| About |
|---|
| U Series Resin Composite Grade&& |
| Product Description | |
|---|---|
| Supplier | UNITIKA |
| Generic | 多芳基化合物 |
| Material Status | Commercial: Active |
| Features | Good Dimensional Stability,High elastic |
| Availabilitys | North America,Asia Pacific |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.43 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：3.0 mm | 0.25 | % | ASTM D955 |
| Water absorption rate | |||
| 24hr，3.18 mm | 0.13 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 3.2mm | 44 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 98.0 | ℃ | ASTM D648 |
| Linear coefficient of thermal expansion | |||
| MD | 2.8E-5 | 1/℃ | ASTM D696 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.0E+16 | ohms·cm | ASTM D257 |
| Dielectric strength | 21 | kV/mm | ASTM D149 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| R-level | 116 | ASTM D785 | |
| tensile strength | 73.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 6.5 | % | ASTM D638 |
| Bending modulus | 4700 | MPa | ASTM D790 |
| bending strength | 120 | MPa | ASTM D790 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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