| About |
|---|
| Altuglas® MI-4T is a Polymethyl Methacrylate Acrylic product. It is available in Asia Pacific or Europe. Primary characteristic: flame rated.&& |
| Product Description | |
|---|---|
| Supplier | Trinseo |
| Material Status | Commercial: Active |
| Features | HB |
| Availabilitys | Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.18 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 230℃，3.80kg | 3.0 | g/10min | ISO 1133 |
| Shrinkage rate | |||
| MD | 0.20 to 0.60 | % | ASTM D955 |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 50% RH | 0.32 | % | ISO 62 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 2.5 | kJ/m² | ISO 179/2C |
| Charpy Unnotch Impact strength | |||
| 23℃ | 20 | kJ/m² | ISO 179/2U |
| Impact strength of cantilever beam notch | |||
| 23℃ | 2.2 | kJ/m² | ISO 180-1A |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 102 | ℃ | ISO 75-2/B |
| 1.8 MPa, unannealed | 98.0 | ℃ | ISO 75-2/A |
| Vicat Softening Temp | 106 | ℃ | ISO 306/B |
| Linear coefficient of thermal expansion | |||
| MD：-30~23℃ | 7.5E-5 | 1/℃ | ASTM D696 |
| specific heat | 2090 | J/kg/℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+14 | ohms | ASTM D257 |
| Volume resistivity | > 1.0E+15 | ohms·cm | ASTM D257 |
| Dielectric strength | 19 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 60 Hz | 3.80 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 0.040 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Refractive index | 1.490 | ISO 489 | |
| Transmittance | 92.0 | % | ASTM D1003 |
| Haze | 1.0 | % | ASTM D1003 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 82 | ASTM D785 | |
| tensile strength | |||
| Yield, 23 ℃ | 59.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| Fracture, 23 ℃ | 20 | % | ISO 527-2 |
| Bending modulus | |||
| 23℃ | 2800 | MPa | ISO 178 |
| bending strength | |||
| 23℃ | 92.0 | MPa | ISO 178 |
| compressive strength | |||
| 23℃ | 91.0 | MPa | ISO 604 |
| Process Conditions | |||
|---|---|---|---|
| Injection | Nominal value | Unit | Test method |
| drying temperature | 85 | °C | |
| Drying time | 4.0 | hr | |
| Processing (melt) temperature | 230 to 240 | °C | |
| Mold temperature | 75 to 85 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Method B |
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