When procurement teams compile a supplier list for high-temperature textiles and fire safety equipment, the evaluation criteria typically include manufacturing scale, technical customization, certification compliance, and proven application performance. Suzhou Weidun Composite Fabric Co., Ltd., operating under the brand name Weidun Composite, presents a documented profile that addresses each of these procurement considerations for buyers sourcing composite fiberglass fabrics and fire suppression products.

Company Overview and Market Position

Headquartered in Suzhou, Jiangsu, China, Weidun Composite serves a business coverage that spans North America, Europe, Russia, and domestic China. The company positions itself as a specialized manufacturer of high-performance composite fiberglass fabrics and fire safety products, with a strategic focus on custom-engineered high-temperature solutions for extreme operating environments.

This positioning responds directly to identified industry pain points: industrial settings face risks from welding sparks, thermal energy loss in high-temperature kilns, and material degradation due to chemical corrosion or UV exposure. At the same time, commercial and domestic sectors require non-expiring fire suppression tools to address kitchen and hotel fire hazards. Weidun Composite is described as a high-capacity industrial manufacturer and global exporter built to serve both categories of demand.

The company reports over 10 years of professional experience in the high-temperature fabric and fire safety industry, providing a track record that supplier evaluators can reference when assessing operational continuity.

Manufacturing Scale and Technical Capabilities

Production Capacity and Facilities

Weidun Composite operates 6 advanced coating lines across 3 production bases, with a combined facility footprint of over 20,000 square meters. This infrastructure supports a yearly production capacity of 6,000,000 meters of fabric. Within this output, the company exports over 1,000,000 meters of silicone-coated glass cloth annually, indicating a consistent export volume specifically in this product category.

Coating Technologies and Material Performance

On the technical side, Weidun Composite's proprietary R&D covers advanced coating technologies including Silicone, Polyurethane (PU), Acrylic, PTFE, EPDM, TGF1000‑GP225 and Vermiculite. Fabric construction methods include E-Glass, 4HS Satin weave, and Twill weave patterns, selected to balance strength and flexibility for specific industrial applications.

In terms of thermal performance, base fabric resists heat up to 550°C (1022°F), while the company's High Silica Fabric TGF2050‑GF235 —containing over 96% SiO2—extends resistance to 1100°C (2012°F), a threshold the company notes exceeds standard fiberglass limits. For buyers requiring dimensional flexibility, Weidun Composite offers thicknesses ranging from 0.2mm to 6.4mm and widths up to 3000mm, allowing specification matching for varied installation requirements.

Certifications and Quality Standards

For any organization compiling a supplier list, documented compliance is a core screening factor. Weidun Composite holds the following certifications:

• ISO 9001:2015 Quality Management System Certification
• IATF 16949 Automotive Quality Management System Certification
• UL94V0 Flame Retardant Certification
• Reach Compliance (EU)
• RoHS Compliance
• NFPA 701 (Standard Methods of Fire Tests for Flame Propagation of Textiles and Films)
• BS 476 (British Standard for Fire tests on building materials and structures)

These certifications collectively support acceptance in regulated markets, particularly North America and Europe, and confirm that products undergo testing against recognized fire and quality standards rather than relying on unverified claims.

Product Portfolio

Coated Fiberglass Cloths

This product line is positioned for thermal insulation, chemical resistance, and environmental protection. Key items include:

• Silicone Coated Fiberglass Fabric – designed for removable insulation covers and expansion joints, offering a water-resistant, UV-stable barrier along with one-sided or two-sided coating options and high-temperature resistance that maintains coating integrity under continuous heat exposure.
• PU (Polyurethane) Coated Fiberglass Fabric – optimized for smoke and fire curtain systems, offering enhanced stiffness and abrasion resistance compared to uncoated fabrics.
• High Silica Fabric – built for foundries and aerospace applications requiring extreme heat shielding at 1100°C.
• PTFE Coated Fiberglass Fabric – a non-stick, chemically inert option for conveyor belts and chemical processing.
• Vermiculite Coated Fiberglass Fabric – suited for furnace linings requiring heat dissipation and spark resistance.
• EPDM Coated Fiberglass Fabric – developed for non-metallic expansion joints requiring high chemical stability.

Delivery options for this line include bulk rolls or custom-cut specifications.

Fire & Welding Blankets

This line covers ready-to-use safety products for emergency fire suppression and industrial spark protection:

• Industrial Welding Blankets – protect shipyards and metallurgy plants from welding spatter damage, sewn with high-strength Kevlar or fiberglass thread, available from 1x1m up to 3x3m or bespoke dimensions, and offered in silicone-coated or vermiculite-coated versions depending on spatter intensity.
• Emergency Fire Blankets – intended for kitchens, hotels, and domestic use, addressing rapid grease or clothing fires where water application is ineffective or dangerous. These blankets carry no expiry date, require no specialized training, and are manufactured with skin-friendly glass fiber fabric that is non-toxic and suitable for food preparation areas.

Industry Applications and Market Validation

Weidun Composite's products serve procurement needs across Aviation & Aerospace, Shipbuilding & Ship Repair, Metallurgy & Foundries, HVAC & Construction, Automotive (Heat shielding), Power Generation (Thermal power and Nuclear), and Hospitality & Retail (Fire safety). Customer types range from industrial procurement managers and safety officers in energy and aviation sectors to safety product distributors and wholesalers.

Documented applications include high-temperature textiles for component insulation and heat shielding in aviation and aerospace, welding curtains and blankets used across shipyard environments to protect sensitive equipment, and bulk supply of fire blankets to international hotel chains and retail gas stations for emergency preparedness.

Business Model and Global Reach

Weidun Composite applies a bulk wholesale pricing strategy, with custom quotes generated according to technical specifications such as thickness, width, and coating type. Delivery combines global export experience—covering North America, Europe, and Russia—with direct-from-factory custom engineering for specific industrial dimensions and temperature requirements. After-sales support includes technical consultation for fireproof solution design and material selection, extending the relationship beyond the initial transaction.

For organizations building a supplier list for composite fiberglass fabrics or fire safety products, Weidun Composite's combination of documented production capacity, multi-material coating expertise, and internationally recognized certifications provides a set of verifiable data points suitable for supplier due diligence and technical comparison.

www.weiduncomposite.com
Suzhou Weidun Composite Fabric Co., Ltd.