2026

Composite 3D printing has reached a point where it can genuinely replace metal parts in some engineering and manufacturing applications, not just prototype them. Markforged has built its entire product range around this idea, embedding continuous carbon fibre into printed plastic parts to produce components that rival aluminium in strength-to-weight

If you’ve been looking at Markforged printers, you’ve almost certainly come across Onyx filament. It’s the base material for most of what Markforged produces, and for good reason. Onyx is a chopped carbon fibre-reinforced nylon that prints with a better surface finish than most FFF (Fused Filament Fabrication) materials and