The Global Sandwich Composite Core Foam Market was valued at USD 814 million in 2023 and is projected to reach USD 1.15 billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.0% during the forecast period (2023-2030). This expansion is driven by increasing adoption across aerospace, wind energy, and transportation sectors seeking high-strength, lightweight materials for improved fuel efficiency and structural performance.

As industries continue their push toward material optimization and sustainability, sandwich composite core foams have emerged as critical enablers of next-generation engineering solutions. This analysis profiles the Top 10 Companies in the Sandwich Composite Core Foam Industry—the innovators setting benchmarks for performance and application versatility.

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🔟 1. Diab Group

Headquarters: Laholm, Sweden
Key Offering: Divinycell PVC Foam Cores

A global leader in structural core materials, Diab Group specializes in advanced PVC foam solutions for demanding composite applications. Their Divinycell product line serves over 50 countries across aerospace, marine, and renewable energy sectors.

Technical Advantages:

• High strength-to-weight ratio core materials
• Temperature-resistant formulations up to 130°C
• Optimized solutions for wind turbine blade applications

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Sandwich Composite Core Foam Market – View in Detailed Research Report

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9️⃣ 2. Gurit Holding AG

Headquarters: Wattwil, Switzerland
Key Offering: SYPVC and SYLOMER Structural Foams

Gurit delivers engineered core materials for the most demanding structural applications, with particular emphasis on wind energy and transportation markets. The company holds 18% market share in wind turbine core materials globally.

Technical Advantages:

• Specialized foam cores for ultra-long wind turbine blades
• Closed-cell foam technologies for marine applications
• Recyclable material systems under development

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8️⃣ 3. Evonik Industries AG

Headquarters: Essen, Germany
Key Offering: ROHACELL PMI Foams

Evonik’s polymethacrylimide (PMI) foams set industry benchmarks for aerospace and industrial applications, combining exceptional mechanical properties with thermal stability up to 180°C.

Technical Advantages:

• 100% closed-cell structure
• Highest specific stiffness among polymer foams
• Certified for aerospace primary structures

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7️⃣ 4. 3A Composites

Headquarters: Sins, Switzerland
Key Offering: AIREX Structural Foam Cores

3A Composites provides lightweight core solutions that combine mechanical performance with processing flexibility, serving marine, transportation, and industrial markets globally.

Technical Advantages:

• PET foams with excellent fatigue resistance
• Energy-absorbing formulations for transportation
• Closed-cell structures for marine buoyancy

Download FREE Sample Report:
Sandwich Composite Core Foam Market – View in Detailed Research Report

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6️⃣ 5. Armacell International S.A.

Headquarters: Luxembourg
Key Offering: ARMASPHERE Structural Foams

Armacell specializes in multifunctional foam solutions that combine structural performance with thermal and acoustic insulation properties for aerospace and rail applications.

Technical Advantages:

• Fire-resistant foam formulations (up to FST standards)
• Integrated thermal/acoustic solutions
• Lightweight cores for interior aircraft components

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5️⃣ 6. Sabic

Headquarters: Riyadh, Saudi Arabia
Key Offering: ULTEM Foam Cores

Sabic’s thermoplastic foam solutions provide high-performance alternatives to traditional thermoset cores, particularly in aerospace and mass transportation applications demanding recyclability.

Technical Advantages:

• High-temperature performance (up to 170°C)
• Thermoplastic recyclability
• FST compliance for aerospace interiors

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4️⃣ 7. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: STYRODUR Construction Foams

BASF provides cost-effective expanded polystyrene (EPS) foam solutions for composite applications in construction and industrial markets where thermal insulation is paramount.

Technical Advantages:

• High compressive strength formulations
• Moisture-resistant closed-cell structure
• Thermal insulation properties

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3️⃣ 8. CoreLite Inc.

Headquarters: Burlington, Washington, USA
Key Offering: SAN Foam Cores

CoreLite specializes in moisture-resistant styrene acrylonitrile (SAN) foam cores that maintain mechanical properties in harsh marine environments and other demanding applications.

Technical Advantages:

• Superior moisture resistance
• High impact strength
• Closed-cell structure resistant to fluid absorption

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2️⃣ 9. Polyumac

Headquarters: Miami, Florida, USA
Key Offering: REYCO Structural Foams

Polyumac develops custom-engineered foam solutions for specialized applications in marine, wind energy, and transportation sectors, with strong emphasis on performance optimization.

Technical Advantages:

• Custom density formulations
• High-performance polymer chemistries
• Application-specific engineering support

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1️⃣ 10. Changzhou Tiansheng Composite Materials Co., Ltd.

Headquarters: Changzhou, China
Key Offering: Cost-effective PVC Foam Cores

As a leading Asian manufacturer, Changzhou Tiansheng provides economically competitive PVC foam solutions for industrial composites, serving growing regional demand.

Technical Advantages:

• Cost-optimized production
• Localized supply chain for Asian markets
• Standard and custom formulations

Get Full Report Here:
Sandwich Composite Core Foam Market – View in Detailed Research Report

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🌍 Market Outlook: The Future of Structural Core Materials

The sandwich composite core foam industry is undergoing significant transformation, driven by evolving material requirements across key application sectors and sustainability imperatives.

📈 Key Market Developments:

• Accelerating adoption of PET foam cores in wind energy (35% of new installations in 2024)
• Expansion into electric vehicle battery enclosures and structural components
• Development of fire-retardant formulations meeting stringent aerospace standards
• Increasing use of thermoplastic foam cores for recyclability
• Material optimization for next-gen aerospace structures (15-20% weight reduction targets)

Get Full Report Here:
Sandwich Composite Core Foam Market – View in Detailed Research Report

The companies profiled represent the vanguard of structural core material innovation, enabling lighter, stronger, and more sustainable composite solutions across multiple industries.