Geotextile Separation Underlayment Permeable Filter Fabric

The primary function of geotextile separation underlayment is to create a barrier between different layers of soil or aggregate materials, preventing them from mixing or intermixing. By providing separation, it helps to maintain the integrity and stability of the constructed layers. For example, it can be used to separate the subsoil from the aggregate base in road construction or to separate different layers of soil in a retaining wall.

Permeable filter fabric also acts as a filtration medium by allowing water to pass through while preventing the migration of fine particles or soil fines. This property is beneficial in applications where drainage is required while preventing the clogging of underlying drainage systems or structures. The geotextile's permeability allows water to flow through, reducing the buildup of hydrostatic pressure and preventing the loss of soil fines.


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Product Details

Geotextile separation underlayment, also referred to as permeable filter fabric or geotextile fabric, is a synthetic textile material commonly used in civil engineering and construction projects. It serves various purposes including soil separation, filtration, and drainage. 

Geotextile separation underlayment is primarily employed to establish a barrier between different layers of soil or aggregate materials, effectively preventing them from mixing or intermingling. This separation function plays a vital role in upholding the structural integrity and stability of constructed layers. For instance, it finds application in road construction where it separates the subsoil from the aggregate base, or in retaining walls to separate different soil layers.

Moreover, permeable filter fabric acts as a filtration medium by allowing the passage of water while inhibiting the migration of fine particles or soil fines. This characteristic proves advantageous in scenarios requiring drainage while ensuring that underlying drainage systems or structures do not become clogged. The geotextile's permeability permits water flow, mitigating the accumulation of hydrostatic pressure and preventing the loss of soil fines.


Geotextile Separation Underlayment Permeable Filter Fabric


Parameter


Item

Test Method

Unit

10

15

20

25

30

35

40

45

50

60

Index Properties

Ultimate Tensile

Strength. MD

ASTM D4595

KN/m

1

11

14

17

19

24

27

30

37

41

Ultimate Tensile

Strength, TD

ASTM D4595

KN/m

6

10

12

15

17

21

25

28

34

38

Tensile Elongation

ASTM D4595

%

45

45

50

50

50

60

60

60

60

60

Grab Tensile

Strength. MD

ASTM D4632

N

400

600

850

1000

1250

1450

1700

1900

2100

2500

Grab Tensile

Strength, TD

ASTM D4632

N

350

550

700

900

1100

1250

1450

1600

1800

2150

Grab Elongation

ASTM D4632

%

45

45

50

50

50

60

60

60

60

60

Trapezoid Tear

Strength. MD

ASTM D4533

N

160

300

350

430

490

540

630

710

770

920

Trapezoid Tear

Strength, TD

ASTM D4533

N

140

270

330

400

450

510

610

690

750

900

CBR Puncture

Strength

ASTM D6241

N

1000

1800

2300

2700

3200

3600

4400

4800

5800

6900

Apparent Opening

Size 090

ASTM D4751

mm

0.12

0.11

0.11

0.10

0.09

0.08

0.08

0.08

0.08

0.08

Water Flow Q100

ASTM D4491

L/m2/s

250

235

220

200

185

165

125

110

90

80

Weight

ASTM D5261

G/m2

100

150

200

250

300

350

400

450

500

600

Thickness

ASTM D5199

mm

1.2

1.8

2.3

2.9

3.2

3.6

3.9

4.2

4.4

4.8

Roll width

/

m

6

6

6

6

6

6

6

6

6

6

Roll Length

/

m

300

200

150

100

100

100

80

80

50

50


Geotextile Separation Underlayment Permeable Filter Fabric for Sale Features


Geotextile Separation Underlayment Permeable Filter Fabric


Here's a breakdown of the key characteristics and purposes of geotextile separation underlayment:


1. Separation: Geotextile separation underlayment is primarily used to separate different layers of soil or aggregate materials with varying particle sizes. It prevents the mixing and migration of fine particles into coarser layers, thereby maintaining the integrity and stability of the structure. It prevents the loss of granular materials into soft subgrades, thereby enhancing the overall performance of the construction.


2. Filtration: The permeable filter fabric allows water to pass through while retaining soil particles. It acts as a filtration layer by preventing clogging of underlying drainage systems or geotechnical features. By providing filtration, it ensures the free flow of water while preventing the migration of fine particles and potential soil erosion.


3. Reinforcement: Geotextile separation underlayment can also provide reinforcement to the soil or aggregate layers. It distributes the loads and reduces the potential for differential settlement, thereby enhancing the overall stability and strength of the construction. It can be used to reinforce embankments, retaining walls, roadways, and other geotechnical structures.


4. Permeability: The permeable nature of the geotextile allows water to pass through it, which is essential for effective drainage and groundwater management. It helps to maintain the hydraulic conductivity of the soil or aggregate layers and prevents the buildup of hydrostatic pressure.


Applications of Geotextile Separation Underlayment Permeable Filter Fabric


Geotextile Separation Underlayment Permeable Filter Fabric


Applications of geotextile separation underlayment include:


- Road and railway construction: It is used to separate and stabilize different layers of subgrade, base, and surface materials.

- Landfill and waste containment systems: It prevents the mixing of soil and waste materials while allowing water to drain freely.

- Erosion control: It is used in slope stabilization, shoreline protection, and riverbank erosion control projects.

- Drainage systems: It acts as a filter and separator in various subsurface drainage applications, such as French drains and septic fields.

- Retaining walls and embankments: It provides reinforcement and prevents the loss of backfill materials.


When selecting geotextile separation underlayment, factors such as soil conditions, project requirements, and design specifications should be considered to ensure the appropriate material is chosen for the specific application.


Product Packing


Selling Packing:Customer's company Logo mark can be designed and added.

Outer Packing:Packed in Double-layer woven bags to ensure smooth arrival and avoid rough handling.

Transport Packing: Put in the container.


Geotextile Separation Underlayment Permeable Filter Fabric


Company Profile


Geotextile Separation Underlayment Permeable Filter Fabric


Shandong GEOSINO New Material Co.,Ltd (Brand:Geosincere) is the professional geomembrane and geosynthetics manufacturer and wholesaler located in Taian City, Shandong Province, PRChina. We are not a local overseas distributer, we are an professional manufacturer, exporter and wholesaler for such geosynthetic products as geomembanes, geotextiles, geogrids, geocells, geosynthetic clay liners (GCLs), drainage boards, etc. GEOSINCERE is always committed to geomembrane research and development, manufacturing and installation services. We can provide our customers with most extensive lines of geomembranes and geotextiles for civil, mining, environmental and aquaculture engineering applications. 


Geotextile Separation Underlayment Permeable Filter Fabric


GEOSINCERE has been keeping on investing in technological innovation, manufacturing facilities improvement and turnkey engineering abilities. We have invested 10 million dollars into our manufacturing factory which is equipped with state-of-the-art automatic production lines to manufacture high quality geomembranes and other geosynthetics with optimized processes. GEOSINCERE has over 160 employees and its own 24,000 square meters state-of-art manufacturing factory with many automatic geosynthetic production lines, professional machines and testing equipment.Our extensive lines of geosynthetics products are well known for their ensured quality, high performance, excellent durability and best cost effectiveness. GEOSINCERE brand geomembranes and other geosynthetics products and solutions can meet your requirements by our solid technologies, innovative engineering solutions and excellent customer services. GEOSINCERE always tries our best to solve the most complex civil, mining and environmental challenges with our innovative and high performance geosynthetic products. Quality assurance, factory price and fast delivery time are our competitive advantages.


Geotextile Separation Underlayment Permeable Filter Fabric

Geotextile Separation Underlayment Permeable Filter Fabric

Geotextile Separation Underlayment Permeable Filter Fabric

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