Product Overview
White Needle Punched Nonwoven Fabric is a high-performance, industrial-grade engineering material manufactured through advanced mechanical fiber-entangling technology. Utilizing premium grade polyester (PET) or polypropylene (PP) virgin fibers, the continuous web is mechanically consolidated without any chemical binders, resins, or thermal glues. The resulting matrix delivers exceptional multi-directional tensile strength, a superior 3D porous structure, and strict density uniformity. Its optical white appearance ensures a pristine visual profile and excellent compatibility for rigorous global industrial, automotive, filtration, and consumer applications.
Advanced Performance Features
High Multi-Directional Tensile Strength: Balanced MD (Machine Direction) and CD (Cross Direction) tensile ratios guarantee the fabric resists tearing and puncture under high mechanical stress.
Anti-Delamination Structure: Deep mechanical entanglement prevents fiber shedding, surface pilling, and layer separation (delamination) during high-pressure air/liquid filtration.
Excellent Weight Uniformity (Low CV%): Utilizing advanced cross-lapping and electronic leveling systems to ensure the Coefficient of Variation (CV) for weight is strictly controlled within 5% or less.
Chemical Inertness & Thermal Stability: 100% pure polymer construction offers excellent resistance to mild acids, alkalis, and exhibits minimal thermal shrinkage under high-temperature processes.
Superior 3D Porous Filtration: High dust-holding capacity and low pressure drop due to the optimized interconnected micro-pore structure.
Technical Specifications & Custom Capabilities
| Technical Parameters | Standard Range | Compliance / Testing Methods |
| Material Base | 100% Virgin Polyester (PET) / Polypropylene (PP) / Bi-component (Low-melt) | Laboratory FTIR Analysis |
| Weight Range | 80 gsm to 1500 gsm (Strict Tolerance: plus or minus 3% to 5%) | ISO 9073-1 / ASTM D3776 |
| Thickness Range | 0.5 mm to 20.0 mm (Strict Tolerance: plus or minus 0.15mm) | ISO 9073-2 / ASTM D5729 |
| Roll Width | 1.0 m to 3.2 m (Precision online slitting down to 10cm) | ISO 9073-1 |
| Color Grades | Optical White (Bleached) / Natural White (Off-white) | Delta E Colorimeter Control |
| Functional Finishes (Optional) | Singeing, Calendering (Smooth face), Hydrophilic, Hydrophobic, Anti-Static, Flame Retardant | Singeing and Calendering Available |
| FMVSS 302 / UL94 V-0 / BS 5852 |
Industrial Applications
Environmental Filtration: Air pre-filters for HVAC systems, pocket or bag filters for cement and steel factory dust collection, and liquid filter press cloths.
Automotive Engineering: NVH acoustic dampening pads, headliner substrates, trunk side-carpets, wheel arch liners, and seat backboard padding.
Civil Engineering (Geotextiles): Subgrade stabilization, railway or highway drainage filtration, geomembrane cushioning, and coastal erosion control.
Furniture & Bedding Components: Pocket spring isolation wrapping, heavy-weight mattress insulator pads, sofa frame linings, and acoustic wall panels.
Protective Packaging & Wiping: Heavy-duty anti-scratch metal or glass interleaving liners, high-end electronic packaging, and industrial absorbent rolls.
Manufacturing SOP & Quality Assurance
Our production line operates under digitalized Standard Operating Procedures (SOP) certified by ISO 9001:2015:
Automated Blending: Raw fibers are weight-batched automatically and opened uniformly via a multi-bale opener to guarantee a stable fiber ratio.
Double-Doff Carding & Cross-Lapping: Web formation utilizes advanced electronic levelling to guarantee consistent MD and CD fiber web orientation.
Computerized Needle Pitch Control: Density and mechanical properties are regulated by programmable needle loom stroke frequencies, ensuring minimum pinhole visual defects.
24/7 In-Line Quality Scanning: Automated Beta-ray scanners and vision web-inspection cameras detect and flag any weight deviations, thin spots, or contamination in real-time.
Precision Finishing: Custom thermal calendering or singeing is applied to seal surface loose fibers, creating a smooth, non-shedding face.
Lot-Traceability Retaining: Tensile testing (ASTM D5034) is executed for every single batch. A master sample and test report are archived for 3 years to ensure complete quality traceability.
Export Packaging & Container Loading Logistics
Reinforced Export Roll Packing: Wound around high-crush-resistance 3-inch (76mm) or 4-inch (102mm) industrial paper cores. Double-wrapped with heavy-gauge UV-stabilized PE waterproof film inside and a tough woven poly-bag outside to survive trans-oceanic transit.
Global Shipping Markings: Every roll is labeled with a detailed barcode specifying GSM, Width, Length, Roll Number, and Batch Number.
Optimized Container Loading Capacity (Approximate Estimation)
20GP Container: Consolidates approximately 3.5 to 5 Tons (Depending on the specific GSM and roll diameter volume).
40HQ Container: Consolidates approximately 9 to 11.5 Tons (Vacuum packaging available to maximize loading volume by up to 30%).
Flexible Incoterms: Proficient in executing EXW, FOB, CFR, CIF, and door-to-door DDP shipments with top-tier global shipping lines.
Commercial Edge: Why We Are Your Ideal Manufacturing Partner
International Compliance Standards: Our white needle punched fabrics strictly comply with REACH Regulation (EC No 1907/2006), RoHS Directives, and OEKO-TEX Standard 100, passing stringent substance tests for direct export into EU and North American markets.
Advanced R&D Application Engineering: We do not just sell rolls; we co-develop solutions. We can adapt stiffness, engineer specific air permeability, or integrate permanent flame retardancy (meeting FMVSS 302 or UL94) for specific regulatory compliance.
Risk-Free Trial & Express Sampling: We support your prototype validation by offering Free Sample Rolls or Swatches (freight collect or via international express accounts) before finalizing commercial agreements.
Scalable Capacity & Direct Factory Costing: Utilizing high-speed wide-width needle punching machinery ensures large-volume continuous output with short lead times (10 to 15 Days), giving you direct-factory cost pricing with zero agent markups.
Frequently Asked Questions
Q: Can your white needle punched fabric be customized with a specific stiffness?
A: Yes. By adjusting the fiber blending ratio (including low-melt bi-component fibers) and regulating the thermal calendering temperature and pressure, we can engineer the stiffness from ultra-soft (for linings) to board-like rigidity (for automotive panels).
Q: Do you use recycled or virgin fibers for production?
A: We offer both. We utilize 100% Virgin Fibers for automotive interiors, medical, and filtration industries to ensure high purity and tensile strength. For geotextiles and eco-packaging, we offer GRS-certified (Global Recycled Standard) Recycled Fibers to help you reduce costs and your carbon footprint.
Q: What is your standard lead time for a 40HQ container?
A: For standard specifications, our lead time is 10 to 15 working days. For custom functional treatments (such as specialized flame retardants or anti-UV coatings), it typically takes 15 to 20 working days upon deposit confirmation.
