Polyester Foam

Dimensionally Stable Polyester Foam Core

  • Good Strength to weight ratio
  • Low resin Absorption
  • Good Fire performance
  • Styrene safe
  • Good Sound & Thermal Insulation
  • Closed cell

Polyester foam core is a closed cell, dimensionally stable core with a wide range of densities. It is compatible with most resin systems and is fire retardant. Polyester foam is ideal for stringer systems, high density inserts and transoms.


Core Composites provides only general technical data as an accommodation to assist our customers. Actual values may vary from manufacturer to manufacturer and are subject to change. Specifications are not intended for engineering purposes. Core Composites makes no warranties that the product conforms to the specifications nor to the accuracy of the specifications. Additionally there are NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. The product is sold "AS IS".