Specialty Class
Accura® 48HTR
Plastic material for applications that require high-heat resistance
Processes
- Stereolithography (SLA)
Properties
- Rigid
- High temp
- Can be coated
Colors
- Translucent
- Amber
Finishes
- Natural
- Standard
- Paint-ready
- Painted
- Quick Clear
- Clearpart
- Custom
Post-Cured Material
| Measurement | Condition | Metric | U.S. |
| Tensile Strength (MPa/PSI) | ASTM D 638 | 64-67 | 9280-9720 |
| Tensile Modulus (MPa/KSI) | ASTM D 638 | 2800-3980 | 406-577 |
| Elongation at Break (%) | ASTM D 638 | 4-7 | 4-7 |
| Flexural Strength (MPa/PSI) | ASTM D 790 | 105-118 | 15200-17100 |
| Flexural Modulus(MPa/KSI) | ASTM D 790 | 2760-3400 | 400-493 |
| Impact Strength (J/m /Ft-lbs/in) | ASTM D 256 | 22-29 | 0.4-0.5 |
| Heat Deflection Temperature (°C/°F) UV Postcure Only UV Postcure Only UV + thermal postcure (2hr @ 160 °C) UV + thermal postcure (2hr @ 160 °C) |
ASTM D 648 @ 66 PSI @ 264 PSI @ 66 PSI @ 264 PSI |
65 57 130 110 |
149 135 266 230 |
| Coefficient of Thermal Expansion (μm/m-°C / μm/in-°F) |
ASTM E 831-93 TMA (T<Tg, < 50 °C) TMA (T<Tg, 9 > 120 °C) |
115 165 |
64 92 |
| Glass Transition – Tg (°C/°F) UV Postcure Only UV + thermal postcure (2hr @ 160 °C) |
ASTM D 4065-01 DMA, E” DMA, E” |
91-100 132-136 |
195-212 270-277 |
| Shore D | ASTM D 2240 | 86 | 86 |
Liquid Material
| Measurement | Condition | Value |
| Viscosity | @ 30 °C (86 °F) | 200-250 cps |
| Penetration Depth (Dp) | 5.5 mils | |
| Critical Exposure (Ec) | 7.4 mJ/cm2 | |
| Color | Clear amber | |
| Solid Density | @ 25 °C (77 °F) | 1.23 g/cm3 at 25 °C |
| Liquid Density | @ 25 °C (77 °F) | 1.17 g/cm3 at 25 °C |
