GMT Composites Inc.

Custom fabricator of carbon fiber composite parts for the industrial, medical imaging, marine, aerospace and robotics industries. Facility with multiaxis milling machine and onsite engineering and design team. Offers full service, from idea to delivery.

48 Ballou Blvd.
Bristol, RI 02809 US

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As Seen In CompositesWorld

GMT Composites fabricates 7m continuous passerelle
The boat boarding ramp, made for an luxury tour boat application, is believed by GMT to be the longest fixed-length passerelle in the world.

Carbon stairs make boarding a sailing yacht a breeze
GMT Composites (Bristol, R.I.) makes lightweight but strong — typically carbon fiber — yacht-boarding systems that are easily moved and stowed.

Focus on Design: Composite adaptor board supports medical treatment
Carbon fiber/epoxy the only material choice in this critical X-ray application.

Carbon-composite blades

Carbon composites move beyond racing yachts into commercial and military marine applications.
Marine carbon composites move beyond racing yachts into commercial and military vessels.

Product Categories of GMT Composites Inc.

Tools/tooling materials
  • Mandrels
    • Mandrels, other
Fabricating services
  • Thermoset materials
    • Adhesive bonding
    • Hand layup
    • Honeycomb structures
    • Moldmaking and patternmaking
    • Prototyping
    • Resin transfer molding (RTM)
    • Vacuum-assisted resin transfer molding (VARTM)
Composite Structures & Components
  • Aerospace, aircraft interior
  • Aerospace, radomes
  • Automotive, body panels & substructures
  • Automotive, underhood
  • Infrastructure, composite
  • Laminate panels, with core
  • Laminate sheets, solid
  • Marine, boat (hulls, decks, bulkheads, etc.)
  • Marine, docks/pilings
  • Marine, other
  • Pressure vessels
  • Profiles
  • Rods
  • Tubes
  • Other composite structures
Design, testing, consulting, other services
  • CAD/CAM/CAE design
  • Expert witness
  • Repair services, composites
  • Consulting
    • Consulting, process development