English
中文简体
Made of PBS (Polybutylene Succinate), fully biodegradable.Features:1.Home compostable2.Raw material: PBS Polybutylene Su...
READ MORE
Content
Pure Nylon Low Melting Yarn 85 Degree is a thermoplastic copolyamide filament yarn designed to create flexible, reliable bonds at an activation temperature of approximately 85°C. It provides a practical alternative to liquid adhesives, solvent-based bonding agents, and higher-temperature hot melt materials in textile manufacturing. When heated under controlled conditions, the yarn softens, flows into adjacent fibers, and resolidifies during cooling to form a stable bond.
This low-temperature activation makes the yarn particularly suitable for delicate, elastic, lightweight, or heat-sensitive materials. It can be used in seamless garments, lingerie, lace, ribbons, three-dimensional knitted fabrics, chenille yarn, bonded sewing thread, ropes, cable wire applications, and other technical textile structures. Its soft handle, high tenacity, controlled melting behavior, and smooth rewinding performance allow it to function both as a bonding agent and as a process-friendly textile yarn.
The product is manufactured and supplied by GC FIBER, a special textile manufacturer with experience in developing functional and eco-friendly textile materials. Through controlled polymer formulation, filament processing, drawing, winding, inspection, and order-specific production, the company provides yarn solutions for customers requiring consistent quality and customized specifications.
Pure Nylon Low Melting Yarn 85 Degree
Pure Nylon Low Melting Yarn 85 Degree is a thermally fusible yarn made from a nylon-based copolyamide polymer. Unlike ordinary nylon filament yarn, which normally requires much higher temperatures for melting or thermal shaping, this specially engineered material is formulated to soften and bond at a temperature close to 85°C.
The phrase “pure nylon” indicates that the primary polymer composition is nylon copolyamide rather than a polyester blend. This distinction is important because nylon offers a combination of softness, flexibility, dye compatibility, toughness, and abrasion resistance that is desirable in apparel and technical textile applications. The copolyamide structure modifies the normal crystalline behavior of nylon, reducing the temperature required for softening and flow.
In practical production, the yarn can be introduced into a knitted, woven, braided, embroidered, or laid structure. The structure is then exposed to controlled heat using an oven, press, hot roller, laminating belt, or another suitable thermal process. At the activation temperature, the yarn becomes tacky or fluid enough to bond with neighboring fibers. After cooling, it returns to a solid state and helps hold the surrounding material in position.
Unlike a liquid adhesive, the yarn does not need to be sprayed, coated, mixed, or dried before use. It can be processed using common textile equipment and can be placed precisely where bonding is required. This makes it suitable for open structures where breathability, softness, and flexibility are more important than the continuous coverage provided by an adhesive film.
Temperature is one of the most important factors in textile bonding. Many fabrics contain elastic fibers, coatings, foams, dyes, or finishes that may shrink, discolor, deform, or lose performance when exposed to excessive heat. A low-melting yarn reduces the thermal load placed on these materials.
An activation temperature centered around 85°C is especially useful when working with delicate lace, fine mesh, spandex-containing fabrics, thin knitted fabrics, laminated foam, pre-dyed materials, or lightweight nonwovens. These materials may not tolerate the temperatures required by conventional nylon or higher-melting thermoplastic yarns.
Lower-temperature bonding can also reduce energy consumption during processing. A production line that operates at a lower temperature may require less heating energy and may reach processing conditions more quickly. Lower heat can shorten the time required for thermal stabilization, reduce the risk of surface damage, and improve production flexibility when multiple material types are processed on the same equipment.
However, the 85°C rating should be understood as a processing guide rather than a universal setting for every machine. Actual bonding results depend on yarn count, fabric construction, pressure, dwell time, heating uniformity, cooling conditions, and the surfaces being joined. Production teams should always conduct trials using the actual combination of yarn and substrate.
Standard nylon filaments normally have a relatively high melting temperature because their polymer chains form ordered crystalline regions. These crystalline regions provide strength and dimensional stability, but they also require substantial heat to soften and flow.
Low melting copolyamide yarn is designed with a modified polymer chain. The copolymer structure interrupts some of the regularity of the nylon molecules, reducing crystallinity and allowing the polymer to transition into a softening and bonding state at a lower temperature. The result is a filament that retains useful textile performance while providing thermal fusibility.
At approximately 85°C, the yarn does not behave exactly like a conventional liquid glue. It generally passes through a softening stage before reaching a sufficiently fluid condition for bonding. During the softening stage, the yarn becomes more flexible and tacky. With additional heat and pressure, it can flow into the irregular spaces of neighboring fibers or textile layers. During cooling, the polymer resolidifies and locks the structure together.
This controlled transition is one of the key technical advantages of a yarn-based bonding agent. The material can be integrated into a textile construction before activation, allowing the bonding points to be distributed throughout the structure. This is different from a surface-applied adhesive, which may create a continuous coating or a localized layer with a different hand feel.
The copolyamide composition is designed to create a flexible bond rather than an excessively rigid adhesive line. This is particularly valuable in lingerie, seamless underwear, elastic webbing, lace, sportswear, and other products that come into direct contact with the skin or must follow body movement.
After thermal activation and cooling, the yarn can maintain a softer feel than many stiff polyester-based hot melt materials. The final hand feel will depend on the amount of yarn used, the bonding pattern, the substrate, and the processing conditions, but the material is suitable for applications where comfort and drape are essential.
The yarn provides useful tensile strength before bonding, helping it withstand knitting, weaving, sewing, winding, and handling operations. High tenacity is important because a bonding yarn must travel through textile machinery without excessive breakage or deformation.
In applications such as chenille yarn production, the low-melting yarn can help secure core fibers and reduce shedding. In ropes, cords, and technical structures, it can contribute to structural stability while working together with the main load-bearing yarns. In bonded sewing thread, it may help lock stitch structures after heat treatment.
Consistent winding quality is essential for high-speed textile production. Uneven packages, excessive tension, loose layers, or damaged edges can cause unwinding problems, thread breaks, and machine downtime.
The product is processed to support smooth rewinding and stable unwinding. It can be supplied in counts ranging from 20D to 300D, allowing customers to select a suitable yarn size for fine apparel structures, medium-weight textile constructions, and heavier technical applications.
The yarn is designed to provide a predictable thermal response around the 85°C range. Controlled activation is important because insufficient heat may result in incomplete bonding, while excessive heat may cause over-flow, migration, surface marking, or unnecessary stiffening.
With proper testing, manufacturers can establish a stable processing window that balances bonding strength, appearance, softness, and production speed.
Unlike a rigid adhesive layer, a thermally bonded yarn can preserve a degree of flexibility and elasticity within the textile structure. This is useful in stretch fabrics, knitted shoe uppers, elastic webbings, lingerie components, and other products that must flex repeatedly during use.
The yarn can be knitted, woven, braided, sewn, or incorporated into an open net structure. This design flexibility allows engineers to adjust the position and density of the bonding material rather than covering the entire surface with a solid film.
The standard count range includes 20D, 30D, 40D, 50D, 70D, 100D, 150D, 200D, and 300D. Denier selection should be based on the required bonding contribution, fabric weight, textile construction, machine gauge, and desired appearance.
| Available Count | Typical Positioning | Potential Applications |
|---|---|---|
| 20D–40D | Fine and lightweight | Lace, fine mesh, delicate lingerie, lightweight interlining |
| 50D–70D | Light to medium | Ribbons, elastic structures, apparel components, knitted fabrics |
| 100D–150D | Medium and versatile | Bonded sewing thread, shoe components, webbing, chenille structures |
| 200D–300D | Heavier and more robust | Ropes, technical textiles, cable-related structures, heavier bonding applications |
These application categories are general guidelines. A fine yarn may be appropriate for a dense bonding pattern, while a heavier yarn may be selected when greater polymer volume or stronger local reinforcement is needed. Customers should evaluate both the melted bond and the appearance of the unactivated yarn in the final product.
Traditional liquid adhesives can require storage tanks, pumps, mixing systems, coating heads, drying ovens, ventilation equipment, and additional cleaning procedures. Their viscosity may change with temperature or storage time, and uneven application can lead to visible marks or weak bonding areas.
Low melting yarn offers a dry, solid alternative. It is delivered in textile packages and processed using yarn-handling equipment. This can simplify material management and reduce the mess associated with wet adhesive application.
Many solvent-based adhesives release volatile organic compounds during application or drying. A thermoplastic nylon yarn does not require a solvent carrier. When appropriately processed, it can help manufacturers reduce their dependence on solvent-based bonding systems and support cleaner production environments.
Specific workplace and environmental requirements vary by country and application. Manufacturers should still evaluate the complete process, including heating emissions, cleaning agents, dyes, coatings, and other auxiliary materials.
A yarn can be placed directly into the area where bonding is required. This is useful for edge securing, seam stabilization, local reinforcement, embroidery preparation, and open mesh structures. The manufacturer can control the amount and pattern of bonding material through stitch density, knitting design, weaving arrangement, or laying pattern.
Hot melt adhesive films provide continuous coverage, which can be advantageous for complete lamination but may reduce breathability or change the drape of a lightweight textile. Low-melting yarn can create a more open bonding structure, allowing air and moisture to pass through spaces between the filaments.
This characteristic is valuable in lingerie, athletic apparel, footwear uppers, and three-dimensional knitted products where comfort and ventilation are important.
Low melt yarns are available in several activation ranges, including approximately 85°C, 110°C, and 130°C grades. Higher-melting products may offer greater thermal stability during processing and storage, while the 85°C grade is preferred when the substrate is especially sensitive to heat.
| Comparison Factor | 85°C Grade | Higher-Melting Grades |
|---|---|---|
| Activation temperature | Approximately 85°C | Often approximately 110°C or 130°C |
| Suitable substrates | Fine mesh, lace, foam, elastic and pre-dyed fabrics | Heavier fabrics and materials with greater heat tolerance |
| Thermal impact | Lower risk of heat damage when correctly processed | Higher thermal load on sensitive materials |
| Energy requirement | Potentially lower process heating requirement | Usually requires higher process temperatures |
| Processing priority | Gentle bonding and substrate protection | Higher-temperature stability and heavier-duty bonding |
The lowest activation grade is not automatically the best choice for every product. If the finished article will encounter high service temperatures, steam pressing, or repeated thermal exposure near the reactivation range, a higher-melting grade may be more appropriate. The 85°C material is best selected when low-temperature processing and substrate protection are central requirements.
A typical thermal bonding process can be divided into four stages: softening, melting and flow, pressure contact, and cooling. Understanding each stage helps production teams establish reliable settings.
As the temperature approaches the lower softening range, the yarn begins to lose rigidity. It may become more flexible and slightly tacky while remaining mostly in its original form. This stage is important for bringing the yarn into close contact with the adjacent textile surfaces.
As the temperature approaches the full activation range, the copolyamide becomes sufficiently fluid to move into the surface irregularities of neighboring fibers. The degree of penetration depends on yarn size, fabric density, pressure, surface finish, and dwell time.
Light to moderate pressure helps bring the softened yarn and substrate into intimate contact. Pressure may be applied by a flat press, roller, belt, calender, or another suitable machine. Excessive pressure should be avoided because it may force the polymer through a thin fabric or create a hard, shiny bonding line.
During cooling, the polymer resolidifies and stabilizes the bond. The bonded textile should not be pulled, folded sharply, or subjected to heavy stress before the bond has sufficiently cooled. Controlled cooling can improve dimensional stability and reduce the chance of bond movement.
The following parameters can be used as initial trial values for an 85°C pure nylon low melting yarn. Final settings must be confirmed using the customer’s actual machine, substrate, yarn count, and product design.
| Process Parameter | Suggested Starting Range | Purpose |
|---|---|---|
| Press or bonding temperature | 90–100°C | Provides a practical margin above the nominal activation point |
| Dwell time | 8–15 seconds | Allows sufficient heat transfer and polymer flow |
| Applied pressure | 0.2–0.4 MPa | Promotes contact without excessive polymer migration |
| Cooling time before handling | 10–20 seconds | Allows the bond to stabilize before movement |
Manufacturers should normally test several combinations rather than changing only one parameter. For example, a slightly lower temperature with a longer dwell time may protect a sensitive fabric, while a higher temperature with a shorter dwell time may be suitable for a dense technical structure. Trial testing should examine peel strength, flexibility, appearance, wash performance, dimensional stability, and hand feel.
Seamless underwear requires low-profile construction, elasticity, and a soft hand feel. The yarn can be used to stabilize selected zones, secure knitted structures, or assist bonding in areas where traditional sewing would create bulk.
Because the product activates at a relatively low temperature, it can be considered for constructions containing spandex or other elastic fibers that may be affected by excessive heat. Processing must be carefully controlled to preserve stretch recovery and avoid creating rigid areas.
Fine-count versions can be integrated into lace, lingerie ribbon, and decorative textile structures. The yarn can help secure edges, stabilize delicate patterns, or bond supporting layers without the heavy appearance of a broad adhesive film.
Color matching may also be an advantage when nylon face fabrics are used. Nylon-based yarns can be dyed or supplied in suitable colors, although shade matching, colorfastness, and compatibility with the customer’s dye system should be confirmed before production.
Elastic webbing must retain flexibility while resisting repeated extension and recovery. A low-melting yarn can be introduced as a stabilizing or bonding component, provided that the thermal process does not reduce the recovery of the elastic fibers.
In sportswear, the yarn may support the construction of bonded panels, lightweight reinforcements, bra interlinings, and stretch-based components. The final design should maintain breathability and avoid creating concentrated hard points that could cause discomfort during movement.
Chenille yarn contains a central core and pile fibers arranged around it. One challenge in chenille production is preventing pile fibers from shedding or pulling out during manufacturing and use.
Low melting nylon yarn can act as a securing component within the structure. After controlled heating, it can help lock the core and surrounding fibers together. This may improve stability, reduce fiber pull-out, and support a cleaner appearance in the finished fancy yarn.
The appropriate count depends on the chenille construction, pile length, required softness, and production method. Fine yarns may be preferred when maintaining a soft surface is the main priority, while heavier counts may be considered where greater internal reinforcement is needed.
Three-dimensional knitted shoe uppers combine flexibility, ventilation, low weight, and localized support. A thermally fusible yarn can be knitted into selected zones to add shape retention or prepare the upper for attachment to other components.
The 85°C activation range is relevant when the upper contains fine mesh, elastic yarns, foam layers, coatings, or pre-dyed materials that could be damaged by higher temperatures. The yarn may be used for reinforcement, temporary positioning, localized bonding, or the formation of a flexible support structure.
In footwear production, the yarn should not automatically be treated as the sole structural component. It is commonly used together with stitching, a support layer, a covering fabric, or another reinforcement system. The final shoe must be tested for flexing, abrasion, humidity, washing, and temperature exposure.
Bonded sewing thread is designed to improve thread cohesion and stitch performance. A low-melting component can help stabilize the thread after sewing, reduce stitch slippage, and support a cleaner seam structure.
Before selecting this yarn for industrial sewing, manufacturers should confirm needle compatibility, thread tension, friction behavior, and the effect of heat activation on the sewn assembly. A suitable needle eye and controlled machine speed can help reduce unnecessary friction heat during processing.
In ropes and cords, the yarn can help stabilize internal fibers or secure specific sections of a braided or twisted construction. The actual load-bearing performance will depend on the primary structural fibers and the geometry of the rope. The low-melting yarn should be evaluated as a bonding or stabilizing component rather than assumed to replace the main strength yarn.
The yarn may be used in cable wire insulation sealing or textile-based cable protection structures where localized bonding and shape retention are required. The low activation temperature may help protect nearby components that cannot withstand high thermal exposure.
Electrical, mechanical, flame, aging, and insulation requirements must be evaluated separately for every cable-related application. Product suitability should be confirmed through application-specific testing rather than based solely on the yarn’s melting temperature.
The yarn can be laid into open nets or incorporated into nonwoven assemblies. When heated, it may bond selected layers while preserving more air space than a continuous adhesive film. This can be useful in lightweight reinforcement, temporary basting, padding, and flexible lamination.
Producing low-melting nylon yarn requires more than simply selecting a polymer with a low softening temperature. The manufacturing process must balance thermal behavior, filament strength, elongation, winding quality, package stability, and consistency between production lots.
The copolyamide formulation determines the yarn’s thermal activation range, flexibility, bonding behavior, and compatibility with textile substrates. A controlled formulation helps maintain a consistent balance between low-temperature activation and adequate mechanical performance.
The material must soften at a low temperature without becoming unstable during routine handling, winding, transport, and storage. This requires careful control of polymer composition, processing temperature, residence time, and cooling conditions.
During melt spinning, polymer is heated and extruded through spinnerets to create continuous filaments. The extrusion temperature, throughput, pressure, spinneret condition, and cooling environment influence filament uniformity.
Stable melt spinning helps minimize denier variation, surface defects, weak points, and filament irregularity. These factors are important because an inconsistent filament may cause tension instability or breakage during knitting, weaving, sewing, or rewinding.
After extrusion, the filaments may be drawn to develop the desired strength, elongation, and dimensional behavior. Drawing changes the orientation of polymer chains and affects the relationship between mechanical properties and thermal response.
For low-melting yarn, drawing must be balanced carefully. Excessive orientation may reduce the desired bonding response, while insufficient orientation may result in poor tenacity, unstable elongation, or weak package performance. Controlled processing allows the manufacturer to produce yarn that is both thermally fusible and suitable for high-speed textile operations.
Winding converts the filament into a usable cone, bobbin, or package. Package density, winding angle, edge formation, tension, and surface smoothness all influence how the yarn performs on the customer’s machine.
A stable package should unwind consistently without excessive sloughing, snarling, or tension variation. Smooth rewinding is especially important for fine denier products and high-speed knitting or sewing operations.
Quality control may include monitoring denier, tensile strength, elongation, thermal activation, package appearance, winding condition, and visual defects. Sampling at multiple production stages helps identify variation before the product reaches the final packaging stage.
For customers with strict bonding requirements, additional testing such as differential scanning calorimetry may be used to evaluate the softening and melting curve. This provides more information than a single nominal temperature and helps confirm the actual thermal behavior of a production lot.
Low-melting yarn is application-sensitive. A product may meet a nominal temperature specification but still perform poorly if its tenacity, winding, thermal range, or package consistency is unsuitable for the customer’s machinery.
GC FIBER combines special textile research, production, sales, and technical support capabilities. The company develops and supplies functional textile materials, including biodegradable yarn, low melting yarn, ECDP yarn, anti-static yarn, HDPE yarn, bio-component yarn, and polyester filament yarn.
Its manufacturing experience since 2006 supports product development across different textile categories. This broad background is valuable because low-melting yarn is often used together with other fibers, coatings, elastic yarns, nonwovens, and technical structures. A supplier familiar with multiple material systems can better understand the interaction between the bonding yarn and the customer’s complete product.
The company’s dedicated design and research and development department supports the development of special and functional textile products. Customers can discuss customized denier, filament count, cross-section structure, color, package format, and other performance requirements rather than being limited to a fixed catalog product.
Different applications may require different balances of softness, tenacity, elongation, melting behavior, package size, color, and filament structure. For this reason, OEM and custom production are important parts of the supply process.
Although standard counts are available from 20D to 300D, a project may require a count outside the standard range or a special count tolerance. Customized denier can help match machine gauge, fabric weight, bonding density, and visual requirements.
Filament count affects surface feel, flexibility, coverage, and processing behavior. Cross-section design can also influence luster, friction, contact area, and the appearance of the yarn within an open textile structure.
Raw white is widely used in interlining and bonding applications, but dyed, black, or other color options may be required for visible yarn structures. Color selection should consider the face fabric, dye system, wash conditions, and light exposure.
A custom project should begin with a clear description of the intended use. Important information includes the substrate composition, machine type, bonding temperature, pressure, dwell time, expected wash conditions, stretch requirements, color, package size, and target order volume.
GC FIBER works with customers to translate these requirements into workable yarn solutions. Trial samples can help determine whether a standard grade is sufficient or whether a customized structure is needed.
Multiple production lines and machines provide flexibility for both smaller development orders and larger production requirements. Control over raw material supply and quality helps support continuity when a customer moves from laboratory trials to commercial production.
A coordinated team across sales, research and development, design, and production can follow the project from initial specification through sample preparation, technical adjustment, order production, quality inspection, and delivery.
Because this yarn has a low activation temperature, storage conditions should be managed carefully. Packages should remain in their original moisture-resistant packaging until they are ready for use.
Long-term exposure to temperatures above normal warehouse conditions may cause packages to soften slightly or adhere to one another. Correct packaging and inventory control reduce this risk.
A trial cone should be tested against the actual fabric or technical substrate before a large order is placed. Laboratory data is useful, but bonding performance depends strongly on the interaction between the yarn and the customer’s material.
Recommended evaluation areas include:
For demanding applications, customers may request a technical data sheet, production-lot information, denier tolerance, thermal analysis, and application-specific test results. These records help establish a reliable purchasing specification and reduce variation between future orders.
Incomplete bonding may result from insufficient temperature, short dwell time, inadequate pressure, poor contact, or an unsuitable substrate surface. The first step is to confirm actual temperature at the bonding interface rather than relying only on the machine display.
Increasing dwell time slightly, improving pressure uniformity, or using a modestly higher process temperature may improve bonding. Any adjustment should be checked for fabric discoloration, shrinkage, polymer migration, and loss of elasticity.
Too much heat, excessive pressure, or an overly long dwell time may cause the yarn to flow beyond the intended bonding area. This can create visible marks, hard spots, or surface contamination.
Manufacturers can often correct this by reducing temperature, shortening the dwell time, lowering pressure, or selecting a finer count. A cooling step may also help stabilize the structure before handling.
Breakage may be related to excessive machine tension, damaged guides, rough ceramic surfaces, package defects, high friction, or inconsistent winding. The yarn path should be inspected from the package to the knitting, weaving, or sewing zone.
Reducing tension and replacing damaged guides can often improve performance. If friction heat is suspected, machine speed and contact points should be reviewed.
A stiff bond may occur when too much yarn is concentrated in one area or when the material has been overheated. Reducing bonding density, selecting a finer count, lowering pressure, or reducing the thermal exposure may produce a softer result.
Thin or glossy face fabrics may show marks if the melted polymer is forced to the surface. Lower pressure, shorter dwell time, a protective release layer, or a different yarn placement can help minimize this problem.
Textile manufacturers are increasingly evaluating not only the final product but also the cleanliness and efficiency of the production process. A dry thermoplastic yarn can help reduce the need for liquid adhesive handling, solvent storage, and adhesive cleanup.
The yarn does not require a solvent carrier to perform its bonding function. It can be incorporated directly into a textile construction and activated only when needed. This can simplify production workflows and reduce material waste associated with excess coating or uneven liquid application.
Lower-temperature processing may also reduce energy demand compared with higher-temperature thermal bonding systems, although the actual saving depends on machine design, production speed, insulation, batch size, and heating efficiency.
Sustainability claims should always be assessed across the complete product life cycle. The final evaluation should consider polymer sourcing, production energy, packaging, transportation, product durability, washing behavior, and end-of-life treatment. The main advantages of this yarn are its low-temperature activation, dry processing format, durable bonding potential, and suitability for longer-lasting textile products.
The product’s main competitive advantage is the combination of a very low activation temperature and a pure nylon copolyamide composition. Many alternatives either require higher processing temperatures or use polyester-based formulations that may feel stiffer after bonding.
Its second advantage is versatility. The same product family can be supplied in fine counts for lace and lingerie, medium counts for apparel and footwear, and heavier counts for ropes and industrial textile structures.
A third advantage is process compatibility. The yarn can be rewound, knitted, woven, sewn, braided, or laid into a net structure before activation. This provides more design possibilities than a continuous adhesive sheet.
A fourth advantage is customization. Customers can work with a manufacturer capable of adjusting denier, filament structure, color, package format, and functional characteristics. Customization is particularly important when the yarn must operate on a specialized machine or bond an unusual substrate.
A fifth advantage is supplier breadth. GC FIBER’s experience with multiple special and functional fiber categories allows customers to discuss complete textile solutions rather than treating the low-melting yarn as an isolated commodity.
The correct grade should be selected according to the following factors:
When the substrate is delicate and the service temperature is moderate, the 85°C grade may provide an effective balance of protection and bonding. When the finished product will experience higher temperatures, a different low-melting grade may be more suitable. Technical trials should determine the final choice.
Its main function is to provide a thermally activated bonding component within textile structures. When heated to the appropriate temperature, it softens and bonds adjacent fibers or textile layers, then solidifies during cooling.
No. The product is based on pure nylon copolyamide. This provides a nylon-oriented combination of softness, flexibility, tenacity, and dye compatibility without relying on a polyester blend.
The nominal product rating is approximately 85°C, but actual softening and flow occur across a temperature range. The precise behavior depends on the polymer formulation, production lot, yarn count, pressure, dwell time, and heating method. Customers should confirm the thermal curve for critical applications.
It can be considered for elastic materials because its low activation temperature may reduce thermal stress. However, the actual combination must be tested to verify stretch recovery, bond durability, and resistance to repeated extension.
No. It can support bonding, stabilization, tacking, and reinforcement, but the final construction must be designed according to load, movement, wash conditions, and safety requirements. In many applications it works together with stitching or another structural support system.
Yes. Fine and medium counts can be considered for seamless underwear, lingerie, elastic components, and related products where low bulk, softness, and flexible bonding are required.
Yes. Fine denier options are suitable for delicate textile structures, provided that the selected bonding temperature and pressure do not damage the lace, dye, elastic fibers, or surface finish.
Yes. It can help secure core fibers and reduce shedding or fiber pull-out in chenille constructions. The correct count depends on the yarn design and the desired balance between reinforcement and softness.
Fine denier grades can be processed on suitable warp knitting or Raschel machines. Machine tension, yarn guides, speed, friction, and package unwinding should be adjusted to prevent breakage or premature softening.
Excessive heat may cause over-flow, polymer migration, stiffness, glazing, discoloration, or damage to the substrate. It is generally better to establish the lowest effective temperature and then adjust dwell time or pressure carefully.
It should be kept in its original packaging in a cool, dry location away from direct sunlight, steam, heaters, hot machinery, and other heat sources. Storage below 30°C is recommended whenever practical.
Dyed versions may be available, and nylon is generally compatible with nylon-oriented dye systems. Customers should confirm the required color, dye method, washfastness, lightfastness, and shade tolerance before bulk production.
Properly processed bonded structures can offer good resistance to normal washing and flexing. The final result depends on the substrate, bonding design, thermal conditions, detergent, washing temperature, and mechanical action. Application-specific testing is recommended.
Many properly bonded constructions can tolerate normal dry-cleaning conditions, but solvent compatibility must be confirmed for the complete assembly. The customer should perform testing using the actual fabric, trim, dye, and cleaning process.
Adhesive film is a continuous sheet, while low-melting yarn can be knitted, woven, sewn, braided, or arranged in an open net. The yarn format can preserve more breathability, softness, and flexibility in selected applications.
Customers should provide the required count, material or substrate, application, machine type, color, package format, estimated annual quantity, activation conditions, and any special requirements for strength, elasticity, wash resistance, or bonding performance.
Yes. Custom production may include denier, filament count, cross-section, color, package size, and other functional characteristics. Development should begin with a clear technical specification and, where possible, a sample of the target fabric or finished construction.
Yes. A trial cone or sample package allows the customer to verify machine running, bonding conditions, appearance, hand feel, and durability before committing to a larger production order.
Pure Nylon Low Melting Yarn 85 Degree is a specialized thermoplastic copolyamide yarn for low-temperature textile bonding. Its approximately 85°C activation point makes it suitable for delicate and heat-sensitive materials that may be damaged by conventional high-temperature processes.
The product combines soft feel, high tenacity, easy rewinding, flexible bonding, and a broad count range from 20D to 300D. It can be used in seamless underwear, lingerie, lace, ribbons, elastic structures, chenille yarn, bonded sewing thread, three-dimensional knitted fabric, footwear components, ropes, cable-related textiles, and technical textile assemblies.
Compared with liquid adhesives, it provides a clean, dry, precisely placeable bonding method. Compared with higher-melting yarns, it offers a gentler thermal process that can protect sensitive substrates. Compared with continuous hot melt film, it provides greater freedom to create breathable, flexible, and localized bonding patterns.
GC FIBER supports this product with polymer and filament processing capabilities, research and development resources, custom OEM services, multiple production lines, and coordinated technical support. By combining standard counts with customized development, the company can help textile manufacturers identify a yarn solution that matches their equipment, materials, performance targets, and production scale.
The best results come from selecting the correct yarn count, controlling temperature and pressure, allowing adequate cooling, and testing the complete textile assembly before commercialization. When these factors are managed carefully, 85°C pure nylon low-melting yarn can provide an efficient and versatile route to durable, soft, and low-profile textile bonding.
1. Internal product specifications for Pure Nylon Low Melting Yarn 85 Degree, including available counts, applications, and processing features.
2. Technical information on copolyamide thermoplastic yarn formulation, low-temperature softening, and thermal bonding behavior.
3. General textile engineering principles concerning nylon filament spinning, drawing, winding, denier selection, and package quality.
4. General guidance for thermoplastic textile bonding, including the influence of temperature, pressure, dwell time, cooling, and substrate construction.
5. Manufacturer information concerning custom functional yarn development, OEM production, quality control, and special textile research.
Made of PBS (Polybutylene Succinate), fully biodegradable.Features:1.Home compostable2.Raw material: PBS Polybutylene Su...
READ MOREPlease fill out the form below and our team will contact you as soon as possible.
Addres: No.66 Qiaogang Road, Haian, Nantong City, Jiangsu Province, China
E-mail: service@gcfiber.com admin@gcfiber.com
Copyright ? GC FIBER All Rights Reserved. Eco-Friendly Textile Products Manufacturer Biodegradable Yarn Company
