Onyx FR Spool - 800CC

COMPATIBILE WITH FX10, FX20, X7

Product Code: F-MF-0004

Flame-Retardant Strength You Can Rely On

The Industry-Preferred Flame-Retardant Composite for Functional Parts

Designed for demanding applications in regulated industries, the Onyx FR Spool – 800CC delivers high-performance printing with certified V-0 flame retardancy. Engineered with chopped carbon fiber reinforcement, this composite material is ideal for creating strong, stiff parts that must comply with fire safety standards—without sacrificing print quality or dimensional accuracy.

Trusted across aerospace, automotive, and industrial sectors, Onyx FR empowers teams to go from prototype to production with safety and confidence. 

Key Features

• V-0 Flame Retardant (UL 94 Certified) – Compliant with stringent fire safety regulations

• Carbon Fiber Reinforced – Enhanced stiffness and structural integrity

• Excellent Surface Finish – Matte black, professional look straight off the printer

• Dimensional Stability – Minimal warp and shrink, even on larger parts

• High-Temperature Resistance – Maintains strength in elevated thermal environments

• 800CC Spool Format – Designed for extended production runs on Markforged printers

• Seamless Compatibility – Certified for use with Markforged Industrial and Desktop series

Built for Critical Applications

Onyx FR is more than just flame-resistant—it's built for precision, safety, and strength in regulated environments. From aerospace brackets to electrical enclosures, you can print end-use parts that meet compliance without secondary processing or added coatings.

Buy the Onyx FR 800CC Spool now and print with confidence knowing your parts are certified, strong, and fire-safe.