The Global Automotive Long Glass Fiber Reinforced PBT Market was valued at USD 861 Million in 2025 and is projected to reach USD 1,288 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 6.1% during the forecast period (2025–2034). This robust growth is fueled by the automotive industry’s urgent need for lightweighting to meet stringent emissions regulations, alongside the rapid expansion of electric vehicle production creating demand for high-performance structural components.

As vehicle manufacturers intensify their focus on sustainability and performance, advanced materials like Long Glass Fiber Reinforced PBT (LGF-PBT) are becoming indispensable for creating lighter, stronger, and more durable automotive parts. In this in-depth analysis, we profile the Top 10 Companies in the Automotive Long Glass Fiber Reinforced PBT Industry—a select group of chemical giants and specialized compounders pioneering the materials that are shaping the future of automotive design and manufacturing.

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🔟 1. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Ultradur® LGF PBT grades

BASF stands as a global leader in engineering plastics, with its Ultradur® portfolio representing some of the most advanced LGF-PBT compounds available. The company’s materials are extensively used in demanding automotive applications where high mechanical strength, thermal resistance, and dimensional stability are paramount.

Innovation Initiatives:

• Development of halogen-free flame-retardant grades for EV battery components

• Advanced compounding technologies for optimal fiber-matrix adhesion

• Global technical support and application development centers

Download FREE Sample Report: Automotive Long Glass Fiber Reinforced PBT Market – View in Detailed Research Report

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9️⃣ 2. SABIC

Headquarters: Riyadh, Saudi Arabia
Key Offering: LNP™ Thermocomp® LGF PBT compounds

SABIC’s LNP portfolio includes specialized LGF-PBT compounds designed to meet the rigorous demands of automotive applications. The company leverages its global production capacity and strong position in polyester resins to deliver consistent, high-performance materials for structural components.

Innovation Initiatives:

• Focus on materials for electric vehicle battery systems and charging components

• Development of high-flow grades for complex thin-walled parts

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8️⃣ 3. DuPont de Nemours, Inc.

Headquarters: Wilmington, Delaware, USA
Key Offering: Crastin® LGF PBT

DuPont’s Crastin® PBT product line includes long glass fiber reinforced grades renowned for their excellent strength, stiffness, and thermal performance. The company’s materials are specified for critical under-the-hood applications and structural components where reliability is non-negotiable.

Innovation Initiatives:

• Advanced formulations for high-temperature engine components

• Materials optimized for metal replacement in structural assemblies

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7️⃣ 4. Lanxess AG

Headquarters: Cologne, Germany
Key Offering: Pocan® LGF PBT compounds

Lanxess offers a comprehensive range of Pocan® LGF-PBT compounds tailored for automotive applications. The company’s expertise in high-performance polymers makes it a key supplier for components requiring exceptional mechanical properties and resistance to harsh automotive environments.

Innovation Initiatives:

• Specialized grades for electronic control units and sensor housings

• Development of hydrolysis-resistant formulations

Download FREE Sample Report: Automotive Long Glass Fiber Reinforced PBT Market – View in Detailed Research Report

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6️⃣ 5. Celanese Corporation

Headquarters: Irving, Texas, USA
Key Offering: Celanex® LGF PBT

Celanese is a leading global producer of engineered materials, with its Celanex® LGF-PBT grades playing a crucial role in automotive lightweighting strategies. The company’s materials are known for their consistent quality and performance in demanding applications.

Innovation Initiatives:

• Application-specific compound development

• Focus on cost-performance optimization for high-volume automotive programs

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5️⃣ 6. Covestro AG

Headquarters: Leverkusen, Germany
Key Offering: Pocan® LGF PBT (transitioned from Lanxess)

Following strategic portfolio adjustments, Covestro has strengthened its position in LGF-PBT materials. The company leverages advanced polymer technology to develop compounds that meet the evolving needs of automotive designers and engineers.

Innovation Initiatives:

• Sustainable material solutions with recycled content

• High-performance grades for structural battery components

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4️⃣ 7. RTP Company

Headquarters: Winona, Minnesota, USA
Key Offering: Custom LGF-PBT compounds

RTP Company specializes in engineered thermoplastics, offering customized LGF-PBT formulations to meet specific automotive requirements. As a specialized compounder, RTP provides tailored solutions for unique application challenges.

Innovation Initiatives:

• Rapid prototyping and application development support

• Custom color matching and additive packages

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3️⃣ 8. Kingfa Science & Technology Co., Ltd.

Headquarters: Guangzhou, China
Key Offering: Kingfa LGF PBT compounds

As China’s leading modified plastics producer, Kingfa plays a pivotal role in supplying LGF-PBT to the Asian automotive market. The company’s strong regional presence and cost-competitive offerings make it a key player in the global landscape.

Innovation Initiatives:

• Development of cost-effective solutions for high-volume applications

• Expansion of production capacity to meet growing Asian demand

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2️⃣ 9. Mitsubishi Chemical Group

Headquarters: Tokyo, Japan
Key Offering: Novaduran® LGF PBT

Mitsubishi Chemical Group offers Novaduran® LGF-PBT compounds renowned for their excellent balance of properties and processing characteristics. The company’s materials are widely used by Japanese automotive manufacturers and their global supply chains.

Innovation Initiatives:

• High-purity grades for electrical and electronic applications

• Advanced flame-retardant systems for safety-critical components

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1️⃣ 10. Asahi Kasei Corporation

Headquarters: Tokyo, Japan
Key Offering: Tuftec® blended with LGF PBT compounds

Asahi Kasei brings innovative material solutions to the automotive sector, including specialized LGF-PBT formulations. The company’s technical expertise and focus on quality make it a trusted supplier for demanding automotive applications.

Innovation Initiatives:

• Development of impact-modified grades for crash-relevant components

• Materials optimized for vibration damping and noise reduction

Get Full Report Here: Automotive Long Glass Fiber Reinforced PBT Market – View in Detailed Research Report

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🚀 Outlook: The Future of Automotive Materials Is Lighter and Smarter

The automotive LGF-PBT market is undergoing a significant transformation. While traditional metal components still dominate many structural applications, the industry is increasingly investing in advanced thermoplastic composites that offer superior weight savings, design flexibility, and corrosion resistance.

📈 Key Trends Shaping the Market:

• Rapid adoption in electric vehicle battery systems and structural components

• Development of sustainable grades with recycled content and bio-based alternatives

• Advancements in fiber-matrix adhesion technologies for enhanced performance

• Automaker-material supplier collaborations for application-specific solutions

Get Full Report Here: Automotive Long Glass Fiber Reinforced PBT Market – View in Detailed Research Report

The companies profiled above are not only supplying critical materials to the automotive industry—they’re enabling the next generation of lighter, safer, and more efficient vehicles through continuous innovation and technical expertise.