Top 10 Companies in the Fiberglass Roving for Long Fiber Thermoplastics Market (2025): Industry Leaders Powering Advanced Composites

In Business and finance, Global Business
September 08, 2025

The Global Fiberglass Roving for Long Fiber Thermoplastics Market was valued at USD 656 million in 2023 and is projected to reach USD 878.63 million by 2032, growing at a Compound Annual Growth Rate (CAGR) of 3.3% during the forecast period (2023-2032). This expansion is driven by surging demand for lightweight composites in automotive manufacturing and construction, along with breakthroughs in polymer impregnation technologies that enhance material durability and performance.

As industries transition toward eco-friendly, high-strength material solutions, fiberglass roving producers are revolutionizing pultrusion processes and direct roving applications. This analysis examines the Top 10 Companies in the Fiberglass Roving for Long Fiber Thermoplastics Market—the innovative leaders delivering cutting-edge reinforcement solutions that are transforming thermoplastic composite applications.


🔟 1. Owens Corning

Headquarters: Toledo, Ohio, USA
Key Offering: ADVANTEX® & PERFORMAX® Roving

As the global market leader, Owens Corning provides proprietary fiberglass roving formulations specifically engineered for LFT applications. The company serves automotive manufacturers with customized solutions for underbody shields and structural components requiring superior impact resistance.

Manufacturing Advantages:

  • Patented sizing chemistry enhances thermoplastic matrix bonding
  • 30% improvement in wet-out rates for polypropylene matrices
  • Global production network with 1.2 million metric tons annual capacity

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9️⃣ 2. Jushi Group

Headquarters: Tongxiang, Zhejiang, China
Key Offering: E6-ER Series Direct Roving

Recognized as the world’s second-largest fiberglass manufacturer, Jushi Group specializes in cost-efficient roving for Direct-LFT (D-LFT) manufacturing processes. The company supplies over 70 automotive component manufacturers throughout Asia-Pacific and European markets.

Production Innovations:

  • Energy-efficient furnace technology reduces carbon emissions by 18%
  • Cloud-based quality management system ensures batch traceability

8️⃣ 3. Nippon Electric Glass

Headquarters: Otsu, Shiga, Japan
Key Offering: TUF Roving & Hybrid Roving

Nippon Electric Glass delivers ultra-thin fiberglass rovings ideal for precision-engineered thermoplastic components, particularly in electronics and medical device applications requiring miniaturization.

Technical Specifications:

  • 12-micron diameter filaments enable high-density reinforcement
  • REACH-compliant sizing formulations meet stringent EU regulations

7️⃣ 4. Taishan Fiberglass

Headquarters: Tai’an, Shandong, China
Key Offering: TS-ER Series Roving

Taishan Fiberglass specializes in large-tow roving (4800 tex and above) for manufacturing thick-walled LFT automotive components, currently holding 22% of China’s domestic EV supply chain market.

Technical Leadership:

  • Automated doffing systems maintain exceptional strand integrity
  • Bio-based sizing agents support sustainable composite production

Download FREE Sample Report: Fiberglass Roving for Long Fiber Thermoplastics Market – View in Detailed Research Report


6️⃣ 5. AGY Holding Corp

Headquarters: Aiken, South Carolina, USA
Key Offering: S-3 Roving & A2020 Aerospace Roving

AGY leads in production of high-performance fiberglass rovings for aerospace-grade LFT compounds, supplying OEMs with materials requiring flame-retardant properties and FST (Fire, Smoke, Toxicity) compliance.

Specialized Solutions:

  • Low-fuzz rovings optimized for automated tape laying processes
  • Military-specification qualified formulations

5️⃣ 6. Johns Manville

Headquarters: Denver, Colorado, USA
Key Offering: STARROV® & THERMOFLOW® Roving

Johns Manville develops engineered roving solutions primarily for injection-molded LFT components, with particular expertise in industrial equipment and durable appliance applications.

Manufacturing Expertise:

  • High-solubility sizing ensures uniform polymer dispersion
  • Comprehensive fiber sizing libraries for process optimization

4️⃣ 7. 3B Fibreglass

Headquarters: Battice, Belgium
Key Offering: hiroof™ & ECOSfit™ Roving

3B specializes in eco-efficient fiberglass roving certified for circular economy applications, with selected product lines incorporating up to 35% recycled content.

Sustainability Leadership:

  • Cradle-to-Cradle Certified® product lines
  • Automotive-grade rovings maintain 95%+ strand integrity post-processing

3️⃣ 8. Taiwan Glass

Headquarters: Taipei, Taiwan
Key Offering: TG-TEX Series Roving

Taiwan Glass provides competitively priced roving solutions specifically designed for Asian LFT processors, demonstrating strong market penetration in scooter components and consumer electronics housings.

Technical Advantages:

  • Advanced moisture-resistant sizing formulations
  • Custom solutions for low-pressure molding processes

2️⃣ 9. Nittobo

Headquarters: Tokyo, Japan
Key Offering: NITTOBO-TEX® Roving

Nittobo excels in manufacturing ultra-fine rovings for thin-walled LFT components, supplying Japanese automotive Tier 1 suppliers with materials capable of producing 0.8mm-thick structural parts.

Precision Engineering:

  • Polymer-specific sizing technology
  • 10-24μm filament diameter options for specialized applications

1️⃣ 10. Vetrotex (Saint-Gobain)

Headquarters: Chambery, France
Key Offering: TUFROV® & CEMFIL® Roving

Vetrotex provides high-modulus roving solutions for demanding structural LFT applications in construction and transportation sectors, featuring patented alkaline-resistant formulations.

Performance Advantages:

  • 17% greater flexural modulus compared to standard E-glass
  • ISO 14064-certified manufacturing processes

Get Full Report Here: Fiberglass Roving for Long Fiber Thermoplastics Market – View in Detailed Research Report


🌍 Market Outlook: Evolution of Fiberglass Roving in LFT Applications

The fiberglass roving sector continues to advance alongside thermoplastic composite innovations, driven by stringent emissions regulations and intensifying lightweighting requirements across multiple industries. Emerging technological developments promise to redefine performance parameters and expand application possibilities.

📈 Critical Industry Trends:

  • Automotive Sector Dominance – Automotive LFT applications currently represent 62% of global roving demand as manufacturers target 30% weight reductions in next-generation vehicle designs
  • Circular Economy Initiatives – Accelerating adoption of recycled-content roving integrated with closed-loop production systems
  • Smart Manufacturing Integration – Implementation of AI-driven production systems optimizing strand geometry for specific polymer matrices
  • Multifunctional Material Development – Commercial introduction of conductive and self-healing roving formulations

Get Full Report Here: Fiberglass Roving for Long Fiber Thermoplastics Market – View in Detailed Research Report