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| Model NO.:Duct Covers, Gully Covers | Type:Manhole Cover |
| Material:Polycarbonate | Application:Road |
| Metal Type:Fiberglass | Light Color:Gray |
| Frame Finishing:PVC Coated | Feature:Anti UV, Eco Friendly, Anti-Corrosive, Easily Assembled, Rot Proof, Tempered Glass |
| Shape:Circle | Sign Type:Operation Area Sign |
| Package:Steel Pallet | Specification:ISO standard |
| Trademark:BELL | Origin:Nantong, Jiangsu |
| Size:720mm | Color:Gray |
| Customized:Customized | Fuction:Protection |
| HS Code:39259000 | Production Capacity:100000000pieces/Year |
1) Heavy duty FRP composite manhole covers features:
1. Against theft ---Bell manhole cover is non-metallic, non-conductive and non-sparking. It has no value of recycling, thus completely solving the problems caused by theft.
2. High load capacity ---Its main components are fibreglass and unsaturated resin.
3. Free design---Sucs as Color, Logo, Panel, Load and Dimension can be desigened according to the requirements of customer.
4. Long life ---Minimum lifespan of 30 maintenance free years.
5. Well sealed ---It can be used hermetically, and effectively prevent those poisonous gases leaking out from cesspool. Well sealled, no noise pollution or rebound.
6. Good wear and corrosion resistance ---It will never rust because it has good wear and corrosion resistance.
7. High and low temperature resistance ---Excellent insulator against heat ( from-40°C~200°C)
8. Lighter weight and more competitive price--- the weight of composite manhole cover especially Bell manhole cover is lighter. The composite manhole cover is more convenient to transport, install and repair.
2) Application:
1. Electric power pipeling well; Post, telecommunication, communication pipeline well;
2. Street lamp well, fire control well, all kinds of valve well;
3.City water, drainage pipeline well; Heat supplied, gas well;
4. As cover board for anti-corrosion project, open ditch; It as well as can be made according to customers requirements.
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Application |
BELL covered grating is ideal for new constructions and replacements for duct covers but is also well suited for refurbishment applications to replace old, heavy & cumbersome traditional flooring materials and covers. |
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Advantages |
The characteristics of BELL covered gratings make it more favourable for duct covers rather than using steel, timber or concrete systems due to its lower weight, anti-slip surface, ease of installation and absence of maintenance. This product is a lightweight structural flooring system which is suitable for trench covers, gully covers and duct covers. |