Table 2. Mechanical properties and methods used according to manufacturer for each material and 3D printing technology used.
| Parameters | Manufacturer | Mechanical properties according to manufacturer | |||||
|---|---|---|---|---|---|---|---|
| Tensile strength (MPa) | Young’s modulus (MPa) | Elongation at break (%) | Glass transition temperature (Tg) (°C) | Shore hardness | Methods | ||
| PLA (Manufacturer) | Kimya | 22.9 | 2.097 | 4.2 | 107 | 76.8D | ISO 527-2/5A/50, ISO 178, ISO 868 |
| ABS | Kimya | 35.3 | 1443 | 9.8 | 107 | 70.0D | ISO 527-2/5A/50, ISO 178, ISO 868 |
| TPU/TPE (Filaflex 60A Pro) | Recreus | 26 | 2.5 | 950 | – | 63A | DIN ISO 7619-1, DIN 53504-S2 |
| PA12 | 3D Systems | 43 | 1387 | 14 | 192 | 73D | ASTM D638, ASTM D790, ASTM D2240 |
| Elastic 50 | Formlabs | 3.23 | 1.59 | 160 | – | 50A | ASTM D 412-06 (A), ASTM 2240 |
| Flexible 80 | Formlabs | 8.9 | 6.3 | 120 | 27 | 80A | ASTM D 412-06 (A), ASTM 2240 |
| Durable | Formlabs | 28 | 1000 | 55 | – | – | ASTM D638-14, ASTM D 790-15 |
| Surgical Guide | Formlabs | 73 | 2900 | 12.3 | – | 67D | ASTM D790, ASTM D638 |
| Elastic Clear | Stratasys | 3–5 | – | 360–400 | – | 45A | ASTM D-412, ASTM D-395, ASTM D-2240 |
| MED610 | Stratasys | 50–65 | 2000–3000 | 10–20 | 54 | 86D | ASTM D-638-03-04-05, D-790-04, DMA E |
| VERO | Stratasys | 40–55 | 2000–2500 | 15–20 | 54 | 86D | ASTM D-638-03-04-05, D-790-04, DMA E |
Abbreviations: ABS, acrylonitrile butadiene styrene; PLA, polylactic acid; TPE, thermoplastic elastomer; TPU, thermoplastic polyurethane