Table 4.
Properties | Elastic | Flexible | |||
---|---|---|---|---|---|
Green 1 | Postcured 2 | Green 1 | Postcured 3 | ||
Tensile Properties | |||||
Ultimate Tensile Strength | 1.61 MPa 4 | 3.23 MPa 4 | 3.3–3.4 MPa 4 | - | |
Elongation at Failure | 100% | 100% | 60% | 75–85% | |
Stress at 50% Elongation | 0.92 MPa | 0.94 MPa | - | - | |
Stress at 100% Elongation | 1.54 MPa | 1.59 MPa | - | - | |
Other Properties | |||||
Hardness Shore | 40 A | 50 A | 70–75 A | 80–85 A | |
Vicat Softening Point | - | - | 231 °C | 230 °C |
1 Data was obtained from green parts, printed using a Form 2, 100 μm, clear settings, without additional treatments. 2 Data was obtained from parts printed using a Form 2, 100 µm, elastic settings, washed in Form Wash for 20 min, and postcured with Form Cure at 60 °C for 20 min. 3 Data was obtained from parts printed using a Form 2, 100 µm, flexible settings and postcured with 80.5 mW/cm2 of 365 nm fluorescent light for 60 min. 4 Tensile testing was performed after 3+ hours at 23 °C using a Die C dumbbell and a 20 in/min crosshead speed.