Composite materials have transformed marine engineering by offering high strength-to-weight ratios, corrosion resistance, and design flexibility that traditional materials like steel and wood cannot match. Today, they are used in over 90% of recreational boats and are increasingly integrated into commercial and naval vessels.
Key Marine Applications
Hulls and Decks: Fiberglass (GFRP) remains the standard for boat hulls due to its cost-effectiveness and durability. Carbon fiber is used for high-performance racing yachts and naval craft to reduce weight and increase speed.
Propulsion Systems: Composite propellers and rudders are used to improve hydrodynamic efficiency and reduce cavitation.
Superstructures: On large commercial ships, composites are used for masts, deckhouses, and internal bulkheads to lower the vessel's center of gravity and improve stability.
Subsea & Offshore: Composites are essential for offshore platforms, subsea pipelines, and underwater ROVs because they do not rust in saltwater.
Interiors: Lightweight panels and furniture on luxury superyachts often utilize carbon fiber for both structural performance and aesthetic appeal.