| About |
|---|
| CE 220 is a high performance material with excellent strength, stiffness and thermal stability that is a good choice for use at elevated temperatures.&& |
| Product Description | |
|---|---|
| Generic | 氰酸酯树脂 |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Heat Stabilized |
| Availabilitys | North America |
| Process Methods | 180320 |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.10 to 1.14 | g/cm³ | |
| viscosity | |||
| 25℃ | 0.45 to 0.5 | Pa·s | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 3800 to 4500 | MPa | ASTM D638 |
| tensile strength | |||
| yield | 90.0 to 110 | MPa | |
| fracture | 90.0 to 110 | MPa | |
| Tensile strain | |||
| fracture | 2.5 to 4.0 | % | ASTM D638 |
| Bending modulus | 3800 to 4200 | MPa | ASTM D790 |
| bending strength | 140 to 160 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 22 to 25 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | 280 to 350 | J/m | ASTM D4812 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 219 | ℃ | |
| 1.8 MPa, unannealed | 191 | ℃ | |
| Glass transition temperature | |||
| — | 175 | ℃ | |
| — | 220 | ℃ | |
| Linear coefficient of thermal expansion | |||
| MD | 5.8E-5 to 6.2E-5 | 1/℃ | ASTM E228 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Liquid |
| 3. Machined Notch |
| 4. E’ |
| 5. tan(d) |
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