3A Composites Core Materials is a global organizational unit within the 3A Composites Group, a part of Schweiter Technologies (SIX Swiss Exchange: SWTQ), with operations in Europe, the Americas, China and Papua New Guinea.

They are a global leader with the broadest portfolio of high-performing and sustainable core materials with main focus on PET foam and balsa wood. They are the pioneers in sandwich technology with more than 75 years of experience. Since the very beginning their focus has been developing strong and solid, lightweight core materials, which allow manufacturing more durable, sustainable and energy-efficient end products for METYX Composites customers.


Product Name Product Description Brochure TDS SDS
Airex C70 Universal Structural Foam
Airex PXc Fiber-Reinforced Structural Foam
Airex PXw Fiber-Reinforced Structural Foam Panel
Airex R82 High Performance Structural Foam
Airex T10 The Premium Structural Foam Core
Airex T90 The Fire Retardant Structural Foam
Airex T92 Easy Processing Structural Foam
Airex TegraCore Fire Performance Structural Lightweight Foam
Baltek SB Select Grade Structural Balsa
Baltek SBC Plantation Controlled Structural Balsa for Infusion
Baltek VBC Engineered Structural Balsa