Overview The Core Materials for Composites Market was valued at USD 1.67 Bn in 2025 and is expected to reach USD 2.91 Bn by 2032, growing at a CAGR of 8.29% during 2026-2032. Core materials are lightweight materials used in sandwich structures to provide strength and rigidity while reducing weight. Balsa wood, honeycomb, and foam materials support applications across aerospace and defense,...