The Global Defense Prepregs Market was valued at US$ 799 Million in 2025 and is projected to reach US$ 1,499 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 9.6% during the forecast period. This significant growth is fueled by escalating global defense budgets, the urgent modernization of military fleets, and the accelerating adoption of advanced composite materials to enhance the performance, durability, and stealth capabilities of aircraft, naval vessels, and ground vehicles.

As military forces worldwide prioritize lighter, stronger, and more resilient platforms, prepreg (pre-impregnated composite fibers) technology has become indispensable. In this blog, we profile the Top 10 Companies in the Defense Prepregs Industry—a group of advanced materials specialists and chemical giants driving innovation in next-generation military asset manufacturing.

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🔟 1. Toray Industries, Inc.

Headquarters: Tokyo, Japan
Key Offering: Carbon Fiber Prepregs, Torayca® Prepreg Systems

Toray Industries is the world’s largest manufacturer of carbon fibers and a dominant force in the aerospace and defense prepreg market. Their high-performance Torayca® prepregs are critical for primary and secondary structures in military aircraft, offering exceptional strength-to-weight ratios and damage tolerance.

Defense Portfolio & Innovations:

• Supplies prepregs for the F-35 Lightning II program and other advanced fighter jets

• Development of high-temperature and toughened epoxy systems for demanding applications

• Investment in automated tape laying (ATL) and automated fiber placement (AFP) compatible materials

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9️⃣ 2. Hexcel Corporation

Headquarters: Stamford, Connecticut, USA
Key Offering: HexPly® Prepregs, Carbon Fibers, Adhesives

Hexcel is a leading advanced composites company with a deep heritage in aerospace and defense. Their HexPly® product line includes a wide range of epoxy, phenolic, and high-temperature prepregs used in military airframes, rotor blades, and unmanned aerial vehicles (UAVs).

Defense Portfolio & Innovations:

• Key supplier for major defense programs including the Airbus A400M, CH-53K helicopter, and various missile systems

• Pioneering sustainable aviation initiatives with bio-based resin systems

• Advanced composite solutions for hypersonic vehicle structures

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8️⃣ 3. Solvay S.A.

Headquarters: Brussels, Belgium
Key Offering: CYCOM® Epoxy and Bismaleimide (BMI) Prepregs

Solvay’s materials are at the forefront of defense technology, providing high-performance composites for the most challenging environments. Their CYCOM® prepregs are renowned for superior thermal, mechanical, and flame/smoke/toxicity (FST) properties.

Defense Portfolio & Innovations:

• Materials specified for engine nacelles, radomes, and interior components in military transport and fighter aircraft

• Leading provider of Bismaleimide (BMI) prepregs for high-temperature applications exceeding 350°F (177°C)

• Focus on out-of-autoclave (OOA) processing to reduce manufacturing costs for defense applications

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Defense Prepregs Market – View in Detailed Research Report

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7️⃣ 4. Gurit Holding AG

Headquarters: Wattwil, Switzerland
Key Offering: Aerospace & Defense Prepregs, Core Materials, Engineering Services

Gurit specializes in composite materials and engineering solutions for the defense sector, particularly in naval and land systems. Their prepreg systems are engineered for ballistic protection, lightweight armor, and durable marine structures.

Defense Portfolio & Innovations:

• Supplies composite materials for naval ship superstructures and patrol boat hulls

• Advanced prepregs for military vehicle armor and blast protection systems

• Custom engineering support for complex defense composite structures

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6️⃣ 5. Teijin Limited

Headquarters: Tokyo, Japan
Key Offering: Tenax® Carbon Fiber Prepregs, Thermoplastic Composites

Teijin is a global technology-driven group offering advanced fibers and composites for defense applications. Their Tenax® carbon fiber prepregs are used in a variety of military platforms, and they are a leader in thermoplastic composites for rapid manufacturing.

Defense Portfolio & Innovations:

• Development of high-strength, impact-resistant prepregs for UAV airframes

• Investment in thermoplastic prepregs (like PEEK, PEKK) for weldable and repairable structures

• Lightweight solutions for satellite and space defense components

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5️⃣ 6. Mitsubishi Chemical Carbon Fiber and Composites Inc.

Headquarters: Tokyo, Japan (Global operations include US and Europe)
Key Offering: Pyrofil® Carbon Fiber Prepregs, Thermoplastic Tapes

Mitsubishi Chemical is a major player in the carbon fiber and prepreg market, supplying materials for a wide array of defense and aerospace programs. Their products are known for high quality and consistency, which is critical for certified defense manufacturing.

Defense Portfolio & Innovations:

• Provides prepreg materials for military helicopter rotor blades and structural components

• Specializes in intermediate modulus and high-strength carbon fiber prepregs

• Expanding capabilities in continuous fiber-reinforced thermoplastic composites

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4️⃣ 7. Park Aerospace Corp.

Headquarters: Newton, Kansas, USA
Key Offering: Advanced Composite Materials, Film Adhesives, Lightning Strike Materials

Park Aerospace develops and manufactures advanced composite materials primarily for the aerospace and defense markets. They are a key supplier of specialty prepregs, including materials designed for lightning strike protection and fire-resistant applications.

Defense Portfolio & Innovations:

• Expertise in lightning strike protection (LSP) prepreg systems for military aircraft

• Supplies materials for missile casings, rocket motor components, and radomes

• Focus on meeting stringent military specifications (MIL-SPEC) for reliability and performance

Download FREE Sample Report:
Defense Prepregs Market – View in Detailed Research Report

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3️⃣ 8. Dexcraft Composites

Headquarters: Faringdon, Oxfordshire, United Kingdom
Key Offering: Custom Carbon Fiber Prepreg Components, Engineering Design

Dexcraft specializes in the design, prototyping, and manufacture of high-performance carbon fiber composites. While they produce prepreg materials, their core strength lies in creating finished, complex components for defense clients, offering a full-service solution.

Defense Portfolio & Innovations:

• Manufactures custom composite parts for military ground vehicles, including structural and armor elements

• Provides rapid prototyping and low-volume production for specialized defense equipment

• Expertise in designing for survivability, including blast and ballistic protection

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2️⃣ 9. AVIC Composite Corporation Ltd. (ACC)

Headquarters: Beijing, China
Key Offering: Comprehensive Prepreg Systems for Military Aviation

As a subsidiary of the Aviation Industry Corporation of China (AVIC), ACC is a pivotal supplier for China’s domestic military aviation programs. They develop and produce a full range of prepreg materials for fighter jets, transport aircraft, and helicopters.

Defense Portfolio & Innovations:

• Primary composite material supplier for Chinese military aircraft such as the J-20 stealth fighter and Y-20 transport

• Significant investment in domestic carbon fiber production to ensure supply chain security

• Focus on advancing composite technologies for next-generation stealth platforms

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1️⃣ 10. SGL Carbon

Headquarters: Wiesbaden, Germany
Key Offering: SIGRAPREG® Carbon Fiber Prepregs, Customized Solutions

SGL Carbon is a leading provider of carbon-based solutions, with a strong presence in the defense sector through its composite materials business. Their SIGRAPREG® prepregs are used in various defense applications, from vehicle armor to aerospace components.

Defense Portfolio & Innovations:

• Develops lightweight composite armor solutions for military vehicles and personal protection

• Supplies materials for structural components in European military helicopter programs

• Expertise in large-scale composite structures for naval and land systems

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Defense Prepregs Market – View in Detailed Research Report

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🛡️ Outlook: The Future of Defense Prepregs is Smarter, Lighter, and More Integrated

The defense prepregs market is undergoing a profound transformation driven by the need for multi-functional materials that offer more than just lightweight properties. The future lies in smart composites that integrate sensing, stealth, and health monitoring capabilities directly into the material structure.

📈 Key Trends Shaping the Market:

• Rising demand for thermoplastic prepregs to enable faster, more recyclable manufacturing processes

• Integration of nanomaterials (e.g., CNTs, graphene) to enhance electrical conductivity for de-icing and electromagnetic shielding

• Growth in Out-of-Autoclave (OOA) technologies to reduce the cost and energy footprint of composite part production

• Increased focus on supply chain resilience and domestic production capabilities for national security reasons

The companies profiled are not merely material suppliers; they are strategic partners in developing the next generation of military platforms that will define global security for decades to come. Their innovations in prepreg technology are essential for achieving the performance, survivability, and strategic advantages required by modern defense forces.

Get Full Report Here:
Defense Prepregs Market – View in Detailed Research Report