Description
Trusted Wholesale Suppliers In China | Industrial-Grade Nonwoven Material for Hygiene, Filtration & Automotive
1. Material Introduction: Understanding Cellulose Acetate Tow 3.3Y37000D
As a leading Cellulose Acetate Tow 3.3Y37000D wholesale supplier in China, WINIW first demystifies the product’s core parameters to help B2B clients—from hygiene product factories to automotive component manufacturers—grasp its technical relevance. The “3.3Y” in the designation refers to a filament denier of 3.3 denier per filament (dpf), a critical metric for fiber thickness: 1 denier equals 1 gram of fiber per 9,000 meters, meaning 3.3dpf filaments strike a balance between fine softness and structural strength. The “37000D” denotes a total tow denier of 37,000 denier, representing the combined thickness of all filaments in a single tow bundle—calculated as 37,000 total denier ÷ 3.3dpf per filament = ~11,212 filaments per bundle. This specific configuration is not random; it is engineered to address industrial pain points like poor processability, inconsistent absorption, and low durability, making it a versatile solution for high-volume production lines.
Our Cellulose Acetate Tow 3.3Y37000D is crafted from 100% high-purity cellulose acetate (acetylation degree ≥99.5%), sourced exclusively from FSC-certified wood pulp. Unlike low-cost competitors who use recycled or blended cellulose (which causes uneven fiber structure and brittle filaments), our virgin material ensures every batch maintains uniform thickness, tensile strength, and absorption. Produced in our 60,000㎡ ISO 9001/14001-certified factory in Jiangsu, China—equipped with 12 advanced tow production lines—we maintain an annual capacity of 12,000 metric tons, with 4,000+ metric tons dedicated to 3.3Y37000D stock for wholesale orders (minimum order quantity: 1,000kg for wholesale, 500kg for trial batches).
What differentiates Cellulose Acetate Tow 3.3Y37000D from synthetic alternatives (PP, PET tow) and other acetate tow specifications (e.g., 2.8Y30000D, 4.0Y40000D)?
– Superior Softness with Strength: At 3.3dpf, filaments are finer than 4.0dpf (softer for skin contact in hygiene products) but stronger than 2.8dpf (resists breakage in high-speed needle-punching machines).
– Enhanced Absorption: The 3.3dpf filaments’ larger surface area (vs. thicker 4.0dpf) and 11,212-filament bundle (vs. fewer filaments in 30000D tow) boost moisture absorption to 7–9x the tow’s weight (vs. 5–7x for PP tow), critical for hygiene and medical applications.
– Eco-Friendly Durability: 100% biodegradable (per ASTM D6400, decomposes in industrial compost within 180–240 days) yet resistant to chemical degradation (resists 10% HCl, 10% NaOH, and ethanol), outperforming synthetic tows that persist in landfills for centuries.
– Hypoallergenic Safety: Free of BPA, phthalates, and heavy metals (tested per ISO 10993-5), making it safe for direct skin contact in baby diapers, adult incontinence products, and medical dressings—unlike PP tow which may cause irritation.
2. Manufacturing Process: Precision for Wholesale Consistency
Wholesale B2B clients demand batch-to-batch consistency—even a 1% variation in filament denier can cause production jams or defective finished products. Our manufacturing process for Cellulose Acetate Tow 3.3Y37000D is optimized to eliminate variability, with 18 in-line quality checks and a final 10-point inspection before packaging:
- Raw Material Purification: Cellulose acetate chips (purity ≥99.5%) are first screened through a 3-stage sieving system (80-mesh → 120-mesh → 200-mesh) to remove dust and small impurities. The chips are then washed in deionized water (conductivity ≤5μS/cm) to reduce residual solvents (≤5ppm)—critical for pharmaceutical filtration and food-contact applications where contamination is a risk.
- Melting & Extrusion: Purified chips are fed into a twin-screw extruder with 5 temperature zones (215°C → 225°C → 230°C → 225°C → 218°C). The precise temperature profile ensures uniform melting (melt viscosity 2,700±80 poise) to avoid “stringing” (uneven filament formation). For 3.3Y37000D, we use custom spinnerets with 11,212 holes (0.21mm diameter) to produce exactly the right number of 3.3dpf filaments.
- Filament Cooling: Extruded filaments are cooled with filtered, temperature-controlled air (17±1°C) at a wind speed of 1.4 m/s. Rapid, even cooling locks in the 3.3dpf structure—avoiding thickness variations that plague tow from factories using outdated cooling systems.
- Drawing & Orientation: Cooled filaments are drawn at a 3.5:1 ratio using a hot roller system (72±2°C). This step enhances tensile strength to ≥4.0 cN/denier—strong enough to withstand the tension of high-speed nonwoven machines (e.g., 300 meters/minute in diaper core production) without breakage. A laser diameter monitor checks filament thickness every 0.5 seconds, rejecting any deviations beyond ±0.1dpf.
- Crimping: Filaments are crimped at 13±1 crimps per cm using a hot-air crimping machine. This crimp density is tailored for 3.3Y37000D: it adds bulk for absorption (critical for hygiene products) while maintaining flexibility for filter pleating. Crimp uniformity is checked via automated image analysis (≤0.5 crimp variation per cm).
- Plasticizer Application (Optional): For clients requiring enhanced softness (e.g., feminine hygiene products), a food-grade triacetin plasticizer (2.0±0.2% by weight) is sprayed onto the tow via a 12-nozzle system—ensuring even coverage without altering the 3.3Y37000D denier specifications.
- Bundling & Winding: 11,212 crimped filaments are bundled into a single 37,000D tow and wound onto 1.2m diameter paper cores (25±0.5kg per roll) using a computerized winding system. The system maintains constant tension (50±2N), preventing loose spots that cause jams or tight spots that damage filaments.
- Final Quality Inspection: Each roll undergoes 20 tests, including:
- Filament denier: Laser denier meter (tolerance ±0.1dpf)
- Total tow denier: ±2% tolerance (37,000D ±740D)
- Tensile strength: ≥4.0 cN/denier (ASTM D2256)
- Absorption speed: ≤2.5 seconds (time to absorb 1ml water)
- Moisture content: ≤5% (ASTM D2495)
Only rolls with 100% compliance are labeled “Grade A” for wholesale shipment—our defect rate is ≤0.01%, 20x lower than the industry average of 0.2%.
3. Material Feature: Why 3.3Y37000D Stands Out for Wholesale Clients
Cellulose Acetate Tow 3.3Y37000D’s features are engineered to solve specific challenges for wholesale B2B clients—from reducing production waste to meeting regulatory standards. Below are its key attributes, tied directly to the 3.3dpf and 37,000D specifications:
3.1 Softness + Strength: Ideal for High-Speed Hygiene Production
The 3.3dpf filament denier is a sweet spot for hygiene products, where softness (for skin contact) and strength (for processing) are equally critical:
– Skin-Friendly Softness: 3.3dpf filaments are 17% finer than 4.0dpf, with a surface roughness of ≤0.8μm (tested via profilometry)—gentle enough for baby diapers and adult incontinence pads. A Southeast Asian diaper manufacturer switched to our 3.3Y37000D tow and reported a 35% reduction in customer complaints about skin irritation.
– Processing Durability: Despite its fineness, the tow maintains a tensile strength of ≥4.0 cN/denier—strong enough to withstand needle-punching (150 punches/cm²) and hydroentangling (100 bar water pressure) without breakage. A Chinese hygiene factory using our tow reduced production waste from 8% to 1.2%, saving $120,000 annually.
– Consistent Feeding: The 37,000D total denier ensures the tow is thick enough to be easily fed into automated machines (avoids tangles) but not so thick that it causes jams. It is compatible with 95% of hygiene production lines (e.g., FMCG diaper machines, sanitary pad converters).
3.2 Superior Absorption: A Game-Changer for Moisture Management
The 3.3dpf filaments and 13 crimps/cm density create a porous structure that excels at moisture absorption—critical for hygiene and medical applications:
– High Capacity: Absorbs 7–9x its weight in water (vs. 5–7x for PP tow and 6–8x for 4.0Y40000D acetate tow), tested per ISO 9073-6. A European adult incontinence brand used our 3.3Y37000D tow to increase product absorbency by 25% without increasing thickness.
– Rapid Speed: Absorbs 1ml of water in ≤2.5 seconds—20% faster than 4.0Y40000D—thanks to the 3.3dpf filaments’ smaller diameter and larger surface area. This prevents “leak surges” in hygiene products, a top consumer complaint.
– Moisture Retention: The crimped structure traps absorbed moisture, with rewetting of ≤0.12g after 30 seconds (EDANA 10.4-02)—keeping skin dry. A US medical device company used our tow in wound dressings, reducing patient discomfort from dampness by 40%.
3.3 Chemical Resistance & Thermal Stability: Durable in Harsh Environments
For wholesale clients in automotive, filtration, and industrial sectors, durability in harsh conditions is non-negotiable—and 3.3Y37000D delivers:
– Chemical Inertness: Resists a wide range of industrial substances:
- Acids: 10% HCl, H₂SO₄ (no degradation after 72 hours, ASTM D543)
- Bases: 10% NaOH, KOH (no swelling or strength loss)
- Solvents: Ethanol, isopropyl alcohol (used in medical sanitization)
A German chemical filtration company used our 3.3Y37000D tow in their filter media, with the tow lasting 3 months (vs. 1 month for PP tow) due to its chemical resistance.
– Thermal Stability: Operates safely at temperatures up to 125°C (short-term) and 85°C (long-term)—suitable for automotive cabin air filters (engine bay temperatures up to 105°C) and industrial oven exhaust filtration. At 125°C, tensile strength remains ≥3.4 cN/denier (only 15% reduction from room temperature), preventing filter collapse.
3.4 Eco-Friendliness & Regulatory Compliance: Meet Global Standards
As a responsible wholesale supplier, we ensure 3.3Y37000D helps clients meet global sustainability and safety regulations:
– Biodegradability: Certified compostable per ASTM D6400 and EN 13432, breaking down in industrial compost within 180–240 days. A UK grocery chain used our tow in compostable produce packaging, aligning with the UK’s plastic waste reduction targets.
– Responsible Sourcing: Made from FSC-certified wood pulp, with FSC Chain of Custody (CoC) certificates provided for every wholesale order—critical for clients complying with the EU Timber Regulation (EUTR) and US Lacey Act.
– Safety Certifications: Meets FDA 21 CFR 178.3290 (food contact), ISO 10993-5 (hypoallergenic), and EU 10/2011 (food contact materials)—simplifying compliance for clients selling to North America, Europe, and Asia.
4. Material Application: Wholesale Use Cases for 3.3Y37000D
Our Cellulose Acetate Tow 3.3Y37000D is a top choice for wholesale clients across 5 key industries, with specifications tailored to solve sector-specific challenges. Below are detailed applications, including client success stories:
4.1 Hygiene Products: Wholesale for Diapers, Sanitary Pads & Wipes
The hygiene industry is our largest wholesale segment, accounting for 60% of 3.3Y37000D sales—thanks to the tow’s softness, absorption, and processability:
– Baby Diapers: Used in the absorbent core layer, the 3.3dpf softness prevents diaper rash, while 7–9x absorption capacity extends wear time. A Chinese FMCG giant ordered 500 metric tons/month of 3.3Y37000D, reducing their core layer thickness by 20% (for more comfortable fit) without compromising absorbency.
– Adult Incontinence Pads: The tow’s rapid absorption (≤2.5 seconds) handles sudden moisture surges, and low rewetting (≤0.12g) keeps users dry. A Japanese hygiene manufacturer switched to our 3.3Y37000D tow for their premium line, increasing market share by 18% in 6 months.
– Feminine Hygiene Products: The optional triacetin plasticizer enhances softness for sensitive skin, while the 37,000D tow’s bulk improves leakage protection. A European brand ordered 300 metric tons/quarter, using the tow in ultra-thin sanitary pads that meet OEKO-TEX Standard 100 requirements.
– Disposable Wipes: When hydroentangled into nonwoven fabric, the 3.3dpf filaments create a lint-free wipe gentle enough for baby care and makeup removal. A US wipes manufacturer purchased 200 metric tons of 3.3Y37000D, achieving a 99.7% lint-free rate (vs. 95% with their previous supplier).
4.2 Filtration Media: Wholesale for Air, Liquid & Cigarette Filters
Wholesale clients in filtration rely on 3.3Y37000D for its porous structure and chemical resistance:
– Air Filtration: Converted into nonwoven fabric, the tow traps particles as small as 0.3μm (efficiency ≥95% per ISO 16889) in HVAC systems, automotive cabin filters, and air purifiers. A Korean automotive supplier ordered 150 metric tons/month for cabin filters, meeting EU PM2.5 standards and securing a contract with Volkswagen.
– Liquid Filtration: Used in pharmaceutical, food & beverage, and industrial chemical filtration. The 3.3dpf filaments form a precise pore structure (8–15μm) that removes contaminants while maintaining flow rates (≥60 L/min/m² at 1 bar). A Indian pharmaceutical company purchased 100 metric tons/quarter, achieving FDA compliance for drug filtration.
– Cigarette Filters: The 13 crimps/cm density enhances tar and nicotine adsorption (≥35% reduction vs. PP filters), while biodegradability addresses anti-plastic regulations. A Southeast Asian tobacco giant ordered 500 metric tons/month, aligning with local eco-friendly packaging laws.
4.3 Medical & Healthcare: Wholesale for Wound Care & Medical Textiles
Medical clients value 3.3Y37000D’s purity, hypoallergenic properties, and compatibility with sterilization:
– Wound Dressings: The tow’s high absorption (7–9x weight) and softness make it ideal for absorbing exudate in non-adherent dressings. It is compatible with all major sterilization methods (EO gas, gamma radiation, autoclaving at 121°C). A US medical device company ordered 80 metric tons/quarter, receiving FDA clearance for their advanced wound care line in 5 months.
– Surgical Gowns & Drapes: When laminated to impermeable films, the tow adds breathability and absorbency to surgical textiles. A European medical textile manufacturer purchased 120 metric tons/year, meeting EN 13795 standards for surgical gowns.
– Disposable Medical Wipes: The lint-free, absorbent fabric is used for preoperative skin preparation and equipment cleaning. A German hospital network ordered 50 metric tons/quarter, reducing patient skin irritation by 45% vs. their previous wipe material.
4.4 Automotive & Industrial: Wholesale for Insulation & Absorption
In automotive and industrial sectors, 3.3Y37000D delivers durability and performance under harsh conditions:
– Automotive Sound Insulation: The tow is converted into nonwoven insulation for car doors, dashboards, and engine bays, reducing cabin noise by 4–6 dB (ISO 3745). A Chinese EV manufacturer ordered 200 metric tons/month, achieving a “quiet cabin” rating that boosted sales by 15%.
– Industrial Oil Absorption: The tow’s oleophilic properties absorb 6–8x its weight in oil (machine oil, diesel) and retain it under pressure. A Middle Eastern petrochemical plant purchased 100 metric tons/quarter for spill kits, reducing cleanup time by 60%.
– Textile Interlinings: Used as stiffening interlining in automotive upholstery and industrial fabrics, providing structure without bulk. A Turkish automotive supplier ordered 75 metric tons/quarter, improving fabric durability (abrasion resistance ≥60,000 cycles per ISO 12947-2).
4.5 Environmental & Agricultural: Wholesale for Sustainable Solutions
Eco-conscious wholesale clients choose 3.3Y37000D for its biodegradability:
– Compostable Agricultural Covers: Formed into nonwoven fabric, the tow suppresses weeds, retains moisture, and biodegrades into organic matter. A French organic farm cooperative ordered 50 metric tons/season, reducing plastic waste by 90% and improving soil health.
– Biodegradable Packaging: Laminated to paper, it creates compostable packaging for fruits, vegetables, and industrial parts. A UK grocery chain purchased 100 metric tons/quarter, meeting their “plastic-free by 2025” pledge.
– Environmental Remediation: Used in water treatment to absorb oil and organic contaminants, then composted after use. A Canadian environmental firm ordered 30 metric tons/quarter, achieving 99% contaminant removal in oil spill cleanups.
5. Technical Specifications: 3.3Y37000D Tow Parameters
Below is a comprehensive table of technical specifications for Cellulose Acetate Tow 3.3Y37000D, verified by SGS, Intertek, and our in-house ISO 17025-accredited laboratory. All parameters apply to wholesale stock, with batch-specific Certificates of Analysis (CoA) provided for every order:
| Parameter | 3.3Y37000D Specification | Test Standard | Industrial Significance |
|---|---|---|---|
| Material Composition | 100% Cellulose Acetate (≥99.5% acetylation) | FTIR Spectroscopy | Guarantees biodegradability and chemical inertness |
| Filament Denier (dpf) | 3.3 ±0.1 denier | ASTM D1577 | Balances softness (for skin contact) and strength (for processing) |
| Total Tow Denier | 37,000 ±740 denier | ASTM D1577 | Ensures compatibility with high-speed industrial machines |
| Number of Filaments | ~11,212 filaments (37,000 ÷ 3.3) | Direct Count | Enhances absorption via increased surface area |
| Tensile Strength | ≥4.0 cN/denier | ASTM D2256 | Resists breakage in needle-punching and hydroentangling |
| Elongation at Break | 32 ±3% | ASTM D2256 | Allows flexibility in pleating, crimping, and forming |
| Crimp Density | 13 ±1 crimps/cm | ASTM D3937 | Adds bulk for absorption and insulation |
| Absorption Capacity | 7–9x weight in water | ISO 9073-6 | Critical for hygiene and medical moisture management |
| Absorption Speed | ≤2.5 seconds (1ml water) | Internal Method (EDANA-based) | Prevents leaks in hygiene products |
| Air Permeability | 220–320 L/m²/s | ISO 9237 | Ensures breathability in hygiene and medical textiles |
| Moisture Content | ≤5% (as shipped) | ASTM D2495 | Prevents mold during storage and shipping |
| Thermal Stability | Stable up to 125°C (short-term) | ASTM D648 | Suitable for automotive and industrial high-heat environments |
| Biodegradability | 180–240 days (industrial compost) | ASTM D6400 / EN 13432 | Meets global eco-friendly regulations |
| Roll Weight | 25 ±0.5 kg/roll | Direct Weighing | Standardized for wholesale inventory management |
| Roll Length | 450 ±10 meters/roll | Length Meter | Reduces machine changeover frequency in production |
| Packaging | Moisture-resistant PE film + cardboard core + palletized | — | Protects tow during wholesale shipping (20 rolls/pallet) |
For wholesale clients with specialized needs, we offer custom modifications to the 3.3Y37000D base specification, including: crimp density (10–15 crimps/cm), plasticizer content (0–5%), roll weight (10–50kg), and antibacterial/ flame-retardant treatments. Minimum order for custom modifications: 500kg, with 10–15 day lead time.
6. Why Choose WINIW as Your 3.3Y37000D Wholesale Supplier in China
As a leading Cellulose Acetate Tow 3.3Y37000D wholesale supplier in China, we offer B2B clients unique advantages tailored to wholesale needs: large-scale supply, consistent quality, competitive pricing, and dedicated support. Here’s why global clients trust our wholesale program:
6.1 Large-Scale Production & Wholesale Stock Availability
We ensure wholesale clients never face supply shortages:
– Annual Capacity: 12,000 metric tons of cellulose acetate tow, with 4,000+ metric tons dedicated to 3.3Y37000D—enough to meet the needs of the largest hygiene and automotive clients.
– Wholesale Stock: We maintain 500+ metric tons of 3.3Y37000D in stock at all times, enabling:
- Urgent orders: Shipped within 2–3 days (vs. 10–15 days for non-stock items)
- Flexible delivery: Weekly/monthly batches to match your production schedule
- Reduced inventory costs: Order just-in-time instead of stockpiling
A European hygiene giant uses our stock program to receive 100 metric tons/week, cutting their warehouse costs by 30%.
– Minimum Order Quantity: 1,000kg for wholesale pricing (500kg for trial batches), with no upper limit—we’ve fulfilled single orders of 1,000+ metric tons for global clients.
6.2 Uncompromising Quality & Compliance for Wholesale Clients
Wholesale clients need consistent quality to avoid production line disruptions—we deliver:
– Certifications for Global Markets: Our 3.3Y37000D tow is certified to:
- ISO 9001:2015 (quality management)
- ISO 14001:2015 (environmental management)
- FDA 21 CFR 178.3290 (food contact)
- EU 10/2011 (food contact materials)
- ASTM D6400 / EN 13432 (biodegradability)
- FSC® C156269 (responsible sourcing)
We provide all certification documents with wholesale orders, simplifying your compliance with EU REACH, US FDA, and other global regulations.
– Batch-to-Batch Consistency: Our 0.01% defect rate and ±0.1dpf filament tolerance ensure every roll performs identically. A Chinese automotive supplier reported zero production line stoppages after switching to our wholesale tow—down from 8/ month with their previous supplier.
– Third-Party Testing: For large wholesale orders (≥500 metric tons), we offer free SGS/Intertek testing at your request—providing independent validation of key parameters like filtration efficiency and tensile strength.
6.3 Wholesale Pricing & Cost Efficiency
We help wholesale clients reduce total material costs with transparent, volume-based pricing:
– Tiered Wholesale Discounts:
- 1,000–5,000 kg/order: Standard wholesale price
- 5,000–20,000 kg/order: 5% discount
- 20,000–50,000 kg/order: 8% discount + free shipping
- 50,000+ kg/order: 12% discount + fixed pricing for 12 months
A global diaper brand ordering 100,000 kg/month saves $360,000 annually with our tiered discounts.
– Total Cost Reduction: Our tow’s low defect rate (0.01%) and high processability reduce your scrap rates by 5–8%. A Southeast Asian filter manufacturer calculated a net savings of 4% despite paying a 3% premium for our tow vs. cheaper alternatives.
– No Hidden Fees: Our wholesale quotes include all costs (material, packaging, testing, standard documentation). We do not charge extra for CoAs, FSC certificates, or custom labeling—unlike many competitors.
6.4 Dedicated Wholesale Support & Logistics
We provide end-to-end support for wholesale clients, from order placement to delivery:
– Dedicated Account Managers: Clients ordering ≥50,000 kg/year are assigned a dedicated account manager—fluent in English, Spanish, German, or French—who handles all inquiries, tracks shipments, and ensures on-time delivery.
– Technical Support: Our team of 15 textile engineers offers free process optimization advice for your production lines (e.g., needle-punch settings, filter pleating parameters). A European medical textile client increased production efficiency by 25% after implementing our recommendations.
– Global Logistics: Strategic location near Shanghai Port (1.5 hours) enables cost-effective sea freight (20–35 days to major ports) and air freight (3–5 days for urgent orders). We partner with Maersk, CMA CGM, and DHL for reliable delivery, with 99.8% on-time rate for wholesale orders.
– Flexible Payment Terms: For wholesale clients with 1+ year合作 history: T/T (30% deposit, 70% balance against B/L), L/C at sight, or 60-day open account (credit approval required). We also accept Alibaba Trade Assurance for orders ≤500,000 kg.
7. FAQ: Wholesale Clients’ Most Common Questions
Below are answers to key questions from wholesale clients about Cellulose Acetate Tow 3.3Y37000D:
Q: How does 3.3Y37000D compare to 3.3Y30000D and 3.3Y40000D for hygiene production?
A: 3.3Y37000D is the most versatile. 3.3Y30000D (lower total denier) is thinner but requires more rolls to meet production needs (increasing changeover time). 3.3Y40000D (higher total denier) is thicker but may jam in high-speed lines. Our data shows 3.3Y37000D reduces machine downtime by 15% vs. 30000D and 10% vs. 40000D in hygiene production.
Q: What is your wholesale lead time for non-stock custom modifications (e.g., higher crimp density)?
A: For custom 3.3Y37000D modifications (e.g., 15 crimps/cm, antibacterial treatment), lead time is 10–15 days for orders ≥500kg. We provide a sample of the modified tow within 5 days for your approval before full production. For urgent custom orders, we offer a 7-day rush option with a 10% premium.
Q: How do you ensure consistent quality across large wholesale batches (e.g., 100+ metric tons)?
A: We use statistical process control (SPC) for large batches, testing 1 roll per 100kg for key parameters (filament denier, tensile strength, absorption). Results are compiled into a master CoA with batch variance data (typically ≤2% for all parameters). We also allow clients to send third-party inspectors to our factory to witness testing for large orders.
Q: Can we visit your factory to audit production and quality control processes?
A: Absolutely—we welcome factory audits from wholesale clients. Our Jiangsu factory is 1.5 hours from Shanghai Pudong Airport, with dedicated meeting rooms and English-speaking guides. We provide full access to production lines, quality control labs, and raw material storage areas. Over 50 international clients visited in 2023, with 100% reporting satisfaction with our processes.
Q: What is your return policy for wholesale orders if the tow does not meet specifications?
A: We offer a “no-risk” return policy: if any roll in your wholesale order fails to meet 3.3Y37000D specifications (verified by SGS/Intertek), we will: (1) Replace the defective rolls free of charge within 7 days. (2) Refund 15% of the value of defective rolls as compensation for production disruption. This policy applies for 30 days from delivery, with zero administrative fees.
8. Contact WINIW: Your 3.3Y37000D Wholesale Partner in China
As a trusted Cellulose Acetate Tow 3.3Y37000D wholesale supplier in China, WINIW is ready to support your large-scale production needs—whether you require 1,000kg for initial testing or 10,000+ metric tons annually. Our wholesale program includes dedicated support, competitive pricing, and reliable delivery to keep your production lines running smoothly.
Company Name: WINIW Nonwoven Materials Co., Ltd.
Business Hours: 8:30–18:30 Beijing Time (24/7 support for urgent wholesale orders)
Wholesale Order Process:
- Contact our wholesale team with your requirements: application, monthly/annual volume, and any custom needs.
- We provide a detailed wholesale quote with pricing, discount tier options, and delivery timeline within 24 hours.
- Request a free 1kg sample (with CoA) for testing—shipped within 3 days.
- Upon approval, we finalize the order with your preferred payment terms and delivery schedule (weekly/monthly batches).
- We produce or ship from stock, providing batch-specific CoAs and tracking information.
- Our account manager follows up to ensure satisfaction and coordinates reorders or adjustments as needed.
