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Hollow Conjugate Fiber Supplier

Hollow conjugate fiber polyester staple fiber is a polyester staple fiber with a special three-dimensional hollow structure, widely used in home textiles, clothing filling materials, and other fields. This fiber is designed to provide lightweight and highly efficient thermal insulation. Its core properties include effectively trapping air through the hollow sections to enhance warmth, while also offering good breathability and durability. The highlights of hollow conjugate fiber polyester staple fiber are its energy efficiency improvements and adaptability to various processing characteristics, supporting the manufacture of lightweight yet highly insulating end products. Using hollow conjugate fiber polyester staple fiber allows for optimized product performance and meets diverse application needs.

High loft and elasticity: The helical crimp structure provides strong inter-fiber support, resulting in high loft, good resilience, and resistance to collapse under pressure.

Excellent warmth: The hollow structure contains still air, forming an effective insulation layer with warmth performance approaching that of down.

Comfort and safety: Soft and smooth to the touch; possesses natural antibacterial and anti-mildew properties, and is resistant to insects and moths.

Stable and durable: Highly hydrophobic, washable, quick-drying, and does not easily deform or clump after washing.

Main applications:
Home textile filling: Primarily used in high-end pillows, quilts, mattresses, cushions, and sofas, providing lasting support and warmth.

Toys and apparel: Filling for plush toys, requiring softness and safety; used as insulation layers in winter clothing and skiwear.

Medical and industrial applications: Hospital bedding, mattresses, etc., benefiting from its antibacterial properties; used in automotive interiors, etc.

  • 3D HCS Polyester Staple Fiber

    3D HCS Polyester Staple Fiber

    3D HCS polyester staple fiber is a specialized filling material within the polyester fiber category. Its fine fiber diameter provides a soft touch, excellent loft, and moderate strength. This fiber is primarily used in high-end thermal insulation filling applications, including premium comforters, pillow cores, cushions, and throw pillows, as well as some high-end outdoor clothing fillings. Thanks to its inherent material properties, filling products made from this fiber are lightweight, warm, and breathable, meeting the demands of applications requiring a high level of user experience and making it suitable for various high-end filling scenarios that prioritize comfort and warmth.

  • 7D HCS Polyester Staple Fiber

    7D HCS Polyester Staple Fiber

    7D HCS polyester staple fiber is a commonly used filling material in the polyester fiber system. Compared to 3D HCS polyester staple fiber, its fiber thickness is moderate, its strength is superior, and its durability is improved, while retaining good softness and loft. This fiber is suitable for general thermal filling applications, including mid-range quilts, sofas, pillow cores, and other home textile products, as well as the filling needs of ordinary cotton clothing and autumn/winter wear. It can also be used as filling material for plush toys, simultaneously meeting the dual requirements of softness and support in various application scenarios. It achieves a balance between cost control and soft comfort, making it suitable for various general-range filling products.

  • 15D HCS Polyester Staple Fiber

    15D HCS Polyester Staple Fiber

    15D HCS polyester staple fiber is a filling and functional material in the polyester fiber series that emphasizes strength and durability. Its fiber diameter is relatively large, possessing high strength and excellent abrasion resistance, with outstanding support performance. Compared to 3D and 7D HCS polyester staple fibers, this fiber has relatively lower bulk and softness, and a stiffer feel. Its applications are wide-ranging. In the home furnishing sector, it can be used for filling products requiring a certain level of support and resilience, such as mattresses, sofas, and seats. In the automotive interior sector, it is suitable for seat fillings, sound insulation, and thermal insulation layers, where durability and resistance to deformation are required. In non-clothing thermal insulation applications, it is suitable for some outdoor gear and sleeping bags, where softness requirements are lower and support and durability are more important. It can also be used as an industrial filter material, sound-absorbing material, and thermal insulation material, meeting the core requirements of material strength and durability in relevant scenarios.

  • 3D*64MM HC Polyester Staple Fiber

    3D*64MM HC Polyester Staple Fiber

    3D*64MM HC polyester staple fiber is a filling material that emphasizes fluffiness and warmth. Its fine fiber diameter provides superior cohesion and structural stability compared to similar silicone-containing products, allowing it to maintain its shape more effectively over time. This product retains the high loft and lightweight characteristics unique to 3D specification fibers, making it suitable for high-end insulation filling applications such as premium quilts, pillow cores, cushions, and other home textile products, as well as some high-end outdoor clothing fillings. While its softness and smoothness are slightly less than silicone-containing fibers, and its feel is firmer, this does not compromise its core warmth and fluffiness requirements, making it suitable for high-end filling applications that demand shape stability and cohesion.

  • 7D*64MM HC Polyester Staple Fiber

    7D*64MM HC Polyester Staple Fiber

    7D*64MM HC polyester staple fiber is a conventional filling material that balances practicality and stability. With a moderate fiber thickness, it offers better cohesion compared to silicone fibers, resulting in a less deformable structure and superior durability. This product balances softness and support, exhibiting good loft while maintaining moderate strength. It is suitable for mid-range comforters, sofas, pillow cores, and other home textile fillings, as well as ordinary cotton clothing, autumn and winter wear, and plush toys. Compared to 3D specifications, it offers superior support and durability; compared to 15D specifications, it retains a gentler touch. While it feels slightly firmer and less smooth than silicone fibers, it strikes a balance between cost and performance, suitable for various conventional filling needs.

  • 15D*64MM HC Polyester Staple Fiber

    15D*64MM HC Polyester Staple Fiber

    15D*64MM HC polyester staple fiber is a material focused on strength and functionality. It features a relatively large fiber diameter, high strength, and excellent abrasion resistance. Compared to silicon-containing fibers, it exhibits stronger cohesion and superior structural stability, making it less prone to deformation over long-term use. This product offers significantly better support than 3D and 7D specifications, but its loft and softness are relatively lower, resulting in a more noticeably stiffer feel and less smoothness. Its applications are concentrated in areas requiring high support and durability, including mattresses, sofas, and other furniture fillings; car seat fillings; automotive interior insulation such as sound insulation cotton; outdoor equipment; sleeping bags and other non-clothing thermal insulation products; and industrial applications such as filter materials and sound-absorbing materials. It is suitable for scenarios where structural stability and mechanical properties are critical requirements.

About Us
Ningbo Huaxing Technology Co., Ltd.
Formerly known as Ningbo Huaxing Tire Co., Ltd., the company was established in July 2001. It covers an area of ​​185,000 square meters, with a building area of ​​186,000 square meters. The factory area is shaded by trees and boasts a beautiful environment. The company currently holds 9 independent patents and has an engineering technology center. It is a Ningbo municipal-level science and technology enterprise with strong technological innovation capabilities, and is also a demonstration enterprise for information technology construction in Cixi City. The company has scientific and standardized management and more than 20 senior talents in various fields. In 2014, the company's sales bucked the trend and exceeded 1 billion yuan.
Our company is a China Hollow Conjugate Fiber Supplier and High-tenacity Polyester Fiber Factory, primarily produces POY polyester filament, a new, differentiated, functional, high-value-added, and stable high-end product that can partially replace imports. Fabrics processed from our POY polyester filament have a smooth hand feel, good drape, excellent moisture absorption and wicking properties, warmth retention, high pilling resistance, and stain resistance. Furthermore, the fabrics are easy to dye, have stable colorfastness, and possess a unique luster. Our products are widely used in high-end garment fabric processing and are also ideal raw materials for high-end blankets and carpets.
In 2012, the company invested over 300 million RMB to upgrade its production lines, achieving an annual production capacity of 160,000 tons of high-quality POY pre-oriented polyester filament. The production line adopted the advanced direct esterification "five-reactor" polymerization and direct spinning process from the China Textile Industry Design and Research Institute, a technology superior to that of DuPont (USA) and Gemma (Germany). Spinning and winding equipment were imported from Barmag (Germany) with fully automated production lines, ensuring product quality exceeding industry standards. The company offers a complete range of product specifications, currently including nearly 20 types of conventional and flat yarns.
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Hollow Conjugate Fiber Polyester Staple Fiber Industry knowledge

Hollow Conjugate Fiber is a polyester staple fiber featuring a unique three-dimensional hollow structure. With its high loft, excellent thermal insulation, and lasting resilience, it has become a core raw material in the high-end filling material sector. As a professional Hollow Conjugate Fiber Manufacturer, Ningbo Huaxing Technology Co., Ltd. specializes in the research, development, and production of premium hollow conjugate fiber. Its products are widely applied across Pillow Core Filling, Quilt Filling Fiber, Sofa and Cushion Filling, Mattress Filling Fiber, Automotive Interior Materials, Plush Toy Filling, and High-end Garment Fabric Raw Material applications. The fiber effectively traps still air through its hollow sections to form a highly efficient insulation layer, delivering warmth performance approaching that of down. At the same time, it offers lightweight design, good breathability, and strong durability, meeting the demanding requirements of modern home textiles and industrial applications for Thermal Insulation Filling. Ningbo Huaxing Technology Co., Ltd. leverages advanced production processes to ensure that every batch of Hollow Conjugate Fiber maintains uniform hollow ratio and stable crimp degree, providing customers with reliable material assurance.

Core Structure and Performance Advantages of Hollow Conjugate Fiber

Hollow Conjugate Fiber adopts a distinctive helical crimp structure with a hollow cross-section, a design that endows it with outstanding functional characteristics. The hollow conjugate fiber produced by Ningbo Huaxing Technology Co., Ltd. excels in the following aspects: in terms of high loft and elasticity, the helical crimp structure provides strong inter-fiber support, enabling rapid recovery after compression and resistance to collapse; in terms of excellent warmth retention, the hollow structure traps still air to create an efficient insulation layer with warmth performance approaching that of down; in terms of comfort and safety, it is soft and smooth to the touch with natural antibacterial and anti-mildew properties, resistant to insects and moths, and suitable for close contact use; in terms of stability and durability, it is highly hydrophobic, washable and quick-drying, and does not easily deform or clump after washing. As a High-tenacity Polyester Fiber, the products from Ningbo Huaxing Technology Co., Ltd. demonstrate excellent adaptability during processing, supporting the manufacture of lightweight yet highly insulating end products and helping customers optimize product performance to meet diverse application needs.

Performance Indicator Specific Performance Application Value
High Loft and Elasticity Helical crimp structure provides strong inter-fiber support Rapid recovery after compression, resistant to collapse
Excellent Warmth Retention Hollow structure traps still air, creating an efficient insulation layer Warmth performance approaching that of down
Comfort and Safety Soft and smooth to the touch; naturally antibacterial and anti-mildew Resistant to insects and moths, suitable for close contact use
Stability and Durability Highly hydrophobic, washable and quick-drying Does not easily deform or clump after washing

Detailed Overview of Main Application Areas

As a professional Hollow Conjugate Fiber Manufacturer, Ningbo Huaxing Technology Co., Ltd. covers multiple high-end filling material market segments, with deep presence in home textile filling, toy and apparel, automotive interior, and industrial applications.

Home Textile Filling Sector

In the home textile sector, Hollow Conjugate Fiber serves as the core raw material for Pillow Core Filling, Quilt Filling Fiber, and Mattress Filling Fiber. The hollow conjugate fiber from Ningbo Huaxing Technology Co., Ltd. is widely used in the filling of high-end pillows, quilts, mattresses, cushions, and sofas, providing lasting support and warmth retention. Its high loft characteristics ensure that pillows and quilts remain full and plump after long-term use, while its excellent thermal insulation guarantees comfortable sleeping temperatures during winter. For Sofa and Cushion Filling applications, the lasting resilience of this fiber effectively prevents cushion collapse and extends sofa service life.

Toy and Apparel Sector

In Plush Toy Filling applications, the softness and safety of this fiber make it an ideal filling material for plush toys, with natural antibacterial and anti-mildew properties ensuring safe use for children. Meanwhile, as a High-end Garment Fabric Raw Material, Hollow Conjugate Fiber is used in the insulation layers of winter clothing and skiwear, providing outdoor enthusiasts with a lightweight yet highly efficient Thermal Insulation Filling solution. Ningbo Huaxing Technology Co., Ltd. strictly controls chemical residues during production to ensure products meet toy and apparel safety standards.

Automotive Interior and Industrial Applications

In the Automotive Interior Materials sector, the hollow conjugate fiber from Ningbo Huaxing Technology Co., Ltd. is used for filling automotive seats, headliners, and other interior components, delivering a comfortable riding experience along with effective sound and heat insulation. Its lightweight properties help reduce overall vehicle weight, aligning with the industry trend toward automotive lightweighting. In the medical field, the antibacterial properties of this fiber make it suitable for hospital bedding and mattress filling, meeting the high safety requirements of healthcare environments. Ningbo Huaxing Technology Co., Ltd. has accumulated rich application experience in these specialized fields.

Product Specifications and Processing Characteristics

Ningbo Huaxing Technology Co., Ltd. offers Hollow Conjugate Fiber in multiple specifications to accommodate the processing needs of different end products. Fiber fineness covers multiple specifications, adaptable from fine products to thick filling applications; fiber length is optimized to be compatible with needle punching, carding, stuffing, and other processing techniques; hollow ratio is precisely controlled to achieve optimal balance between warmth retention and support force; high helical crimp degree ensures excellent loft and resilience. As a professional manufacturer of High-tenacity Polyester Fiber, Ningbo Huaxing Technology Co., Ltd. ensures its products have sufficient strength to withstand complex finishing processes while maintaining the integrity of the fiber structure, guaranteeing stable performance during processing.

Parameter Category Specification Range Applicable Scenarios
Fiber Fineness Multiple specifications available From fine products to thick filling applications
Fiber Length Compatible with various processing equipment Needle punching, carding, stuffing, and other processes
Hollow Ratio Optimized design Balancing warmth retention and support force
Crimp Degree High helical crimp Ensuring loft and resilience

Why Choose Ningbo Huaxing Technology Co., Ltd.

As a professional Hollow Conjugate Fiber Manufacturer, Ningbo Huaxing Technology Co., Ltd. has established competitive advantages in the following areas: in technical R&D strength, continuous investment in structural optimization research of hollow conjugate fiber improves product hollow ratio and thermal insulation efficiency; in quality control systems, full-process quality monitoring from raw material selection to finished product delivery ensures stable performance of every batch; in customization services, providing customized fiber specifications according to customer needs for Pillow Core Filling, Quilt Filling Fiber, and other different applications; in application experience, accumulated rich application cases and technical support experience across home textiles, automotive interiors, apparel, and other fields. Ningbo Huaxing Technology Co., Ltd. always places customer needs at the forefront. By providing high-quality Hollow Conjugate Fiber, the company helps downstream manufacturers enhance the market competitiveness of their end products. Whether for Sofa and Cushion Filling or Mattress Filling Fiber applications, the company can provide reliable material solutions.

  • Technical R&D Strength: Continuous investment in structural optimization research of hollow conjugate fiber, improving product hollow ratio and thermal insulation efficiency
  • Quality Control System: Full-process quality monitoring from raw material selection to finished product delivery, ensuring stable performance of every batch
  • Customization Services: Providing customized fiber specifications according to customer needs for Pillow Core Filling, Quilt Filling Fiber, and other different applications
  • Application Experience: Accumulated rich application cases and technical support experience across home textiles, automotive interiors, apparel, and other fields

Frequently Asked Questions

What are the core advantages of hollow conjugate fiber compared to ordinary polyester fiber?
The core advantage of Hollow Conjugate Fiber lies in its three-dimensional hollow structure. Ordinary polyester fiber has a solid structure, while the hollow cross-section of Hollow Conjugate Fiber can trap a large amount of still air, forming a highly efficient insulation layer with significantly improved warmth retention. At the same time, the helical crimp structure gives it higher loft and resilience, with recovery ability far exceeding that of ordinary fiber after compression. The hollow conjugate fiber produced by Ningbo Huaxing Technology Co., Ltd. outperforms traditional solid polyester fiber in thermal insulation, lightweight design, and durability.
Is this fiber suitable for filling high-end quilts?
It is highly suitable. As a Quilt Filling Fiber, Hollow Conjugate Fiber delivers warmth performance approaching that of down, while offering good breathability and moisture wicking. The products from Ningbo Huaxing Technology Co., Ltd. are optimized to create stable air layers between fibers that lock in body heat while expelling excess moisture, keeping quilts dry and comfortable. Additionally, this fiber is washable and quick-drying, solving the cleaning difficulties associated with traditional down quilts.
What benefits does hollow conjugate fiber offer when used in automotive interior materials?
In Automotive Interior Materials applications, Hollow Conjugate Fiber offers multiple advantages. First, its lightweight properties help reduce overall vehicle weight, aligning with the industry trend toward automotive lightweighting. Second, its excellent thermal insulation improves the in-car temperature environment and reduces air conditioning energy consumption. Third, its good resilience ensures that seats and interior components maintain a comfortable touch after long-term use. The products from Ningbo Huaxing Technology Co., Ltd. also feature antibacterial and anti-mildew properties, making them suitable for use in enclosed vehicle environments.
What safety requirements does plush toy filling impose on the fiber?
Plush Toy Filling imposes extremely high safety requirements on materials, especially for children's toys. Hollow Conjugate Fiber has natural antibacterial, anti-mildew, insect-resistant, and moth-resistant properties, contains no harmful substances, and feels soft and skin-friendly. Ningbo Huaxing Technology Co., Ltd. strictly controls chemical residues during production to ensure products meet toy safety standards. The high loft of the fiber gives toys a full and cute appearance while providing excellent washability for easy daily cleaning and maintenance.
How is hollow conjugate fiber applied in high-end garment fabrics?
As a High-end Garment Fabric Raw Material, Hollow Conjugate Fiber is primarily used in the thermal insulation layers of clothing such as winter coats, skiwear, and outdoor apparel. The hollow structure of the fiber creates an air insulation layer that provides excellent warmth retention while maintaining a lightweight design. The High-tenacity Polyester Fiber from Ningbo Huaxing Technology Co., Ltd. has sufficient strength to withstand stretching during sewing and wearing, while maintaining good softness that does not compromise garment comfort.
How is the wash durability of this fiber?
Hollow Conjugate Fiber demonstrates outstanding wash durability. Its high hydrophobicity means the fiber does not easily absorb water and dries quickly after washing. The helical crimp structure remains stable after multiple washes without clumping or deforming. The products from Ningbo Huaxing Technology Co., Ltd. undergo special processing to ensure that the fiber maintains its original loft and thermal insulation performance after repeated washing, making it an ideal choice for Mattress Filling Fiber and Sofa and Cushion Filling applications that require frequent cleaning.
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