Best for
- Grips, bumpers, gaskets, and seals (firmer grade)
- Wearables and squeezable prototypes (softer grade)
- Anatomy and soft-tissue models
Not the right choice for
- Parts that sit in solvents
About this resin family
Three resins. Formlabs Flexible 80A V2 is a firm, black rubber similar to a shoe sole or TPU. Formlabs Flexible 80A V1 is a firm, translucent grade. Formlabs Flexible 50A is softer and translucent, for wearables.
Key properties
| Tensile strength | about 3.4 to 10 MPa |
|---|---|
| Elongation at break | about 120 to 230% |
| Hardness | about 55 to 83 Shore A |
| Tear strength | about 12 to 28 kN/m |
| Finish | black or translucent |