Product Details

Product Description

Product overview:

Glass fiber reinforced plastic moulded manhole cover is a new kind of color, high strength, cover the use of advanced technology and equipment mould pressing forming, by the ministry of construction national construction engineering quality supervision and inspection center testing, the carrying capacity of heavy manhole cover up to more than 400 kn, far more than 240 kn of international standards, at the same time, through the national glass quality supervision and inspection center testing, the anti-aging index is far more than the international standard. This product is the use of normal to 40 degrees Celsius to 90 degrees Celsius, service life is longer than cast iron manhole covers 5 to 10 years, its performance indicators to achieve and exceed the international similar product requirements, is to replace other kinds of updated products of the cover.

more features:

New color,high strength covers key features:

1)patent product,

2)the color green and beautify the environment;

3)Won't be broken,

4)no impact noise,

5)not a nuisance,

6)not rusting,

7)long service life.

8)At the same time, because of its no recycle value, thoroughly solved because of the manhole covers stolen caused by traffic injury accidents.

Molded cap size ( unit:mm)

type		Manhole cover		Manhole cover
type		A	B	D	C	F	E
600type	light	600	35	760	660	20	100
	ordinary	600	35	760	660	20	100
	heavy	600	35	810	660	20	110
	Track	600	35	810	660	20	100
700type	light	700	38	810	750	20	100
	ordinary	700	38	810	750	20	100
	heavy	700	38	920	750	20	120
	Track	700	38	920	750	20	100
800type	light	800	38	860	850	20	110
	ordinary	800	38	860	850	20	110
	heavy	800	38	930	850	20	120
	Track	800	38	930	850	20	120

Moulded covers carrying capacity

LEVEL	mark	test loadKN	Allow the residual deformation mm
light	E	20	(1/500)D
ordinary	F	100	(1/500)D
heavy	G	240	(1/500)D
track	H	360	(1/500)D
double cover	B	20	(1/500)D

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