FRP mould pressing manhole covers
FRP mould pressing manhole covers is a new type chromatic colour high strength manhole covers, adopt advanced technology and equipment mould pressing take shape,by ministry of construction national construction quality supervision and inspection center detection, high type manhole cover the bearing capacity of up to 400KN above, far more than 240 KN international standards, at the same time, through the national FRP quality inspection center detection, its anti-aging index far above the international standard. this product in -40℃-90℃ use normal, use life than cast iron manhole cover long 5-10 years above, its performance index reached and more than similar products on the international requirements, is replace other kinds of manhole cover the newest period products.
New type chromatic colour high strength manhole cover main characteristics: patented product, chromatic colour enviromental protection, beautify the environmental not broken fracture , no impact noise, not disturd residents, not rust, long use life. At the same time , because of its no recovery value, thoroughly solved because of the manhole cover stolened caused traffic hurt people accidents.
Mould pressing manhole covers load bearing grade
| Grade | Mark | Use site |
Light type | E | Prohibit motor vehicles into the green corridor cycleway or sidewalks |
Coventional type | F | Steam 10 grade below roads or parking site |
Heavy type | G | Motor vehicle through drive roads or parking sites |
Heavy duty type | H | Motor vehicle main road |
Second cover | B | Second cover |
