100% Polyester Recycled Hollow Conjugated Non-siliconized Chemical Fiber
Shape Retention: Does not warp, stretch, or shrink; stays wrinkle-free and resilient.
Easy Blending: Pairs perfectly with cotton, wool, or silk to combine comfort with durability.
Strong & Light: Remarkably lightweight yet tough enough for industrial use.
Hygienic: Low moisture absorption prevents mold, bacteria, and odors.
Vibrant Color: Absorbs ink brilliantly for brighter, fade-resistant prints.
PRODUCT DETAIL
The Professional Guide to 100% Recycled Hollow Conjugated Non-Siliconized (HCNS) Fiber
In the global supply chain for synthetic textiles, Hollow Conjugated Non-Siliconized (HCNS) fiber has emerged as a specialized powerhouse. While siliconized fibers are known for their “slick” feel, the “Dry” or non-siliconized variant is essential for industrial processes that require high friction, superior bonding, and structural integrity.
Whether manufactured from virgin PTA and MEG or high-quality recycled PET bottle flakes across South East Asia and China, HCNS provides the mechanical resilience needed for everything from heavy-duty geotextiles to supportive furniture cushions.
What is Hollow Conjugated Non-Siliconized (HCNS) Fiber?
HCNS Polyester Staple Fiber (PSF) is a synthetic chemical fiber engineered with a hollow core and a 3D spiral (conjugate) crimp. Unlike “Slick” fibers, HCNS does not receive a silicone emulsion treatment.
The “Dry” Advantage
The lack of silicone gives HCNS a “dry” or “harsh” hand-feel. This is not a disadvantage but a specific technical requirement:
Enhanced Bonding: The higher surface friction allows the fiber to bond more effectively with Low Melting Fibers (LMF) in thermal bonding and resin-bonding processes.
Fiber Cohesion: In non-woven manufacturing, dry fibers grip each other more tightly, ensuring the final web or padding does not shift or separate under pressure.
Virgin vs. Recycled Polyester: Performance & Ecology
Sourcing hubs in South East Asia and China provide two distinct pathways for HCNS production:
Virgin Polyester: Manufactured through the polymerization of PTA and MEG at high temperatures and pressures. It offers unparalleled purity and tensile strength, making it the standard for high-tenacity yarns and premium sanitary products.
Recycled Polyester: Crafted from post-consumer PET bottles and polyester waste. Virgin fiber production relies on petroleum oil, which can impact the environment; recycled fiber, however, is significantly more eco-friendly. It maintains high bulkiness, excellent filling power, and durability while promoting a sustainable circular economy.
The 5 Structural Advantages of Polyester Staple Fiber
Regardless of whether you choose virgin or recycled grades, PSF offers five core advantages that outperform natural fibers:
Dimensional Stability: PSF does not warp. It neither stretches nor shrinks, maintaining a resilience that prevents wrinkling—a quality essential for high-performance sports textiles.
Material Synergy: It can be combined with rayon, cotton, wool, nylon, or viscose. This increases the quality of the final product, allowing manufacturers to combine the natural comfort of cotton with the heavy-duty durability of polyester.
Lightweight Strength: Despite being remarkably light, it remains a solid and durable material capable of withstanding industrial-grade stress.
Hygroscopic Protection: It absorbs less moisture, which repels fungus, mold, and bacteria. This prevent the generation of bad odors and extends the life of the product.
Brilliant Ink Absorption: Polyester fibers allow for brighter and more durable colors, which is why it dominates the market for printed shirts, blouses, and home decor.
Industrial Applications of HCNS Fiber
The Non-Woven Industry
Hollow Conjugated Non-Siliconized fiber is a vital component in the non-woven sector. Because it bonds well with other materials, it is used for needle-punched carpets, speaker felts, and automotive felts. It is the go-to material for spray-bonded cotton and polyester wadding.
Home Textiles & Bedding
While siliconized fiber is used for soft pillows, HCNS is the “structural” choice. It is used as the filling material for furniture cushions, mattresses, and decorative pillows where firm support and homogeneous heat distribution are required. Its high bulkiness and “easy-open” nature ensure that quilts and comforters remain light and soft while providing maximum warmth.
Technical & Civil Engineering
In civil construction, high-tenacity HCNS is used for geotextiles. Its resistance to moisture and microbial decay makes it an ideal overburden for landfills or a filter layer for drainage systems.
Manufacturing Science: How PSF is Made
The transformation from raw polymer to staple fiber involves a rigorous process:
Polymerization: PTA & MEG are processed at high temperature and pressure.
Extrusion: The molten polymer is forced through a spinneret to create long filaments.
Drawing: Filaments are stretched to align the molecules, increasing strength.
Crimping & Cutting: The fiber is given its 3D conjugate shape and cut into staple lengths (cotton-like form) for spinning or non-woven fabrication.
The Performance Advantage of Hollow Construction
Why choose hollow over solid fiber? The hollow construction of our HCNS provides:
Superior Warmth: The hollow core traps air, isolating cold air and wrapping warm air around the body. It is 20% lighter than ordinary solid fiber.
Effective Wicking: It discharges moisture quickly from the skin, keeping the user dry and reducing the sticky feeling often associated with synthetic materials.
Premium Loft: The 3D conjugate crimp allows for high bulkiness, making it the ideal filling for items that need to “bounce back” after heavy use.
Conclusion: The Practical Choice for Global Manufacturing
Premium Polyester Fiberfill remains the best-performing material for toys, pillows, and industrial crafts. It is non-allergenic, machine-washable, and incredibly cost-efficient compared to natural down. By choosing Hollow Conjugated Non-Siliconized fiber from the emerging hubs of South East Asia and China, you ensure a product that is environmentally responsible, technically superior, and highly durable.
Polyester Staple Fiber used in Non-woven Industry
| Luster | Denier | Cross Section | End-Use |
| SD | 1.5, 1.7, 2, 3, 4, 6 & 15 | Solid | Nonwoven Interlining, Sanitary Material, Microfiber and Thermal Bonding |
| FBR (Black) | 1.5, 1.7 & 3 | Solid | Needlepunch, Resin Bonding & Fiberfill |
| SD | 1.5 & 4.5 | Solid | Dyeable Fabric & High-Pile |
| SD | 6, 8 & 15 | Hollow and Hollow-Siliconized | Resin Bonding, Needlepunch, Fiberfill, Flame Retardant Fabric, Anti Bacteria & Platinum Photon Fiber |
| SD, BR,OBBR | 0.7, 1.1, 1.2, 1.4, 2.0, 6, 8, 12, 15 & 20 | Solid | Low Pilling, Knitting, Fiberfill, Thermal Bonding, Needlepunch, Infrared Fiber & Resin Bonding |
| SD | 2, 3, 4.5, 7, 12 & 15 | Hollow Conjugate | Resin Bonding, Needlepunch & Fiberfill |
| SD | 7 | Hollow Conjugate | Anti-Bacteria |
Polyester Staple Fiber as per Direct End Use
| Type | Denier | Section | End Use |
| Anti Pilling | 1.4, 1.5, 2, 2.5 & 3 | Solid & Hollow | Sportswear, Underwear, Casual wear |
| Bamboo Charcoal | 1.5, 1.7 & 6 | Hollow | Bedding, Shoe pad, Cushion, Thermal Sock |
| Spinning Use | 1.3, 1.4, 1.5 & 1.7 1.5 | Solid Hollow | Sportwear, Casual Wear, Underwear |
| Dopedyed Black | 1.5, 2 & 3 | Solid | Nonwoven, Casual wear, Sport wear, Underwear |
| Flame Retardant | 1.4 | Solid | Home, Comfort & Clothing textiles |
| Micro Fiber | 0.8 – 1.0 | Solid | Cloth & Fleece |
| High Tenacity | 1.2 | Solid | Yarn, Cloth & Water transport |
| High Void Conjugate | 3, 7, 12 & 15 | Hollow | Toy Padding, Badding, Furniture Cushion, etc |
| Regular Fiber | 2, 2.5, 3, 6 & 15 | Solid | Nonwoven, Filter medics, Padding, etc. |
Technical Parameter
The HCNS Standard
For B2B procurement, the technical metrics of the fiber determine the quality of the final output. Our HCNS fibers are designed for ease of carding and superior filling power.
| Parameter | Value / Range |
| Tensile Strength | 3.5 to 4.5 g/Denier |
| Elongation | 40% to 60% |
| Oil Pickup (OPU) | 0.20% to 0.35% |
| Grade | Recycled AAA Grade or Virgin |
| Structure | Hollow Conjugate (Mechanical Crimp) |
Core Specifications Table
| Denier | Cut Length | Finish | Primary End-Use |
| 3D, 7D | 32mm, 51mm, 64mm | Non-Siliconized | Fiberfill, Filtration, Toys |
| 15D | 64mm, 76mm | Dry / Harsh | Furniture, Padding, Wadding |
| 20D | 64mm, 76mm | Dry | Hard Mattresses, Geotextiles |
Video
FAQ
1. What do you offer?
We supply a comprehensive range of fibers, including recycled hollow conjugated (both siliconized and non-siliconized) polyester staple fiber, hollow fiber, microfiber, virgin polyester staple fiber, and low-melt fiber.
2. What is it used for?
Our fibers are versatile and widely utilized across both the filling and non-woven industries, providing essential loft, durability, and texture for various consumer and industrial applications.
3. Are you a factory or a trading company?
We are primarily a manufacturer specializing in polyester staple fiber with years of industry expertise. To better serve our clients, we also operate a dedicated trading division that allows us to act as a one-stop solution provider.
In addition to our own fiber production, we source high-quality textile components (such as yarn and low-melt fibers) and finished goods (including foam, pillows, cushions, toys, and down/feather products) to ensure our customers have access to a comprehensive supply chain.
4. Where is your factory location?
To maintain a robust and flexible global supply chain, our manufacturing facilities are strategically located throughout Asia, specifically in Vietnam, China, Malaysia, Thailand, and Indonesia. If you would like to visit one of our sites, please contact your sales representative, and we will be happy to arrange transportation for you.
5. Can you accept free sample?
Yes, we provide free hand samples for quantities under 1 kilogram. Once a price is confirmed, we can prepare and dispatch your sample within 2–3 business days. Please note that while the sample is free, the freight costs are the responsibility of the client.
6. Can you provide ODM service?
Absolutely. We specialize in ODM (Original Design Manufacturing). This means we can customize the material composition, dimensions, quantity, packaging, and branding to meet your specific requirements. Your logo and unique specifications will be integrated into the final product.
7. How about your quality? What’s the minimum order Quantity (MOQ)?
We invite you to place a trial order to experience our quality firsthand. Our standard MOQ is 23,000 kilograms per order.
Regarding pricing, we maintain a no-bargain policy. We believe in transparency and efficiency, so we provide our most competitive offer upfront to save you time and ensure a straightforward procurement process.
8. Can I mix different items in one order?
Yes, for your convenience, we allow for a maximum of two different items to be mixed within a single container.
9. How can you guarantee the product quality?
Quality is the cornerstone of our business. We employ an experienced QC team that monitors every stage of production, from raw material inspection to the final manufacturing process. We utilize a range of advanced testing instruments to ensure our fibers meet strict industry standards.
Our business philosophy is simple: We aim to serve one customer 1,000 times, rather than 1,000 customers once. We prioritize long-term partnerships built on consistent excellence.
10. What’s the payment terms?
L/C at sight, 30% TT in advance are mostly accepted; other terms shall be negotiable by both sides
For more information, please feel free to contact :
Tony Tan
Mobile number: +84 90 466 5251 (Whatsapp/Wechat/Viber/Signal)
