Netkaná textília PA Spunbond

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Introduction to WINIW PA Spunbond Nonwoven Fabric: A High-Performance Solution from China’s Trusted Supplier

Ako vedúci PA Spunbond Nonwoven Fabric supplier in China, WINIW has dedicated over 15 years to researching, developing, and manufacturing polyamide (PA, bežne známy ako nylon) spunbond nonwovens. Unlike traditional woven fabrics or other nonwoven types (napr., fúkané z taveniny, ihlou), PA spunbond nonwoven fabric integrates the inherent advantages of polyamide—high tensile strength, excellent abrasion resistance, and natural hydrophilicity—with the efficient production and structural versatility of spunbond technology. This unique combination makes it a preferred material across industries ranging from healthcare and hygiene to automotive, filtrácia, a textilu.

WINIW’s PA spunbond nonwoven fabric stands out for its consistent quality, prispôsobiteľné vlastnosti, a nákladovej efektívnosti. We source premium PA 6 and PA 66 čipsy (compliant with EU REACH and FDA standards) and use advanced German-manufactured spunbond lines to ensure each roll meets strict performance criteria. Whether you need a lightweight 15gsm fabric for disposable hygiene products or a heavy-duty 180gsm variant for industrial applications, our production capacity (1,200 ton/mesiac) and flexible customization capabilities enable us to fulfill both small-batch trials and large-scale bulk orders.

A WINIW, we understand that different industries have unique requirements. Our PA spunbond nonwoven fabric is not just a “univerzálna veľkosť” product—it is engineered to address specific pain points: healthcare clients benefit from its antibacterial and hypoallergenic properties; automotive manufacturers rely on its high strength-to-weight ratio; and filtration companies value its uniform pore structure. This versatility, paired with our global logistics network and responsive after-sales service, has made us the go-to partner for PA spunbond nonwovens in over 60 krajín.

What Is PA Spunbond Nonwoven Fabric? Technológia & Hlavné výhody

To fully appreciate the value of WINIW PA Spunbond Nonwoven Fabric, it is essential to understand its manufacturing principle and how it differs from other fabrics. Spunbond nonwoven technology is a “one-step” process that converts polymer chips directly into fabric, while polyamide’s chemical structure endows the fabric with unique performance traits.

1. Spunbond Manufacturing Technology: Efektívnosť & Dôslednosť

PA spunbond nonwoven fabric is produced via the spunbond proces—a continuous, high-speed method that eliminates the need for yarn spinning and weaving. WINIW’s production line follows these key steps, all controlled by computerized systems to ensure uniformity:

1. Tavenie polymérov & Extrúzia: Premium PA 6 or PA 66 čipsy (moisture content ≤0.05%) are fed into an extruder, where they are melted at 230–260°C (PA 6) or 250–280°C (PA 66). The molten polymer is then forced through a spinneret (equipped with 500–1,200 holes per meter) aby sa vytvorili súvislé vlákna (denier range: 1.0-5,0 dpf).
2. Chladenie vlákna & Kreslenie: The extruded filaments are immediately cooled by high-velocity air (20–25 °C) stuhnúť, zabraňujúce prilepeniu. They are then drawn by godet rollers at a speed of 3,000–5,000 m/min to align the polymer molecules—this step enhances the filament’s tensile strength by 30–40%.
3. Web Formation: The drawn filaments are randomly distributed onto a moving conveyor belt (forming a “web”) using air-laid technology. Random distribution ensures the fabric has izotropná pevnosť (equal strength in machine and cross directions), unlike woven fabrics which are stronger along the warp (dĺžka) than weft (šírka).
4. Tepelné lepenie: The filament web passes through a pair of calendar rolls heated to 120–160°C. The heat melts the surface of the PA filaments, fusing them together at contact points to form a stable, pórovitá tkanina. The pressure and temperature of the calendar rolls are adjusted based on the desired fabric thickness and bonding strength.
5. Rezanie & Navíjanie: The finished fabric is slit into rolls of custom widths (1–3.2 meters) a navinuté na jadrá. Each roll is inspected for defects (napr., diery, nerovnomerná hrúbka) and labeled with batch information (dátum výroby, gramáž, šírka) pre sledovateľnosť.

Compared to other nonwoven processes (napr., fúkané z taveniny, which produces finer but weaker filaments, or needle-punched, which uses mechanical needling to bond fibers), the spunbond process offers two critical advantages:

• Vysoká efektivita výroby: Our line produces 50–80 meters of fabric per minute—far faster than needle-punched (10-20 m/min) or woven (5-15 m/min) processes—lowering unit costs for bulk orders.
• Jednotná štruktúra: The continuous filaments and thermal bonding create a fabric with consistent thickness (variation ≤±5%), gramáž (variation ≤±3%), and pore size—critical for applications like filtration and medical dressings.

2. Core Advantages of PA (polyamid) Materiál

The performance of WINIW PA Spunbond Nonwoven Fabric is rooted in the inherent properties of polyamide (PA), a synthetic polymer known for its balance of strength, flexibilita, a funkčnosť. Below are the key advantages of PA over other polymers (napr., polyester, polypropylén) used in spunbond nonwovens:

Výhoda	PA (polyamid) Výkon	Comparison with Other Polymers	Relevant Applications
Vysoká pevnosť v ťahu & Odolnosť proti oderu	Pevnosť v ťahu: 40-60 N/5 cm (150gsm tkanina); Odolnosť voči oderu: ≥50 000 cyklov (ASTM D4966)	30% stronger than polypropylene (PP) spunbond; 15% more abrasion-resistant than polyester (PET) spunbond	Automotive interior fabrics (poťahy sedadiel, výplne dverí), priemyselné utierky, geotextílie
Natural Hydrophilicity	Water absorption rate: 8–12% (weight gain, 24h ponorenie); Obnovenie vlhkosti: 4.5–5.5%	Far more hydrophilic than PP (water absorption ≤0.01%); More breathable than PET (moisture regain ≤0.4%)	Hygienické výrobky (detské plienky, ženská starostlivosť), lekárske obväzy (wound contact layers), sports textiles
Mäkkosť & Priateľskosť k pokožke	Tuhosť: 5–8 cN·cm (ASTM D4032); Skin irritation score: 0 (Oeko-Tex® trieda I)	Softer than PET spunbond (stuhnutosť: 10–15 cN·cm); Non-irritating, unlike some PP variants with additives	Detské obrúsky, tvárové masky, disposable bed linens
Chemická odolnosť	Odolný voči slabým kyselinám (pH 4–6), weak alkalis (pH 8–10), olejov, a rozpúšťadlá (etanol, mineral spirits)	More resistant to oils than PP; Less sensitive to strong acids than PET	Industrial filtration (oil mist filtration), chemical-resistant wipes, automotive underhood components
Tepelná stabilita	Melting point: 215–225°C (PA 6); 255–265°C (PA 66); Tepelná odolnosť: Zachováva 80% strength at 120°C	Higher melting point than PP (160–170°C); Similar to PET (250–260°C) but more flexible at high temperatures	Automotive underhood fabrics (heat shields), industrial sewing threads, high-temperature filtration

3. Why Choose WINIW PA Spunbond Nonwoven Fabric?

Beyond the inherent advantages of PA spunbond technology, WINIW adds value through strict quality control, prispôsobenie, and sustainability—factors that set us apart from other suppliers in China:

• Premium Raw Materials: We use only virgin PA 6/66 chips from leading global suppliers (BASF, DSM) to avoid impurities that cause fabric defects (napr., spots, breakage). All chips are tested for melt flow rate (MFR: 18–25 g/10min) and moisture content before production.
• Advanced Quality Control: Každá dávka prechádza 12 quality checks (from raw material to finished roll), including grammage, hrúbka, pevnosť v ťahu, and pore size. We maintain a defect rate of ≤0.3%—far below the industry average of 1–2%.
• Flexible Customization: We offer tailored solutions for grammage (15–180gsm), šírka (1-3,2 m), farba (standard white/black, plus custom Pantone colors), a povrchové úpravy (antibakteriálne, antistatický, vodoodpudivá).
• Trvalo udržateľná výroba: Our production line uses 20% less energy than traditional spunbond lines (via heat recovery systems) a recykluje 95% of production waste (trimmings, defective filaments) into secondary PA products. We also offer recycled PA spunbond fabric (30–50% recycled content) for eco-conscious clients.

Detailed Specifications of WINIW PA Spunbond Nonwoven Fabric

WINIW provides comprehensive technical specifications for our PA Spunbond Nonwoven Fabric to help clients select the right variant for their applications. All parameters are tested in accordance with international standards (ASTM, ISO, AATCC) and verified by third-party laboratories (SGS, Intertek).

Kategória	Parameter	Testovací štandard	Value Range	Popis
Basic Information	Materiálové zloženie	ASTM D6296	100% PA 6 alebo 100% PA 66 (custom blends available)	PA 6: Nižšia teplota topenia, better flexibility; PA 66: Vyššia pevnosť, better heat resistance
	Gramáž (Hmotnosť na jednotku plochy)	ISO 3801	15gsm – 180gsm (in 5gsm increments)	15– 30 g/m2: Ľahká (hygiena, masky); 30– 80 g/m2: Stredná (utierky, lekárske obväzy); 80–180gsm: Vysokovýkonné (automobilový priemysel, priemyselné)
	šírka	ISO 3932	1000mm – 3200mm (custom slitting available)	Standard width: 1600mm, 2400mm; Max roll diameter: 600mm (priemer jadra: 76mm)
	Farba	CIE L*a*b*	Štandardné: Biela (L*≥90), Čierna (L*≤10); Vlastné: Any Pantone color (ΔE≤1.0)	Colorfastness: ≥4–5 (umyť: ISO 105-C06; svetlo: ISO 105-B02)
Physical & Mechanické vlastnosti	Pevnosť v ťahu (MD/CD)	ASTM D5035	15gsm: 8-12 N/5 cm / 6-10 N/5 cm; 180gsm: 50-60 N/5 cm / 40-50 N/5 cm	MUDr (Smer stroja); CD (Krížový smer); Strength increases with grammage
	Predĺženie pri prestávke (MD/CD)	ASTM D5035	25– 35 % / 30– 40 %	Higher elongation than PET spunbond (15–25 %), enabling better fit for curved surfaces (napr., automotive seats)
	Sila slzy (MD/CD)	ASTM D1424	15gsm: 2–3 N / 1.5–2.5 N; 180gsm: 8–10 N / 7–9 N	Resistant to tearing during handling (napr., stieranie, šitie)
	Odolnosť proti oderu	ASTM D4966	≥30,000 cycles (15– 50 g/m2); ≥50 000 cyklov (80–180gsm)	Withstands repeated friction without fiber breakage
	Tuhosť (MD/CD)	ASTM D4032	3–6 cN·cm / 4–8 cN·cm (15– 50 g/m2); 8–15 cN·cm / 10–20 cN·cm (80–180gsm)	Lightweight variants: Soft and drapeable; Heavy-duty variants: Rigid enough for structural applications
Funkčné vlastnosti	Absorpcia vody	AATCC 79	8–12% (weight gain after 24h immersion in distilled water)	Natural hydrophilicity; No need for additional hydrophilic additives (unlike PP)
	Obnovenie vlhkosti	ISO 6348	4.5–5.5% (at 20°C, 65% RH)	Retains moisture without feeling damp, ideal for skin-contact applications
	Priepustnosť vzduchu	ISO 9237	50-200 l/m²·s (15– 50 g/m2); 20–80 L/m²·s (80–180gsm)	Balances breathability and barrier properties (adjustable via bonding pressure)
	Pore Size	ASTM F316	10–50 μm (15– 50 g/m2); 5–20 μm (80–180gsm)	Uniform pore distribution for consistent filtration or liquid penetration
Bezpečnosť & Súlad	Toxicity & Podráždenie pokožky	FDA 21 CFR 177.1500; Štandard Oeko-Tex® 100	Netoxický (žiadne ťažké kovy, ftaláty); Skin irritation score: 0 (trieda I, bezpečné pre dojčatá)	Suitable for food-contact surfaces (napr., vložky na balenie potravín) a detské výrobky
	Chemical Compliance	DOSAHUJEM (197 SVHC); US CPSIA	Žiadne obmedzené látky (lead ≤100ppm, cadmium ≤100ppm); Compliant with global toy and children’s product regulations	Children’s clothing liners, produkty starostlivosti o bábätká, imported goods for EU/US markets
	Horľavosť	ASTM D6413 (USA); IN 1103 (EÚ)	Self-extinguishing (flame spread ≤100mm/min); Voliteľná úprava spomaľujúca horenie (meets UL94 V-0)	Automotive interior fabrics (FMVSS 302 vyhovujúci), public building textiles
Tepelné vlastnosti	Teplota topenia	ASTM D3418	PA 6: 215–225°C; PA 66: 255–265°C	Odoláva spracovaniu pri vysokej teplote (napr., tepelné tesnenie, laminovanie)
	Tepelná odolnosť	ISO 2578	Retains ≥80% tensile strength after 1000h at 100°C; ≥70% at 120°C	Automotive underhood components, industrial oven liners

Key Variants of WINIW PA Spunbond Nonwoven Fabric & Priemyselné aplikácie

WINIW’s PA spunbond nonwoven fabric is available in multiple variants, each optimized for specific industry needs. By adjusting grammage, povrchové úpravy, and bonding density, we tailor the fabric to solve unique challenges in healthcare, automobilový priemysel, hygiena, filtrácia, a ďalšie. Below is a detailed breakdown of core variants and their real-world applications.

1. Lightweight Hygiene & Healthcare Variant (15– 50 g/m2)

Designed for skin-contact and disposable products, this variant prioritizes softness, hydrofilnosť, and hypoallergenicity. Key modifications include:

• Fine filaments (1.0-2,0 dpf) for ultra-soft texture (stiffness ≤6 cN·cm).
• Low thermal bonding pressure (80– 100 barov) to maintain high air permeability (100-200 l/m²·s).
• Optional silver-ion antibacterial treatment (99% inhibition of E. coli/S. aureus, ASTM E2149).

1.1 Baby Care Applications

• Baby Diaper Liners: The fabric’s natural hydrophilicity (8–12% water absorption) quickly wicks urine away from the skin, while its softness prevents diaper rash. Unlike PP spunbond (which requires hydrophilic coatings that wear off), our PA variant maintains wicking performance for the product’s lifespan. Major diaper brands (napr., Huggies, Pampers) use our 20–30gsm fabric as the top sheet liner.
• Disposable Baby Wipes: The 15–25gsm variant is strong enough to withstand wiping (tensile strength ≥10 N/5cm) but gentle on sensitive skin. It absorbs 3x its weight in water-based solutions (napr., baby lotion) bez trhania, making it ideal for multi-purpose cleaning (face, hands, toys).

1.2 Produkty ženskej hygieny

• Sanitary Pad Top Sheets: The 25–35gsm fabric’s porous structure (pore size 20–50 μm) allows menstrual fluid to pass through quickly to the absorbent core, while its moisture regain (4.5–5.5%) keeps the surface dry. The hypoallergenic property (Oeko-Tex® trieda I) eliminates irritation from long-term wear.
• Disposable Underpads: The 35–50gsm variant with a thin PE film backing (for leak-proofing) is used as disposable underpads for women in postpartum recovery. Its tensile strength (≥20 N/5cm) resists tearing during movement, and the soft surface reduces friction on sensitive skin.

1.3 Healthcare Applications

• Medical Dressings (Wound Contact Layers): The 20–30gsm antibacterial variant acts as a non-adherent layer between the wound and absorbent pad. It is permeable to exudate (fluid from wounds) but prevents bacteria from entering, zníženie rizika infekcie. Hospitals in China and Southeast Asia use this fabric for minor burns and surgical wounds.
• Disposable Bed Linens & Róby: The 40–50gsm variant balances durability (tear strength ≥5 N) a pohodlie. It is used in hospitals and clinics as single-use bed sheets, obliečky na vankúše, and patient gowns—its breathability (150-200 l/m²·s) zabraňuje prehriatiu, and it can be easily disposed of to avoid cross-contamination.
• Masky na tvár (Inner Layers): The 15–20gsm fabric is the inner skin-contact layer of surgical and protective masks. Its softness reduces irritation from prolonged mask wear, while its moisture regain keeps the skin from drying out. Na rozdiel od PP (which can cause “maskne”), our PA variant is non-comedogenic (does not clog pores).

2. Medium-Weight Industrial & Textile Variant (50– 100 g/m2)

This versatile variant focuses on strength, odolnosť proti oderu, and compatibility with secondary processing (napr., dyeing, tlač, laminovanie). Key features:

• Medium filaments (2.0-3,0 dpf) for balanced strength and flexibility (tensile strength 25–40 N/5cm).
• Moderate bonding pressure (100–120 bar) for durability without sacrificing drape.
• Optional antistatic treatment (surface resistance 10⁶–10⁸ Ω, ASTM D257) for electronics-related applications.

2.1 Priemyselné utierky

• Olej & Grease Wipes: The 60–80gsm variant’s oil resistance (resistant to mineral oil, engine oil) and high tensile strength (≥30 N/5cm) make it ideal for cleaning machinery parts, automobilové motory, a továrenské poschodia. It absorbs 2x its weight in oil without disintegrating, replacing cotton rags that leave lint and fray quickly.
• Utierky na čistenie elektroniky: The 50–60gsm antistatic variant is used to clean circuit boards, LCD screens, a elektronické komponenty. Its lint-free structure (filament bonding avoids fiber shedding) and antistatic property (prevents dust reattachment) protect sensitive electronics from damage. Companies like Foxconn use this variant in their production lines.

2.2 Textilné & Apparel Applications

• Garment Interlinings: The 60–80gsm variant is used as fusible interlining for jackets, košele, and dresses. It bonds to fabric when heated (120–140 °C) without shrinking, adding structure to collars, manžety, and hems. Its flexibility (elongation ≥30%) ensures the garment retains movement, unlike rigid woven interlinings.
• Vložky do športového oblečenia: The 50–70gsm variant’s moisture regain (4.5–5.5%) wicks sweat away from the body, making it ideal as a liner for running shirts, nohavice na jogu, and ski jackets. Je ľahký (50– 70 g/m2) a priedušná (80-150 l/m²·s), preventing overheating during exercise. Outdoor brands (napr., The North Face) use this fabric in their performance apparel lines.

2.3 Home Textile Applications

• Disposable Curtains & Tablecloths: The 70–90gsm variant is used in hotels, reštaurácie, and event venues as single-use or short-term textiles. It is available in custom colors (napr., white for weddings, black for corporate events) and prints, with colorfastness ≥4–5 (resists fading from sunlight). Its tensile strength (≥35 N/5 cm) withstands repeated handling (napr., opening/closing curtains).
• Upholstery Fabric Backing: The 80–100gsm variant is bonded to woven upholstery fabrics (napr., bavlna, bielizeň) to add stability and prevent stretching. It improves the fabric’s abrasion resistance (od 20,000 do 50,000 cyklov) and extends the lifespan of sofas, stoličky, a vankúše.

3. Heavy-Duty Automotive & Industrial Variant (80–180gsm)

Engineered for high-stress and structural applications, this variant emphasizes strength, tepelná odolnosť, and dimensional stability. Key modifications:

• Thick filaments (3.0-5,0 dpf) for maximum tensile strength (40-60 N/5 cm).
• High thermal bonding pressure (120– 150 barov) for dense, rigid structure (stiffness 10–20 cN·cm).
• Optional flame-retardant and UV-stabilized treatments for outdoor/automotive use.

3.1 Automotive Interior Applications

• Poťahy sedadiel & Panely dverí: The 120–150gsm variant with flame-retardant treatment (FMVSS 302 vyhovujúci) is used as the base layer for automotive seat covers and door panels. Its high abrasion resistance (≥50 000 cyklov) withstands years of use (napr., getting in/out of the car), while its flexibility (elongation ≥30%) conforms to curved seat shapes. Major automakers (napr., Toyota, Volkswagen) source this fabric for their mid-range models.
• Carpet Backing: The 100–120gsm variant bonds to automotive carpets to prevent fraying and improve sound insulation. It is resistant to oil and grease (common in car interiors) and retains shape even in extreme temperatures (-30°C až 80 °C), avoiding warping in hot summers or cold winters.
• Underhood Components: The 150–180gsm heat-resistant variant (PA 66, melting point 255–265°C) is used as a liner for engine covers and heat shields. Zachováva sa 70% of its strength at 120°C, protecting nearby components (napr., elektroinštalácie, hadice) od tepla motora. It is also resistant to oil and coolant leaks, ensuring long-term durability.

3.2 Priemyselná & Construction Applications

• Geotextílie (Stabilizácia pôdy): The 150–180gsm variant is used in road construction and landscaping as a geotextile to stabilize soil. Jeho vysoká pevnosť v ťahu (≥50 N/5 cm) prevents soil erosion, while its porous structure (pore size 5–20 μm) allows water to drain, avoiding waterlogging. It is used in highway projects in China and Southeast Asia to extend road lifespan by 5–10 years.
• Industrial Sewing Threads: The 80–100gsm fabric is slit into narrow strips (1–2cm) and twisted to form high-strength sewing threads. These threads are used to sew heavy-duty products like shipping bags, stany, and industrial belts—their tensile strength (≥40 N) is 2x that of cotton threads, and they resist rotting in humid environments.
• Filter Bags for Dust Collection: The 100–120gsm variant with uniform pore size (10–20 μm) is used as filter bags in factories (napr., cement, oceľ) to collect dust. Its high air permeability (20–80 L/m²·s) allows air to pass through while trapping dust particles (≥90% efficiency for 5–10 μm particles). It is resistant to abrasion from dust particles, lasting 6–12 months (vs. 3–6 months for PP filter bags).

4. Custom-Treated Variants (Specialized Functionality)

For clients with unique needs, WINIW offers custom surface treatments to enhance the fabric’s performance. Below are the most requested treated variants:

Typ liečby	Technical Parameters	Kľúčové výhody	Cieľové aplikácie
Silver-Ion Antibacterial	Antibacterial rate: ≥ 99 % (E. coli, S. aureus, ASTM E2149); Zachováva 90% efficacy after 50 umýva	Prevents bacterial growth, znižuje zápach, inhibits infection	Lekárske obväzy, detské obrúsky, sports apparel liners
Antistatické	Surface resistance: 10⁶–10⁸ Ω (ASTM D257); Static decay time: ≤0.1s (ANSI/ESD S20.20)	Prevents static charge buildup, avoids dust attraction	Electronics cleaning wipes, circuit board packaging, cleanroom textiles
Vodoodpudivá (Hydrofóbne)	Kontaktný uhol vody: ≥110° (AATCC 118); Zachováva 80% efficacy after 20 umýva	Odpudzuje vodu, maintains dry surface	Vonkajšie vankúše, autopoťahy sedadiel (convertibles), raincoat liners
Nehorľavý	Flame spread: ≤100mm/min (ASTM D6413); UL94 V-0 hodnotenie (voliteľné)	Self-extinguishing, meets safety standards	Automobilové interiéry (FMVSS 302), public building curtains, industrial oven liners
UV-stabilizované	UV odolnosť: Zachováva 80% strength after 1000h UV exposure (ASTM G154)	Prevents fading, degradation from sunlight	Outdoor geotextiles, awnings, poľnohospodárske kryty
Dyeable	Dye uptake: ≥ 90 % (reactive dyes); Colorfastness: ≥4–5 (wash/light)	Accepts custom colors/prints, consistent hue	Home textiles (závesy, obrusy), promotional products

Výrobný proces & Quality Control at WINIW

As a professional PA spunbond nonwoven fabric supplier in China, WINIW adheres to strict manufacturing standards and quality control protocols to ensure every roll meets client expectations. Our 20,000㎡ factory in Yancheng, Jiangsu Province, is equipped with 4 advanced spunbond production lines (imported from Reifenhäuser, Nemecko) and a dedicated quality inspection laboratory—enabling us to produce 1,200 tons of PA spunbond fabric monthly with consistent quality.

1. Surovinové zdroje & Pre-Treatment

The foundation of high-quality PA spunbond fabric is premium raw materials. Sme zdrojom 100% virgin PA 6 and PA 66 chips from trusted global suppliers (BASF, DSM, and Sinopec) that meet EU REACH and FDA standards. Pred výrobou, all chips undergo rigorous pre-treatment and testing:

1. Moisture Removal: PA chips absorb moisture from the air, which causes bubbles and defects during extrusion. We dry the chips in a dehumid ifier dryer at 80–100°C for 4–6 hours, zníženie obsahu vlhkosti na ≤ 0,05 % (tested with a halogen moisture analyzer).
2. Rýchlosť toku taveniny (MFR) Testovanie: We test MFR per ASTM D1238 (230°C, 2.16kg load) to ensure consistency—PA 6 chips must have MFR 18–22 g/10min, and PA 66 chips 20–25 g/10min. Chips outside this range are rejected, as they can cause uneven filament formation.
3. Impurity Screening: Chips are passed through a 100-mesh screen to remove foreign particles (napr., prach, metal fragments) that could damage the spinneret or create fabric defects.

2. Spunbond Production Line: Presnosť & Efektívnosť

Our Reifenhäuser spunbond lines are fully automated with PLC control systems, ensuring precise parameter control and minimal human error. The production process is divided into 5 key stages, each monitored in real-time by sensors and cameras:

2.1 Extrúzia & Tvorba vlákna

The dried PA chips are fed into a single-screw extruder (diameter 60mm) with a length-to-diameter ratio of 30:1. The extruder barrel is divided into 5 vykurovacie zóny, with temperatures gradually increasing from 200°C (feed zone) to 230–260°C (die zone) for PA 6, or 250–280°C for PA 66. This gradual heating prevents thermal degradation of the polymer.

The molten PA is forced through a spinneret (width 3.2m) containing 1,200 holes per meter (hole diameter 0.3mm). The spinneret is precision-machined to ensure each hole has identical dimensions, producing filaments with uniform denier (variation ≤±5%).

2.2 Chladenie vlákna & Kreslenie

Ihneď po extrúzii, the filaments are cooled by a cross-flow air quench system (20–25 °C, air velocity 15–20 m/s). This rapid cooling solidifies the filaments and prevents them from sticking together. The cooled filaments are then drawn by a pair of godet rollers rotating at 3,000–5,000 m/min—this stretching aligns the polymer molecules, increasing tensile strength by 30–40% compared to undrawn filaments.

Our lines feature an automatic filament breakage detection system: if a filament breaks, the machine alerts operators and marks the affected area for later removal, ensuring no defective fabric reaches clients.

2.3 Web Formation & Tepelné lepenie

The drawn filaments are distributed onto a moving conveyor belt (speed 50–80 m/min) using an air-laid system. This system uses compressed air to spread the filaments randomly, creating a web with isotropic strength (machine direction/cross direction strength ratio ≤1.2:1).

The web then enters a thermal bonding unit consisting of two calendar rolls (one rubber, one metal), heated to 120–160°C. The pressure (80– 150 barov) and temperature are adjusted based on the desired grammage:

• Ľahká (15– 50 g/m2): 80– 100 barov, 120–140 °C (softer bonding for flexibility).
• Vysokovýkonné (80–180gsm): 120– 150 barov, 140–160 °C (stronger bonding for rigidity).

The thermal bonding fuses filaments at their contact points, creating a stable fabric while maintaining porosity.

2.4 Povrchová úprava (Voliteľné)

For treated variants (antibakteriálne, antistatický, atď.), the fabric passes through a surface treatment unit after bonding:

• Antibacterial/Special Coatings: A precision spray system applies water-based coatings (napr., silver-ion solution) evenly across the fabric surface. The fabric then enters a drying oven (80–100 °C) to cure the coating, ensuring it bonds to the filaments.
• Flame-Retardant Treatment: The fabric is dipped in a flame-retardant solution (phosphorus-based for PA) and squeezed to control coating weight (10–15% of fabric weight). It is then dried at 120°C to activate the flame-retardant chemicals.

All treatments are VOC-free and comply with EU REACH and FDA standards.

2.5 Rezanie, Navíjanie & Balenie

The finished fabric is slit into custom widths (1-3,2 m) using a laser slitting machine, which creates clean edges without fraying. The slit fabric is wound onto 76mm diameter paper or plastic cores, with roll diameters up to 600mm (controlled by a tension sensor to avoid over-winding).

Each roll is labeled with:

• Podrobnosti o produkte: materiál (PA 6/66), gramáž, šírka, dĺžka.
• Batch information: dátum výroby, line number, quality inspector ID.
• Compliance marks: Štandard Oeko-Tex® 100, FDA, REACH.

Rolls are then wrapped in PE film to protect against moisture and dust, and packed into sturdy cartons (with wooden pallets for bulk orders) na prepravu.

3. Kontrola kvality: 12-Step Inspection Protocol

WINIW implements a rigorous 12-step quality control process, from raw material intake to finished product shipment, to ensure zero defects. Our in-house laboratory is equipped with advanced testing equipment (napr., tensile tester, abrasion tester, air permeability meter) calibrated monthly to international standards.

Inspection Step	Testovacia metóda	Acceptance Criteria	Sample Size
1. Surovina (PA Chips)	Obsah vlhkosti, MFR, impurity check	Moisture ≤0.05%; MFR 18–25 g/10min; No visible impurities	1kg per batch (10 batches/day)
2. Filament Denier	ASTM D1577 (filament thickness measurement)	Denier variation ≤±5% of target (1.0-5,0 dpf)	10 filaments per hour
3. Web Uniformity	Vizuálna kontrola + thickness measurement (ISO 5084)	Thickness variation ≤±5%; No holes or thin spots	Nepretržitý (camera system)
4. Pevnosť v ťahu	ASTM D5035 (MD/CD testing)	Meets specified range (8-60 N/5 cm)	5 samples per roll (randomly selected)
5. Predĺženie pri prestávke	ASTM D5035	25– 40 % (MD/CD)	Same as tensile strength samples
6. Gramáž	ISO 3801 (10x10cm sample weighing)	Variation ≤±3% of target (15–180gsm)	10 samples per batch
7. Priepustnosť vzduchu	ISO 9237	Meets specified range (20-200 l/m²·s)	3 samples per batch
8. Absorpcia vody	AATCC 79	8–12% weight gain (untreated variants)	3 samples per batch
9. Antibacterial Efficacy (if treated)	ASTM E2149	≥99% inhibition of E. coli/S. aureus	1 sample per treated batch
10. Colorfastness	ISO 105-C06 (umyť); ISO 105-B02 (svetlo)	≥4–5 rating	1 sample per color batch
11. Rozmerová stabilita	ISO 3759 (zmrštenie po praní)	Shrinkage ≤2% (MD/CD)	3 samples per batch
12. Final Visual Inspection	manuál + camera check for defects	No holes, škvrny, or uneven bonding; Clean edges	100% of rolls (random 1m inspection per roll)

Any product failing to meet these criteria is either reworked (napr., re-slitting for width errors) alebo vyradené. Our quality control system ensures a defect rate of ≤0.3%, hlboko pod priemyselným priemerom 1 – 2 %.

Customization Services: Tailored Solutions for Your Needs

A WINIW, we understand that off-the-shelf products may not meet every client’s unique requirements. As a leading PA spunbond nonwoven fabric supplier in China, ponúkame komplexné služby prispôsobenia na úpravu vlastností látky, veľkosť, and functionality—ensuring it perfectly fits your application. Below is an overview of our customization capabilities:

1. Materiál & Prispôsobenie výkonu

We adjust the fabric’s composition and production parameters to optimize performance for your specific use case:

Customization Type	Nastaviteľné parametre	Range of Adjustment	Example Applications
PA Type & Zmiešajte	PA 6, PA 66, or PA 6/66 zmesi	100% PA 6; 100% PA 66; 50/50 do 80/20 PA 6/66 zmesi	PA 6: Soft hygiene products; PA 66: High-temperature automotive parts
Gramáž & Hrúbka	Weight per unit area, popierač vlákna	15–180gsm (in 5gsm increments); Hrúbka: 0.1- 0,8 mm	15gsm: Facial mask liners; 180gsm: Geotextílie
Pevnosť & Predĺženie	Drawing speed, lepiaci tlak	Pevnosť v ťahu: 8-60 N/5 cm; Predĺženie: 20–45%	Vysoká pevnosť: Industrial sewing threads; High elongation: Fitted apparel liners
Priepustnosť vzduchu & Pore Size	Bonding pressure, popierač vlákna	20-200 l/m²·s; Pore size: 5–50 μm	Vysoká priepustnosť: Lekárske obväzy; Small pores: Filtration fabrics
Hydrophilicity/Hydrophobicity	Surface treatment (no treatment vs. water-repellent coating)	Absorpcia vody: 0.5–12% (untreated vs. treated)	Hydrofilné: Detské plienky; Hydrofóbne: Vonkajšie vankúše

2. Veľkosť & Shape Customization

We offer flexible sizing options to match your production equipment and workflow:

• šírka: Standard widths are 1600mm and 2400mm, but we can slit to any width between 1000mm and 3200mm (in 10mm increments). For narrow widths (≤1000mm), we offer rewinding services to ensure even rolls.
• Length per Roll: Standard roll lengths are 100m, 200m, and 500m, but we can customize lengths up to 1000m (depending on grammage and width, to avoid excessive roll weight).
• Core Type: Standard cores are 76mm diameter paper cores, but we offer plastic cores (for heavy rolls) or custom core diameters (50mm, 100mm) na požiadanie.
• Special Shapes: For non-roll applications (napr., pre-cut wipes), we can die-cut the fabric into squares, circles, or custom shapes (minimum order: 100,000 kusov).

3. Farba & Branding Customization

Enhance your product’s appearance and brand recognition with custom colors and branding:

• Farby: Beyond standard white and black, we offer custom colors using Pantone matching (ΔE≤1.0). We can produce solid colors, multi-color stripes, or even printed patterns (minimum order: 5,000 meters for custom colors; 10,000 meters for prints).
• Branding Options:
  • Water-based printing: Add your logo, kód produktu, or instructions directly onto the fabric (resistant to 10–20 washes).
  • Označovanie: Attach custom hang tags or stickers with your brand name, product specs, and compliance information.
  • Balenie: Customize roll packaging with your brand logo, including PE film wraps, cartons, or pallet labels.

4. Custom Treatment & Funkčnosť

We apply specialized treatments to add functionality, solving unique challenges in your application:

• Antibakteriálna liečba: Silver-ion coating for 99% bacterial inhibition (ideal for medical and hygiene products).
• Antistatická úprava: Carbon-based coating to reduce static charge (pre výrobu elektroniky).
• Flame-Retardant Treatment: Phosphorus-based coating to meet FMVSS 302, UL94 V-0, alebo EN 1103 štandardy (automotive and public safety applications).
• UV-Stabilized Treatment: Additives to resist UV degradation (outdoor applications like geotextiles and awnings).
• Hydrofóbna úprava: Silicone-based coating to repel water (vonkajšie vankúše, rain gear).

5. Customization Process & Dodacia lehota

Our streamlined customization process ensures fast turnaround without compromising quality:

1. Requirement Consultation: Share your application details, performance needs, and customization requirements with our technical team. We provide a free feasibility assessment and recommendation within 2 working days.
2. Vývoj vzorky: We produce 1–5 prototype samples (3–7 working days) pre vaše testovanie. Samples include a detailed test report with key parameters (pevnosť v ťahu, gramáž, atď.).
3. Sample Approval: You test the samples and provide feedback. We revise the formulation/production parameters as needed (1–2 revision cycles, free of charge).
4. Mass Production: Once samples are approved, we schedule production. Lead time depends on customization complexity:
   • Simple customization (veľkosť, farba): 10–15 working days.
   • Moderate customization (povrchové úpravy): 15–20 working days.
   • Complex customization (material blends, special functionality): 20–25 working days.
5. Kontrola kvality & Doručenie: Customized products undergo the same 12-step inspection as standard products. We ship after your approval of the final inspection report.

Why Choose WINIW as Your PA Spunbond Nonwoven Fabric Supplier in China?

With hundreds of nonwoven suppliers in China, choosing the right partner can be challenging. WINIW stands out for our commitment to quality, inovácie, and client satisfaction—making us the preferred PA spunbond nonwoven fabric supplier for clients in 60+ krajín. Below are the key reasons to partner with us:

1. Špičková kvalita & Dôslednosť

We prioritize quality at every stage, od výberu surovín až po finálnu kontrolu. Our use of virgin PA chips, advanced German production lines, and 12-step quality control ensures:

• Consistent performance across batches (pevnosť v ťahu, grammage variation ≤±3%).
• Compliance with global standards (FDA, Štandard Oeko-Tex® 100, REACH).
• Low defect rate (≤ 0,3 %), reducing your production waste and costs.

Many clients report that switching to WINIW reduced their product rejection rate by 50–70%.

2. Advanced Technology & Inovácia

Investujeme 5% of annual revenue in R&D to stay at the forefront of nonwoven technology:

• Our laboratory team develops new variants (napr., high-temperature resistant PA 66, recycled PA blends) to meet emerging market needs.
• We use AI-powered process control systems to optimize production parameters in real-time, improving efficiency by 15%.
• We hold 12 patents for nonwoven production technologies, including a proprietary thermal bonding method that enhances fabric strength by 20%.

3. Flexibilná výroba & Short Lead Times

náš 4 výrobné linky (1,200 tons/month capacity) and efficient workflow enable:

• Small minimum order quantities (MOQ): 500kg for standard variants, 1,000kg for customized variants.
• Fast lead times: 7–10 days for standard products, 10–25 days for customized products (30% faster than industry average).
• Rýchle objednávky: We can prioritize urgent orders (≤500kg) with 3–5 day turnaround, ideal for emergency production needs.

4. Konkurenčné ceny & Úspora nákladov

Ako priamy výrobca (žiadni sprostredkovatelia), we offer competitive pricing while maintaining quality:

• Our large-scale production (1,200 ton/mesiac) reduces unit costs, which we pass on to clients.
• Long-term clients benefit from volume discounts (5–10% for annual orders ≥100 tons).
• Our durable fabrics (napr., 50,000+ abrasion cycles) reduce your replacement frequency, lowering long-term costs.

5. Globálna logistika & Reliable Delivery

We partner with leading logistics providers to ensure on-time delivery to any location:

• Shipping options: Express (DHL/FedEx, 3– 5 dní), letecká preprava (7– 10 dní), námorná preprava (20– 35 dní).
• Overseas warehouses: We maintain stock in Germany (EÚ), USA, and Malaysia (Juhovýchodná Ázia) for 1–3 day local delivery.
• Customs clearance support: Poskytujeme všetky potrebné dokumenty (obchodná faktúra, CO, skúšobné správy) and work with local brokers to ensure smooth clearance.

Our on-time delivery rate is 98.5%, minimizing your production delays.

6. Responzívna popredajná podpora

Our service doesn’t end with delivery—we provide ongoing support to ensure your satisfaction:

• Technical assistance: Our engineers offer free advice on fabric selection, spracovanie (napr., laminovanie, šitie), a riešenie problémov.
• Quality follow-up: We conduct quarterly check-ins for key clients to address any issues and gather feedback for improvement.
• Záruka: We offer a 6-month warranty on all products, covering defects in material or workmanship. Ak sa vyskytnú problémy, we provide replacements or refunds within 5 working days.

Case Studies: Success Stories with WINIW PA Spunbond Nonwoven Fabric

Our clients across industries have achieved significant improvements in product performance, úspora nákladov, and efficiency by switching to WINIW PA spunbond nonwoven fabric. Below are three representative case studies:

Case 1: Baby Diaper Manufacturer (Guangzhou, Čína)

Výzva

A leading baby diaper brand faced complaints about diaper rash caused by their existing PP spunbond top sheet. The PP fabric required hydrophilic coatings that wore off after 2–3 hours, leading to moisture buildup on the skin. Okrem toho, the PP fabric frayed during production, increasing waste by 8%.

Riešenie

We recommended our 25gsm PA 6 spunbond fabric—naturally hydrophilic (no need for coatings) with fine filaments (1.5 dpf) pre ultramäkkosť. The fabric’s tensile strength (12 N/5 cm) reduced production fraying.

Výsledky (Po 3 Months)

• Sťažnosti na plienkovú vyrážku klesli 75% due to consistent moisture wicking and softness.
• Production waste decreased from 8% do 2% (saving ¥120,000/month).
• Consumer satisfaction scores increased by 15%, leading to a 10% sales growth.

Case 2: Automotive Interior Supplier (Detroit, USA)

Výzva

Úroveň 1 automotive supplier needed a seat cover base layer that met FMVSS 302 flame-retardant standards, with high abrasion resistance (≥50 000 cyklov) a tepelnú odolnosť (120°C). Their existing PET spunbond fabric failed flame tests and wore out quickly in durability trials.

Riešenie

Poskytli sme a 150gsm PA 66 spunbond fabric with flame-retardant treatment (UL94 V-0 hodnotenie). The fabric’s high melting point (260°C) a odolnosť proti oderu (60,000 cyklov) met their requirements.

Výsledky (Po 6 Months)

• Passed FMVSS 302 testing on the first attempt (previous fabric failed 3 krát, costing $50,000 in retests).
• Seat cover durability increased by 40%, extending warranty coverage from 3 do 5 rokov.
• Reduced material costs by 12% compared to imported European PA fabrics.

Case 3: Medical Dressing Manufacturer (Munich, Nemecko)

Výzva

A medical device company needed a non-adherent wound contact layer that was antibacterial, priedušná, and compatible with wound exudate. Their existing cotton-polyester blend stuck to wounds and lacked antibacterial properties, increasing infection risk.

Riešenie

We supplied a 30gsm PA 6 spunbond fabric with silver-ion antibacterial treatment (99.9% E. coli inhibícia) and high air permeability (180 L/m²·s). The fabric’s porous structure allowed exudate to pass through while remaining non-adherent.

Výsledky (Po 1 rok)

• Post-operative infection rates in clinical trials decreased by 35%.
• Patient comfort scores increased by 40% (no pain during dressing changes).
• Received CE certification for medical use, expanding their market to 10 new European countries.

Kontaktujte WINIW: Your Trusted PA Spunbond Nonwoven Fabric Supplier in China

Whether you need standard PA spunbond nonwoven fabric or a custom solution tailored to your industry, WINIW má odborné znalosti, technológie, and production capacity to deliver. Our team of engineers and sales specialists is ready to help you select the right fabric, provide samples, and ensure a seamless ordering process.

Kontaktné informácie

• Názov spoločnosti: Spoločnosť Winiw Nonwoven Materials Co., Ltd.
• Factory Address: 1-1-417 Xinjinghuating Luocheng Mesto Huian County Quanzhou Mesto Provincia Fujian Čína
• Overseas Offices:
• Email: [email protected]
• Telefón: +86-189-6568-7670
• webové stránky: www.panonwoven.com

Ako začať

1. Request a Quote: Kontaktujte nás s vašimi požiadavkami (gramáž, šírka, množstvo, aplikácie) for a free, no-obligation quote.
2. Order Samples: We provide free standard samples (1–3 meters) alebo vlastné vzorky (with a small fee, refundable on bulk orders).
3. Zadajte svoju objednávku: Once samples are approved, confirm your order and pay the deposit (30% pre nových klientov).
4. Výroba & Doručenie: Vyrobíme vašu objednávku, conduct final inspection, and ship per your chosen method.
5. Popredajná podpora: We follow up to ensure satisfaction and provide ongoing technical assistance.

As a professional PA spunbond nonwoven fabric supplier in China, WINIW is committed to providing high-quality, cost-effective solutions that help your business succeed. Contact us today to experience the WINIW difference!

WINIW – Your Reliable Partner for PA Spunbond Nonwoven Fabric in China.