China China OEM Aluminium Gravity Die Casting - 700*50mm Composite Round Manhole Cover – Mingda factory and suppliers

China OEM Aluminium Gravity Die Casting - 700*50mm Composite Round Manhole Cover – Mingda

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We constantly believe that one's character decides products' high quality, the details decides products' high-quality ,together with the REALISTIC,EFFICIENT AND INNOVATIVE crew spirit for Gravity Die Casting Machine, aluminum cast, Seamless Galvanized Pipe, Honesty is our principle, professional operation is our work, service is our goal, and customers' satisfaction is our future!

China OEM Aluminium Gravity Die Casting - 700*50mm Composite Round Manhole Cover – Mingda Detail:

Product Description

The main material is one kind of Fiberglass / Glass-fiber Reinforced Polyester (FRP / GRP), with supplementary materials, such as: calcium power, poly-styrene, reinforcing steel bar and etc., the process is compression moulding method, using special steel mould, pressurized by hydraulic pressure machine with heat 180~220 Degree.

More excellence for composite resin material:
1. Against theft: the Regenerated Resin material is no use for 2nd time, thus no recycled if stolen it
2. With good loading capacity, it has strength as steel products, but more tenacity, it will not brake into pieces
3. Long service working life than iron products`
4. Suitable for any temperature
5. The unit weight is lighter than iron material`s at the same size & loading
6. Sealed better between the cover & frame than iron material product`s, so, no noise pollution in using
7. Various color for good decorative effect
8. Good wearable performance, good corrosion resistance, good insulation and never rust. There is more using area than iron products.

Application:
Suitable for using in footway, pavements, carriageway, parking area as same as iron products`, and more, in corroding areas such as: chemical factories, in watery area such as: park, garden, even under-water, etc.

The specification for round manhole cover

sectional view

specification	Load level	d=mm	P=mm	D=mm	h=mm	H=mm	Carrying capacity
800×θ700	P-type	700	645	800×800	50	80	20T
800×θ700	P-type	700	645	800×800	50	80	20T
900×θ750	P-type	750	700	900×900	50	80	15T

round manhole cover

composite manhole cover

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We often stay with the principle Quality Very first, Prestige Supreme. We have been fully committed to supplying our consumers with competitively priced high-quality goods, prompt delivery and skilled provider for China OEM Aluminium Gravity Die Casting - 700*50mm Composite Round Manhole Cover – Mingda , The product will supply to all over the world, such as: Kazakhstan, Anguilla, Curacao, We pay high attention to customer service, and cherish every customer. We've maintained a strong reputation in the industry for many years. We are honest and work on building a long-term relationship with our customers.

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The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.