We can supply various kinds of covers and frames with composite material of regenerated resin instead of ductile iron and grey iron castings, such as: Manhole cover, water meter tank cover, tree frame, grating, etc. Colorful street with these colorful products.
Product Introduction:
The main material is one kind of Fiberglass / Glass-firber Reinforced Polyester (FRP / GRP), with supplementary materials, such as: calcium power, poly-styrene, reinforcing steel bar,etc., the process is[...]