Top 10 Companies in the Fiberglass for Thermoset Reinforcement Industry (2025): Market Leaders Shaping Composite Material Innovation

In Business Insights
May 29, 2025

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The Global Fiberglass for Thermoset Reinforcement Market was valued at USD 1,853 million in 2023 and is projected to reach USD 2,417.74 million by 2032, growing at a Compound Annual Growth Rate (CAGR) of 3.00% during the forecast period (2023-2032). This growth is driven by increasing demand from automotive lightweighting trends, renewable energy expansion, and infrastructure development across global markets.

As industries transition toward high-performance, durable materials, fiberglass-reinforced thermosets are becoming essential. In this report, we profile the Top 10 Companies in the Fiberglass for Thermoset Reinforcement Industry – material science innovators and manufacturing leaders powering next-generation composite applications.

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Fiberglass for Thermoset Reinforcement Market – View in Detailed Research Report


🔟 1. Owens Corning

Headquarters: Toledo, Ohio, USA
Key Offering: Fiberglass rovings, chopped strands, woven fabrics

A global leader in composite materials, Owens Corning dominates the fiberglass reinforcement sector with innovative products for automotive, wind energy, and construction applications. Their Advantex® technology offers enhanced environmental performance.

Innovation Highlights:

  • Pioneer in eco-friendly fiberglass formulations
  • Strategic partnerships with major automotive OEMs
  • 14 manufacturing facilities across three continents

9️⃣ 2. Nippon Electric Glass (NEG)

Headquarters: Otsu, Japan
Key Offering: High-performance fiberglass for thermoset composites

NEG brings Japanese precision engineering to fiberglass production, specializing in high-strength reinforcements for demanding applications in electronics and transportation sectors.

Innovation Highlights:

  • Patented low-dielectric fiberglass for PCBs
  • Thermal-resistant formulations for automotive applications
  • Expanding production capacity in Southeast Asia

8️⃣ 3. Jushi Group

Headquarters: Tongxiang, China
Key Offering: E-glass and specialty fiberglass products

As China’s largest fiberglass producer, Jushi Group supplies 20% of global demand. The company focuses on cost-effective solutions for construction and industrial applications.

Innovation Highlights:

  • Vertically integrated production from raw materials to finished products
  • Annual capacity exceeding 2 million metric tons
  • Strategic expansion into wind turbine blade materials

7️⃣ 4. Taishan Fiberglass

Headquarters: Tai’an, China
Key Offering: Direct rovings, chopped strands, and mats

This Sinoma-owned enterprise specializes in high-volume production of standard and customized fiberglass reinforcements for global markets.

Innovation Highlights:

  • Leading supplier to Chinese automotive and construction sectors
  • Advanced quality control systems meeting international standards
  • Continuous filament mat technology for improved mechanical properties

6️⃣ 5. Vetrotex (Saint-Gobain)

Headquarters: Chambery, France
Key Offering: Custom fiberglass solutions for thermoset applications

Vetrotex combines French material science expertise with Saint-Gobain’s global reach to deliver specialized reinforcement solutions.

Innovation Highlights:

  • Developed AR-glass for improved alkali resistance
  • High-modulus fiberglass for structural components
  • Closed-loop recycling initiatives for production waste

5️⃣ 6. Taiwan Glass Industry Corp.

Headquarters: Taipei, Taiwan
Key Offering: ECR-glass and high-performance fiberglass

This Taiwanese manufacturer produces corrosion-resistant fiberglass products serving electronics, automotive, and chemical processing industries.

Innovation Highlights:

  • Pioneer in acid-resistant fiberglass formulations
  • Strategic partnerships with Japanese automakers
  • Automated production facilities ensuring consistent quality

4️⃣ 7. 3B Fibreglass

Headquarters: Battice, Belgium
Key Offering: HiPer-tex® high-performance fiberglass

Specializing in advanced composites, 3B delivers innovative fiberglass solutions for aerospace and premium automotive applications.

Innovation Highlights:

  • Lightweight reinforcements for aerospace applications
  • Custom formulations for resin transfer molding processes
  • Carbon-fiber hybrid technologies

3️⃣ 8. AGY Holding Corp

Headquarters: Aiken, South Carolina, USA
Key Offering: S-2 Glass® high-strength fiberglass

AGY provides premium-performance fiberglass for defense, aerospace, and industrial applications where standard E-glass falls short.

Innovation Highlights:

  • 30% stronger than conventional fiberglass
  • Military-grade ballistic protection solutions
  • High-temperature resistant formulations

2️⃣ 9. Johns Manville

Headquarters: Denver, Colorado, USA
Key Offering: Fiberglass reinforcements for BMC and SMC

A Berkshire Hathaway company, Johns Manville produces high-quality fiberglass for compression molding and bulk molding compounds.

Innovation Highlights:

  • BMC formulations with improved surface finish
  • Low-emission production processes
  • Strategic focus on North American automotive market

1️⃣ 10. Nittobo

Headquarters: Tokyo, Japan
Key Offering: Ultra-thin fiberglass for electronics

Nittobo specializes in micro-diameter fiberglass for high-density printed circuit boards and electronic applications.

Innovation Highlights:

  • World’s finest commercially available fiberglass (3-5 micron)
  • Low thermal expansion formulations
  • Dominant position in Asian electronics supply chain

🔮 Outlook: The Future of Fiberglass Reinforcement

The fiberglass for thermoset market is transforming through advanced material science and sustainable production methods. Key trends include:

  • Hybrid composites combining fiberglass with carbon fiber
  • Bio-based resin systems compatibility research
  • Automated fiber placement technology
  • Recycling solutions for thermoset composites

Get Full Report Here:
Fiberglass for Thermoset Reinforcement Market – View in Detailed Research Report

These industry leaders are not just supplying materials – they’re enabling lighter, stronger, and more sustainable products across multiple sectors.