| About |
|---|
| Aristech Acrylics LLC Altair® I-300 is a partially “cross-linked” commercial continuous cast acrylic sheet with unparalleled thermoforming properties. Aristech Acrylics LLC Altair® I-300 was developed for plumbingware, spa, automotive and other applications.&& |
| Product Description | |
|---|---|
| Generic | SMMA |
| Material Status | Commercial: Active |
| Features | Crosslinked,Low odor,Heat Stabilized |
| Availabilitys | North America |
| Process Methods | Thermo forming |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.19 | g/cm³ | ASTM D792 |
| Water absorption rate | |||
| Saturation, 3.18 mm | 0.33 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Unnotch Impact strength | |||
| 3.18 mm | 246 | J/m | ASTM D6110 |
| Impact strength of cantilever beam notch | |||
| 3.2mm | 21 | J/m | ASTM D256-A |
| Dart impact equipped with measuring instruments | |||
| 3.18 mm | 4.07 | J | Internal Method |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 3.2 mm | 87.8 | ℃ | ASTM D648 |
| Linear coefficient of thermal expansion | |||
| MD：3.2 mm | 7.4E-5 | 1/℃ | ASTM D696 |
| specific heat | 1460 | J/kg/℃ | ASTM C351 |
| Thermal conductivity coefficient | 0.20 | W/m/K | Internal Method |
| thermal stability | |||
| 180℃，3.18 mm | No degradation | ASTM D4802 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Refractive index | 1.490 | ASTM D542 | |
| Transmittance | ASTM D1003 | ||
| 3180 µm | 93.0 | % | ASTM D1003 |
| Haze | ASTM D1003 | ||
| 3180 µm | 0.80 | % | ASTM D1003 |
| 3180 µm | 1.0 | % | ASTM D1003 |
| Yellowness index | |||
| 3.18 mm | 0.45 | YI | ASTM D1925 |
| UV transmittance (250 to 370 nm) | < 1.0 | % |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot forming temperature | |||
| 3.18 mm | 171 to 193 | ℃ | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-grade, 3.18 mm | 90 to 100 | ASTM D785 | |
| Babbitt hardness | |||
| 3.18 mm | 48 to 52 | ASTM D2583 | |
| Tensile modulus | |||
| 3.18 mm | 3170 | MPa | ASTM D638 |
| tensile strength | |||
| Yield, 3.18 mm | 68.9 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 3.18 mm | 5.5 | % | ASTM D638 |
| Bending modulus | |||
| 3.18 mm | 3100 | MPa | ASTM D790 |
| bending strength | |||
| 3.18 mm | 107 | MPa | ASTM D790 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.125 in |
| 3. FTMS 406-M-1074 |
| 4. 30 min |
| 5. 0.125 in, Unaged |
| 6. Aged |
| 7. Unaged |
| 8. UV Spectrophotometer |
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