and specifications are formed by casting different moulds.