| About |
|---|
| Styrilic Grade 2020 is a Styrene Methyl Methacrylate Acrylic Copolymer product. It is available in Europe or North America.&& |
| Product Description | |
|---|---|
| Supplier | Deltech |
| Generic | SMMA |
| Material Status | Commercial: Active |
| Availabilitys | North America,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.08 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 2.2 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD | 0.30 to 0.60 | % | ASTM D955 |
| Water absorption rate | |||
| 24hr | 0.10 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2900 | MPa | ASTM D638 |
| tensile strength | |||
| yield | 63.4 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 3.0 | % | ASTM D638 |
| Bending modulus | 3310 | MPa | ASTM D790 |
| bending strength | 100 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃，3.2mm | 32 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 92.2 | ℃ | ASTM D648 |
| Vicat Softening Temp | 104 | ℃ | ASTM D1525 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Refractive index | 1.570 | ASTM D542 | |
| Transmittance | 92.8 | % | ASTM D1003 |
| Haze | < 0.50 | % | ASTM D1003 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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