Our Products
FRP Doors & Frames
FRP Pre-Fabricated Cabins
Metal Cabins
FRP Roofing Sheets
FRP / GRP Manhole Covers
FRP Custom Mouldings
 
FRP / GRP Manhole Covers
 

STANDARD SPECIFICATIONS

FRP Manhole Covers are made using thermoset material for long term durability . The material comprises of cross-linked polyesters combined with Fibreglass reinforced materials to sustain against wear-n-tear for heavy load vehicular traffic. It is 40% lighter than traditional Precast Concrete and Cast Iron covers. Provides upto 5 times more compressive strength. This resilient material withstands constant exposure to weather or sun without sacrificing security or aesthetics.

ADVANTAGES OF FRP / GRP COVERS :

  • No Resale Value
  • Lighter in Weight and Easy to Handle
  • Corrosion Resistant
  • UV Resistant
  • Available in Custom Sizes to suit all needs
  • Available in Load Capacities ranging from 5 Tons to 40 Tons

STANDARD SIZES AVAILABLE :

SQUARE :
450mm x 450mm
600mm x 600mm
900mm x 900mm
RECTANGLE :
450mm x 600mm
450mm x 900mm
600mm x 900mm
900mm x 1200mm
GULLY GRATING:
450mm x 450mm
600mm x 600mm
ROUND :
530mm Dia Clear opening
600mm Dia Clear Opening
900mm Dia Clear Opening
Custom Sizes Available on Request
Attribute ASTM Test Method
Accelerated Service Exposure ASTM D - 756 - 56
Procedure E
Simulated Sunlight Exposure ASTM D - 1501 - 71 Procedure B
Section 6
Water Absorption ASTM D - 570 - 63
Section 5, 6.1, 6.5
Flexural Properties ASTM D - 790
Flamability Test ASTM D - 635 - 74
Attribute ASTM Test Method
Chemical Resistance Chemical ASTM D 543 - 47 Section 7, Procedure 1Concentration
Sodium Chloride 5%
Sulfuric Acid 0.1N
Sodium Sulphate 0.1N
Hydrochrolic Acid 0.2N
Sodium Hydroxide 0.1N
Kerosene Per ASTM D-543 - 67
Transformer Oil Per ASTM D-543 - 67
Online Quote
Please fill the below form to
receive an Online Quate.
Name  
Email *  
Tel *  
  Product Interested in
  FRP Doors & Frames
  FRP Pre-Fabricated Cabins
  Metal Cabins
  FRP Roofing Sheets
  FRP / GRP Manhole Covers
  FRP Custom Mouldings
Message  
   
Copyright 2011 © Rawji Industrial Corporation. All Rights Reserved.