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Fiberglass Pavement geoComposites

Asphalt geocomposites is a geogrid stithced with an ultra-light (<50g/m2) or light (50-150g/m2) fabric backing. The main function of this product is reinforcement. The fabric backing which is made of temporary or permanent fibre strands partially filling the openings and is purely for better installation and bonding with the tack coat.

Fiberglass Pavement geoComposites

 

  • Fiberglass Geogrid combines With Nonwoven Geotextile Impregnated By Bitumen is an Asphalt Reinforcement geoComposite that fiberglass geogrid with light weight Polyester Spunbond Nonwoven Fabric .

 

  • They are stitcked together and coated by bitumen to strengthen the bond with the asphalt layers . The asphalt layer to increase the tensile strength to prevent road surface crack caused by foundation crack reflection.

 

  • The chemistry stability is good, the hot-stability is good, anti-weary dehiscence, anti-low temperature shrinkage crack, postponement reduction reflection crack.

Product Function

  • It can widely apply in the water conservation, the municipal administration, the building, the transportation, the subway, the tunnel, the environmental protection and so on.

Geocomposites and Asphalt Paving

While reflective cracks are observed at the road’s surface, they are generally not caused by traffic. Over time, asphalt roads can be exposed to subsidence or bending, and the cracks eventually make their way to the surface. Once the cracks are exposed they allow water into the pavement. Moisture in the subgrade weakens the pavement structure and causes spalling (separation and loss of material) at the crack, bums, and wear. Left untreated, the road will eventually deteriorate.

To avoid the formation of reflective cracks, contractors place geocomposites, such as grid-reinforced bituminous membranes, during paving in between coating layers. These products provide both reinforcement and crack prevention.

Specification

Property

Test Method50-50100-100

120-120

Unit Weight

g/m2 270±10500±20

550±20

Ultimate tensile strength (kN/m)

MD 

 

ASTM D-5261

 

 

50100120
CD50100

120

Elongation at Break (%)

MD3

CD

3

Approximate mesh size(mm)

mmMeasured

12.7×12.7      25.4×25.4       40×40

Open Area of Grid

%CWO 22125

>80

Shrinkage @375° F for 15min

%

<1

Melting Point

ASTM D-276

255

Spunbond Nonwoven Fabric

g

30/40

Roll Dimension

m2x100m,2.5x100m,3.95x100m,5x100m

 

 

Roll Demension

2x100m,2.5x100m,3.95x100m,5x100m

Weigth of Nonwoven Fabric

30g or 40g

Combined Method

Geogrid is knitting with Nonwoven fabric, and coated with Bitumen together.

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