In the table below, you will find a quick comparison of some Markforged Composite Materals for high performance printing.

	Carbon Fiber	Fiberglass	HSHT Fiberglass	Kevlar®
Properties	High strength-to-weight ratio, stiff	Sturdy, cost-effective	Sturdy, high heat deflection	Tough, impact-resistant
Ideal Load Type	Constant loading	Intermittent loading	Constant loading at high temperatures	Impact loading
Failure Behavior	Stiff until fracture	Bends until fracture	High energy-absorption until fracture	Bends until deformation
Characteristics and Advantages	Metal stiffness and lightweight strength	Economical starting point, general-use fiber	Keeps strength at high temperatures	High deflection and impact resistance