| About |
|---|
| ESD Protection – Permanently Static Dissipative – Transparent&& |
| Product Description | |
|---|---|
| Generic | PMMA |
| Material Status | Commercial: Negative |
| Features | Conductive,Electrostatic discharge protection |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.15 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.50 to 0.70 | % | ASTM D955 |
| water content | 0.020 | % | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 1170 | MPa | ASTM D638 |
| tensile strength | 30.3 | MPa | ASTM D638 |
| Tensile strain | |||
| yield | > 10 | % | ASTM D638 |
| Bending modulus | 1170 | MPa | ASTM D790 |
| bending strength | 42.1 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 3.2mm | 53 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | |||
| 3.2 mm | 1300 | J/m | ASTM D4812 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | |||
| — | < 1.0E+9 | ohms | ESD STM11.11 |
| — | 1.0E+9 to 9.9E+10 | ohms | ASTM D257 |
| Volume resistivity | 1.0E+8 to 9.9E+9 | ohms·cm | ASTM D257 |
| Electrostatic attenuation | < 2.0 | sec | FTMS 101C 4046.1 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 93 | °C | |
| Drying time | 4.0 | hr | |
| Dew Point | -18 | °C | |
| Processing (melt) temperature | 182 to 218 | °C | |
| Mold temperature | 79 to 107 | °C | |
| Injection pressure | 68.9 to 103 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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