Fiberglass CFF™ (Continuous Filament Fabrication) Spools. Markforged Fiberglass is a continuous fiber designed to reinforce Onyx or Tough Nylon.
Kevlar® CFF™ (Continuous Filament Fabrication) Spools. Kevlar has the best abrasion resistance and is our most flexible fiber material.
Carbon Fiber FR is a flame-retardant variant of Markforged’s unique, ultra-high-strength Continuous Carbon Fiber. Carbon Fiber FR is only available as the aerospace-ready