Thermoplastic polyurethanes (TPUs) reveal vast combinations of both physical properties and processing applications. Usually, they are flexible and elastic with good resistance to impact, abrasion and weather.
Flexible (Elastic) Resin is an SLA 3D printing material with a hardness range typically between 50A and 80A Shore, offering silicone-like softness and rebound properties.
PEBA's Secret Weapon: Unmatched Elastic Performance. 1. Energy Return That Put Springs to Shame.Excellent Mechanical Properties and Heat Resistance: Nylon PA6 filament is an indispensable structural material with high heat resistance and good impact resistance.
Which 3D printing material is best for your application? I tested PRUSAMENT PLA, PETG and ASA to see how the perform in the categories: Price, Printability

Elastic Materials. high resilience.LuxCreo's high performance elastic material EM21 has excellent elasticity and tear resistance. It is perfect for producing parts that need to be bent, stretched or compressed hundreds of thousands of cycles without tearing.
Nowadays, the development of 3D-printing technology makes it possible for fabricating metamaterials with distinctive mechanical properties. In this paper, we present a novel design of 3D...
Flexible 80A Resin. Elastic 50A Resin. Real Silicone 40A.This exploration of SLA 3D printing will cover its foundational principles, benefits, material considerations, applications, challenges, and future outlook, providing a comprehensive understanding of this sophisticated technology.

This properties table compiles physical and mechanical properties for the top 3D printing materials. Compare metrics for strength, stiffness, density, etc.
Kai Parthy has recently discovered that one of these material, the Layfomm 40 filament, possesses some unique qualities that really add some diversity to any 3D printer's arsenal. Never before seen in any other materials used to 3D print objects, the Layfomm 40 is viscoelastic.