Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
Copolyester Spectar™ Clear Copolyester Eastman Chemical Company
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Plastic Datasheets
| Impact resistance | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| Impact strength of cantilever beam gap | -30°C | ASTM D256 | 83 J/m |
| Suspended wall beam without notch impact strength | -30°C | ASTM D4812 | 无断裂 |
| Dart impact | -30°C,EnergyatPeakLoad | ASTM D3763 | 52.0 J |
| Impact strength of cantilever beam gap | 23°C | ASTM D256 | 无断裂 |
| 0°C | ASTM D256 | 110 J/m | |
| Suspended wall beam without notch impact strength | 23°C | ASTM D4812 | 无断裂 |
| Dart impact | 0°C,EnergyatPeakLoad | ASTM D3763 | 42.0 J |
| 23°C,EnergyatPeakLoad | ASTM D3763 | 41.0 J |
| hardness | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| Rockwell hardness | R级,23°C | ASTM D785 | 107 |
| Supplementary Information | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| Sheet thickness | 3.00 mm |
| Mechanical properties | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| tensile strength | 断裂,23°C | ASTM D638 | 53.0 MPa |
| bending strength | 23°C | ASTM D790 | 71.0 MPa |
| Tensile modulus | 23°C | ASTM D638 | 1800 MPa |
| Flexural modulus | 23°C | ASTM D790 | 2000 MPa |
| elongation | 屈服,23°C | ASTM D638 | 5.0 % |
| tensile strength | 屈服,23°C | ASTM D638 | 48.0 MPa |
| elongation | 断裂,23°C | ASTM D638 | 340 % |
| Electrical performance | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| StaticDecay | 23°C | ASTM D4470 | FailedtoDischarge |
| Surface Resistivity | ASTM D257 | 1E+17 ohms | |
| Volume resistivity | 23°C | ASTM D257 | 1E+16 ohms·cm |
| arc resistance | ASTM D495 | 130 sec |
| optical performance | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| transmissivity | 总计,3000µm | ASTM D1003 | 91.0 % |
| gloss | 60°,3000µm | ASTM D2457 | 150 |
| Yellowness Index | 3.00mm | ASTM D1925 | 0.81 YI |
| Haze ratio | 3000µm | ASTM D1003 | 0.50 % |
| flammability | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| UL flame retardant rating | UL 94 | V-2 |
| physical property | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| density | ASTM D1505 | 1.23 g/cm³ | |
| Color | a | ASTME313 | -0.15 |
| b | ASTME313 | 0.34 | |
| L | ASTME313 | 96 | |
| intrinsic viscosity | 23°C | 内部方法 | 0.73 |
| Water absorption rate | 23°C,24hr,3.00mm | ASTM D570 | 0.19 % |
| Thermal performance | Test Condition | Test Method | Eastman Chemical Company/Spectar™ Clear Copolyester |
|---|---|---|---|
| Heat distortion temperature | 1.8MPa,未退火，HDT | ASTM D648 | 73.0 °C |
| vicat | ASTM D1525 | 86.0 °C | |
| Heat distortion temperature | 0.45MPa,未退火，HDT | ASTM D648 | 77.0 °C |
| Linear coefficient of thermal expansion | MD：23°C | ASTM D696 | 7.7E-05 cm/cm/°C |
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