| About |
|---|
| QC-8144 is a low-density (0.043 lb/in³) vinyl ester based sheet molding compound (SMC) designed for compression molding of components requiring high structural strength, corrosion resistance and temperature resistance combined with low molded density.&& |
| Product Description | |
|---|---|
| Generic | 乙烯基酯 |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Corrosion Resistant,High Heat Resistance |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD | 0.10 | % | ASTM D955 |
| Water absorption rate | |||
| 24hr | 0.13 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 117 | MPa | ASTM D638 |
| Bending modulus | 6890 | MPa | ASTM D790 |
| bending strength | 179 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 1100 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Storage period | |||
| 24℃ | 8.7 | wk | |
| stripping time | |||
| 149℃ | 3.0 to 5.0 | min |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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