Import Fiberglass Sewing Thread — Buy in Bulk from Supplier in China
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This fiberglass sewing thread is constructed from multi-ply fiberglass roving yarn treated with PTFE after a high-twist compound process. It is designed for industrial sewing applications requiring high tensile strength and thermal stability, with a working temperature range up to 550°C. The thread maintains structural integrity under continuous mechanical stress and resists degradation in high-heat environments.
The material composition is non-alkaline fiberglass with a fluoropolymer coating, which reduces friction during high-speed sewing and prevents thread breakage. Typical industry standards for such threads include a tensile strength of 150 to 250 N per filament, and this product aligns with those benchmarks. The PTFE treatment also provides resistance to solvents, oils, and mild acids commonly found in automotive and aerospace assembly lines.
It is used primarily in automotive upholstery, aerospace composite lamination, and marine rigging where heat and abrasion resistance are critical. Buyers include manufacturers of heavy-duty textiles, motor insulation systems, and industrial sewing equipment integrators. Packaging is typically supplied in 1 kg or 5 kg spools, and trade terms include FOB Shanghai or CIF destination ports. MOQ and lead time require direct confirmation with the supplier.
| Material | Non-alkaline fiberglass roving with PTFE coating |
| Tensile strength | 150-250 N per filament (typical for industrial fiberglass sewing thread) |
| Working temperature | Up to 550°C (based on PTFE treatment performance) |
| Coating | PTFE (polytetrafluoroethylene) for low friction and chemical resistance |
| Twist level | High-twist compound process (standard for durability in high-speed sewing) |
| Diameter tolerance | ±0.02 mm (typical for precision industrial sewing thread) |
| Packaging | Spools of 1 kg or 5 kg, core diameter 50 mm (standard industrial format) |
| Flammability | Self-extinguishing (typical for PTFE-coated fiberglass textiles) |
| Chemical resistance | Resistant to oils, solvents, and weak acids (standard for PTFE-treated fiberglass) |
| Color | Natural off-white (typical for untreated fiberglass core) |
Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. is registered in Shanghai with a physical address at Rm.2101, Yaojiang International Plaza, No.258 Wusong Road. The company is classified as an imported supplier with harbor-tier trust verification, indicating compliance with export documentation standards. The listing shows no verified certifications, production capacity figures, or client references.
The supplier specializes in thermal insulation and sealing products, with this fiberglass sewing thread being one of several industrial textile offerings. There is no public data on years in operation, workforce size, or factory location within China. Response rate and average response time are not available, suggesting limited buyer communication activity on the platform.
| 企业类型 | Supplier |
| 成立年份 | Contact Supplier |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| 响应时间 | <4h |
| 响应率 | Contact Supplier |
Sourcing Fiberglass sewing thread from Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. - China Import Guide
Before placing an order, verify the thread’s tensile strength and PTFE coating thickness with a test report. Request documentation of the high-twist process parameters and confirm that the material is non-alkaline fiberglass, as alkaline variants degrade faster under heat. Ensure the supplier can provide batch-specific test data for thermal and chemical resistance.
Confirm the Incoterms offered - FOB Shanghai is standard - and whether the supplier handles export documentation. Lead time is not stated; buyers should request a production schedule and allow 20-30 days for bulk orders. Packaging must be moisture-resistant, as fiberglass absorbs humidity. Payment terms are typically T/T in advance or LC at sight, but these require direct negotiation.
Inspect the thread for uniform diameter, absence of fraying, and consistent coating coverage. Request a sample for sewing trials using your actual machinery. Ensure the supplier provides a material safety data sheet (MSDS) and confirms compliance with REACH or RoHS if used in regulated industries. Retain a sample from each batch for future quality comparison.
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30 suppliersBuy & Import Fiberglass Sewing Thread — Wholesale Supply from China
Securing a reliable supply chain for Fiberglass Sewing Thread is critical for maintaining your business operations. Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd., a verified supplier located in China, provides high-quality Fiberglass Sewing Thread ready for international export. By connecting directly with this supplier, buyers can bypass intermediaries, negotiate custom wholesale pricing, and arrange bulk shipments. This product is a key offering within the Ropes, Twines industry, catering to distributors, wholesalers, and importers worldwide.
Request Wholesale Pricing & Bulk Trade Terms
Navigating the complexities of global sourcing is easier when you have direct access to the right manufacturers and exporters. When importing Fiberglass Sewing Thread from China, buyers can discuss shipping logistics, packaging requirements, and preferred payment terms directly with Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd.. This seamless communication is powered by EximNext, a premier global B2B marketplace that connects ambitious buyers with verified global sellers across every major industry.
About Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. — Verified Supplier in China
We understand that verifying supplier credentials is a top priority for importers. Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. is part of our extensive network of vetted international exporters. Browse more products in the Ropes, Twines category or discover new suppliers across the Ropes, Twines sector. Expand your sourcing capabilities through our trusted import export marketplace — the import export marketplace built for serious international trade.
International Shipping & Import Guidelines for Fiberglass Sewing Thread
When importing Fiberglass Sewing Thread from China, buyers should consider shipping terms (FOB, CIF, EXW), customs documentation requirements, and payment security. Contact the supplier to discuss the best logistics options for your destination country.
Frequently Asked Questions About Fiberglass Sewing Thread
How can I get the wholesale price for Fiberglass Sewing Thread?
Click the "Request Quotation" button to contact Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. directly. The supplier will provide a custom quote based on your required bulk quantity and shipping destination.
Can I buy Fiberglass Sewing Thread in bulk from China?
Yes, Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. provides Fiberglass Sewing Thread for bulk export from China. You can negotiate the MOQ, packaging details, and shipping terms directly with the supplier.
What shipping terms are available for this product?
Shipping terms such as FOB, CIF, or EXW can be negotiated directly with Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd.. Contact the supplier to discuss the best logistics options for importing Fiberglass Sewing Thread to your country.
How do I request a sample of Fiberglass Sewing Thread?
Send a direct message to Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. through our platform to request a product sample before committing to a large wholesale order.
Is it safe to source products from this supplier?
Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. is a registered and verified supplier on EximNext. We recommend using our secure messaging system and standard international payment methods (L/C, T/T, Escrow).
What specifications should I ask for when importing Fiberglass Sewing Thread?
Request a detailed product data sheet including grade, purity, dimensions, material composition, and applicable industry standards from Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd..
Does Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. offer custom packaging or private labeling?
Many suppliers on EximNext, including Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd., offer custom packaging and private label options for bulk wholesale orders.
What payment methods are accepted for international orders?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services.
Can I find more Ropes, Twines suppliers on EximNext?
Yes, EximNext hosts a wide network of verified Ropes, Twines manufacturers, exporters, and wholesalers across 200+ countries.
How do I contact Ningbo Firewheel Thermal Insulation & Sealing Co., Ltd. for a bulk trade inquiry?
Click "Request Quotation" or "Contact Supplier" on this page. Include your required quantity, destination country, and preferred shipping terms. All communications are managed securely through our global B2B marketplace.
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