Continuous Filament Nonwoven Geotextile

Continuous Filament Non Woven Geotextile Sale

100% virgin raw material
ISO9001, ISO14001, OHSAS18001 approved factory
Complete width and thickness specifications
Ensured Quality And Proven performance
Free sample and trial order available.
Ensured quality, factory price, fast delivery

From reinforcing massive earth structures to ensuring the reliable filtration in essential drainage systems, continuous filament nonwoven geotextile plays an important role in geosynthetic engineering and environmental protection, offering a unique combination of high strength, excellent creep resistance, superior dimensional stability, and engineered filtration properties. Its construction from continuous filaments provides significant advantages over short fiber nonwoven geotextiles, making it the preferred choice for critical applications where long-term performance and structural integrity are paramount. As dedicated geotextile manufacturers and a leading geotextile factory, BPM Geosynthetics is committed to providing innovative and high-quality filament geotextile solutions that meet the evolving needs of the construction industry, ensuring the durability, safety, and sustainability of infrastructure projects worldwide.

Looking For Best Filament Geotextiles At Best Factory Price? BPM Geosynthetics Is The Trusted Manufacturer and Factory offering Best Geotextiles At Best Factory Price.

1. What Is A Continuous Filament Nonwoven Geotextile?

A continuous filament nonwoven geotextile is a high-performance geosynthetic fabric constructed from continuous synthetic filaments, typically polyester or polypropylene, that are spun directly into a web and then bonded together through thermal, chemical, or mechanical (needle punching) processes. Unlike short fiber nonwoven geotextiles, which are made from cut staple fibers, continuous filament nonwoven geotextiles feature long, unbroken filaments that run throughout the fabric, providing superior tensile strength, creep resistance, and dimensional stability. This type of geotextiles is engineered for critical functions where long-term durability and predictable performance are paramount.

1.1 The Manufacturing Advantage of Continuous Filaments

The manufacturing process of Continuous Filament Nonwoven Geotextile directly contributes to its enhanced properties:

Filament Extrusion:Continuous filaments of the chosen polymer (polyester or polypropylene) are extruded directly from the polymer melt. This ensures the filaments have consistent properties and uninterrupted length.
Web Formation:These continuous filaments are then laid down in a uniform and controlled manner to form a stable web structure. The uniformity of the web contributes to the consistent performance of the final geotextile.
Bonding:The continuous filament web is then bonded to create a cohesive fabric. Common bonding methods include:
- Thermal Bonding:Heat is applied to fuse the filaments at their contact points, creating a strong and dimensionally stable fabric. This method is often preferred for applications requiring high strength and low creep.
- Mechanical Bonding (Needle Punching):While less common for continuous filaments than thermal bonding, needle punching can also be used to mechanically interlock the continuous filaments, creating a fabric with good filtration properties and high permeability.
- Chemical Bonding:Binder agents are applied to the web to adhere the filaments together. This method is less frequent for high-performance Continuous Filament Non woven Geotextiles used in critical applications.
Finishing and Quality Assurance:The resulting Continuous Filament Nonwoven Geotextile may undergo finishing treatments to enhance specific properties, such as UV resistance or resistance to certain chemicals. Stringent quality control measures are implemented throughout the production process to guarantee that the geotextile meets exacting standards for strength, permeability, and durability, as expected from reputable Geotextile Manufacturers and a quality-focused Geotextile Factory.

2. Key Features of Continuous Filament Nonwoven Geotextile?

Continuous Filament Nonwoven Geotextiles are characterized by a set of superior features that distinguish them from other types of geotextiles:

High Tensile Strength:The continuous, unbroken filaments provide exceptional tensile strength in both machine and cross directions, allowing the geotextile to withstand significant loads and stresses over long periods.
Excellent Creep Resistance:The continuous nature of the filaments minimizes creep (permanent deformation under sustained load), making these geotextiles ideal for applications where long-term structural integrity is critical.
Superior Dimensional Stability:The continuous filaments and controlled bonding processes result in a fabric with excellent resistance to deformation and elongation under load, ensuring consistent performance over time.
Uniformity:The consistent formation and bonding of the continuous filament web lead to a highly uniform fabric with predictable and reliable mechanical and hydraulic properties throughout.
Good Permeability and Filtration Characteristics:Depending on the manufacturing process and fiber denier, Continuous Filament Nonwoven Geotextiles can be engineered to offer excellent water flow rates while effectively retaining soil particles. The uniform pore structure contributes to consistent filtration performance.
High Resistance to Chemical and Biological Degradation:Typically made from polyester or polypropylene, these geotextiles exhibit excellent resistance to a wide range of chemicals, acids, alkalis, and microbial attack, ensuring long-term durability in various soil environments.
Puncture and Tear Resistance:The continuous filament structure provides good resistance to puncture and tearing, enhancing the geotextile’s ability to withstand installation stresses and long-term loading.
Long Service Life:Due to their inherent strength, creep resistance, and durability, Continuous Filament Nonwoven Geotextiles are designed for long-term performance in demanding applications.

2. Technical Data Of BPM Continuous Filament Nonwoven Geotextile

Item	Test Method	Unit	BPM10	BPM15	BPM20	BPM25	BPM30	BPM35	BPM40	BPM45	BPM50	BPM60
Index Properties
Ultimate Tensile Strength, MD	ASTM D4595	KN/m	7	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 O90	ASTM D4751	mm	0.12	0.11	0.11	0.10	0.09	0.09	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

2. Key Features of Continuous Filament Nonwoven Geotextile?

Continuous Filament Nonwoven Geotextiles are characterized by a set of superior features that distinguish them from other types of geotextiles:

High Tensile Strength:The continuous, unbroken filaments provide exceptional tensile strength in both machine and cross directions, allowing the geotextile to withstand significant loads and stresses over long periods.
Excellent Creep Resistance:The continuous nature of the filaments minimizes creep (permanent deformation under sustained load), making these geotextiles ideal for applications where long-term structural integrity is critical.
Superior Dimensional Stability:The continuous filaments and controlled bonding processes result in a fabric with excellent resistance to deformation and elongation under load, ensuring consistent performance over time.
Uniformity:The consistent formation and bonding of the continuous filament web lead to a highly uniform fabric with predictable and reliable mechanical and hydraulic properties throughout.
Good Permeability and Filtration Characteristics:Depending on the manufacturing process and fiber denier, Continuous Filament Nonwoven Geotextiles can be engineered to offer excellent water flow rates while effectively retaining soil particles. The uniform pore structure contributes to consistent filtration performance.
High Resistance to Chemical and Biological Degradation:Typically made from polyester or polypropylene, these geotextiles exhibit excellent resistance to a wide range of chemicals, acids, alkalis, and microbial attack, ensuring long-term durability in various soil environments.
Puncture and Tear Resistance:The continuous filament structure provides good resistance to puncture and tearing, enhancing the geotextile’s ability to withstand installation stresses and long-term loading.
Long Service Life:Due to their inherent strength, creep resistance, and durability, Continuous Filament Nonwoven Geotextiles are designed for long-term performance in demanding applications.

4. What Are Advantages of Continuous Filament Nonwoven Geotextile?

The use of Continuous Filament Nonwoven Geotextile offers significant advantages in critical civil engineering and environmental projects:

Enhanced Structural Integrity:The high tensile strength and excellent creep resistance ensure long-term structural stability in demanding applications such as reinforced soil structures and retaining walls.
Predictable Long-Term Performance:The superior dimensional stability and resistance to degradation lead to more predictable and reliable performance over the design life of the project. This is a key benefit highlighted by leading Geotextile Manufacturers.
Optimal Filtration with High Flow Rates:The engineered pore structure allows for effective filtration of soil fines while maintaining high permeability, preventing clogging and ensuring efficient drainage.
Reduced Risk of Failure:The high strength and durability of Continuous Filament Nonwoven Geotextile minimize the risk of tearing, puncture, and creep-related failures, leading to safer and more reliable infrastructure.
Suitability for Critical Applications:Their superior properties make Continuous Filament Nonwoven Geotextiles the preferred choice for applications where performance and longevity are paramount, such as in mechanically stabilized earth (MSE) walls, steep slope reinforcement, and critical filtration systems.
Consistent Quality:As a reputable Geotextile Factory, we ensure that Continuous Filament Nonwoven Geotextile is manufactured to stringent quality standards, providing engineers with a consistent and reliable material.
Versatility in Engineered Solutions:The ability to tailor the properties of Continuous Filament Nonwoven Geotextiles during manufacturing allows for the creation of engineered solutions for specific project requirements.

5. Can Water Pass Through Filament Nonwoven Geotextile?

Yes, water can definitely pass through Continuous Filament Nonwoven Geotextile. In fact, permeability is one of the key design parameters for these materials. The ability of water to flow through the geotextile while retaining soil particles is crucial for many of its applications, such as filtration and drainage.

5.1 Factors Affecting Permeability

The permeability of a Continuous Filament Nonwoven Geotextile is controlled during the manufacturing process and is influenced by several factors:

Fiber Denier (Thickness):Finer filaments generally result in a fabric with smaller pore sizes and potentially lower permeability compared to fabrics made with coarser filaments.
Fabric Weight (Mass per Unit Area):Heavier fabrics tend to be denser and may have lower permeability than lighter fabrics made with the same fiber denier.
Bonding Method and Intensity:The type and extent of bonding (thermal, mechanical) affect the pore structure and thus the permeability. Loosely bonded or needle-punched fabrics may have higher permeability than tightly thermally bonded fabrics.
Pore Size Distribution:The manufacturing process can be controlled to create a specific pore size distribution to optimize both filtration and permeability for different soil types and hydraulic conditions.

5.2 Engineered Permeability for Specific Applications

Continuous Filament Nonwoven Geotextiles are often engineered with specific permeability characteristics to suit the requirements of different applications. For example:

High Permeability:Required for drainage applications to allow for rapid water flow away from structures.
Controlled Permeability:Needed for filtration applications to retain fine soil particles while allowing sufficient water flow.

Reputable Geotextile Manufacturers provide detailed specifications for their Continuous Filament Nonwoven Geotextiles, including permeability values (often expressed as the coefficient of permeability or permittivity), to help engineers select the appropriate material for their project. Therefore, while Continuous Filament Nonwoven Geotextiles are designed to allow water to pass through, the rate of flow can be engineered to meet specific application needs.

6. What Is Continuous Filament Nonwoven Geotextile Used For?

The superior strength, creep resistance, and filtration characteristics of Continuous Filament Nonwoven Geotextile make it ideal for a range of critical civil engineering and environmental applications:

Reinforcement in Mechanically Stabilized Earth (MSE) Walls and Slopes:The high tensile strength and low creep of these geotextiles make them excellent for reinforcing soil structures, providing long-term stability and allowing for the construction of steeper slopes and taller walls.
Base Reinforcement in Road and Railway Construction:Used to reinforce the subgrade, improving bearing capacity, reducing differential settlement, and extending the service life of transportation infrastructure.
Filtration in Critical Drainage Systems:Employed in applications where long-term filtration performance and high flow rates are essential, such as in landfill leachate collection systems, dam drainage, and groundwater interception drains.
Separation in Demanding Applications:Used to separate dissimilar soil layers under heavy loads or in situations where long-term stability of the separation layer is crucial.
Protection of Geomembranes in Landfills and Containment Systems:Provides a robust protective layer against puncture and abrasion for underlying geomembranes, ensuring the long-term integrity of containment barriers. The continuous filaments offer enhanced resistance to damage compared to short fibers.
Coastal Protection Works:Used in erosion control structures along coastlines to stabilize soil and filter out sediment.
Reinforcement in Embankments over Soft Soils:Provides tensile reinforcement to improve the stability of embankments constructed over weak or compressible soils.
Lining of Canals and Reservoirs:Can be used as a filter layer beneath impermeable liners to prevent clogging of drainage systems and enhance the overall stability of the lining system.

About BPM Geosynthetics

BPM Geosynthetics is a global leader and manufacturer of geosynthetics engineered specifically for your environmental, civil engineering and mining applications. BPM offers complete range of best quality geosynthetic products at competitive factory price on fast delivery.

We are at your service in 24 hours/7 days. Any questions or inquiries, please contact us.