Prepregs & Resins

Resins and resin-impregnated reinforcements for high strength, toughness and structural performance at low weight.

Hexcel provides a range of prepregs under the HexPly® trademark for aerospace and industrial applications, using specially formulated epoxy, phenolic and BMI resin matrix systems. HexPly® prepregs are reinforced with woven, multiaxial and unidirectional (UD) carbon and glass fibers.

The aerospace industry is the greatest consumer of Hexcel prepregs, for civil aircraft, military jets, helicopters, aero-engines or space satellite and launchers. Hexcel’s range of resin formulations for aerospace prepregs includes a wide range of epoxies for highly loaded parts and supreme toughness; BMI systems for high temperature performance; phenolics for fire, smoke and toxicity performance in aircraft interiors; and cyanate esters for space structures and satellite applications.

To assist with product selection: Aerospace Selector Guide
For those new to prepreg: Prepreg Technology Manual

Design Aids

Cure Ply Thickness Calculator

Composite Properties Calculator

Bleeder Aid for Satellite Prepregs

NCamp Database (for data on HexPly 8552)