What is the strongest 3D printer material?
Samuel Coleman
Updated on April 16, 2026
Polycarbonate is the undisputed king of materials for desktop 3D printing. Even we were surprised at polycarbonate's strength. In comparison to nylon at 7,000 psi, polycarbonate's tensile strength of 9,800 psi makes it the ideal choice for high-strength, functional components.
Which 3D printing type give most strength?
ABS, PETG, and PLA have differing strength characteristics which are important to consider when 3D printing end use parts. For parts which need tensile strength to resist forces pulling on the object, PETG is the strongest option, followed by PLA. ABS is the least effective choice for resisting this type of force.Which PLA is strongest?
PLA+ / Tough PLAPLA+ is the enhanced version of PLA. It is mostly the same, with a few slight differences: better surface quality, color, and mechanical properties. Most PLA+ filaments are advertised as being stronger, less brittle, more durable, and better for layer adhesion.
Is PLA stronger than steel?
RepRap Ltd produced a beam in PLA with the script and tested its bending under a standard weight. They found that the performance of the generated beam was equal to that of an equivalent solid beam made from steel.How strong can 3D prints be?
PLA OR POLYLACTIC ACIDIt provides ease of use at a low cost and, importantly, it is reasonably strong. Additionally, you can print with PLA at a low temperature, without a heated bed, but it has a tensile strength of 7,250 psi.