- 吸水率 [%]: 0.2
- 拉伸強(qiáng)度 [MPa]: 77.57
- 彎曲模量 [MPa]: 3.28
- 透光率 [%]: 92.0
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Specific Gravity | 1.19 g/cc | 1.19 g/cc | ASTM D792 | ||
| Water Absorption | 0.20 % | 0.20 % | 24 hr immersion | ||
| Water Absorption at Saturation | 0.65 % | 0.65 % | 26 day immersion | ||
| Mechanical Properties | Metric | English | Comments | ||
| Hardness, Barcol | 50 | 50 | ASTM D2583 | ||
| Hardness, Rockwell M | 98 | 98 | ASTM D785 | ||
| Tensile Strength, Yield | 77.57 MPa | 11250 psi | ASTM D638 | ||
| Elongation at Break | 6.2 % | 6.2 % | ASTM D638 | ||
| Flexural Strength | 105.1 MPa | 15250 psi | ASTM D790 | ||
| Flexural Modulus | 3.28 GPa | 475 ksi | ASTM D790 | ||
| Compressive Yield Strength | 124 MPa | 18000 psi | ASTM D695 | ||
| Compressive Modulus | 3.03 GPa | 440 ksi | ASTM D695 | ||
| Shear Strength | 62.1 MPa | 9000 psi | ASTM D732 | ||
| Compression Set | 0.75 % @Temperature 50.0 °C | 0.75 % @Temperature 122 °F | 4000 psi, 24 hr (Compression Deformation); ASTM D621 | ||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 75.6 μm/m-°C @Temperature 20.0 °C | 42.0 μin/in-°F @Temperature 68.0 °F | ASTM D696 | ||
| Specific Heat Capacity | 1.46 J/g-°C @Temperature 25.0 °C | 0.350 BTU/lb-°F @Temperature 77.0 °F | Dupont 900 (Therm. An. Cal.) | ||
| Thermal Conductivity | 0.187 W/m-K | 1.30 BTU-in/hr-ft2-°F | Cento-Fitch | ||
| Maximum Service Temperature, Air | 82.2 °C | 180 °F | |||
| Deflection Temperature at 1.8 MPa (264 psi) | 110 °C | 230 °F | ASTM D648 | ||
| Flammability Test | 1.2 | 1.2 | in/min, Burning Rate UL 94 HB; ASTM D635 | ||
| Shrinkage | 2.2 % | 2.2 % | Residual Shrinkage (Internal Strain) Polycast Mil Spec; ASTM D4802 | ||
| Optical Properties | Metric | English | Comments | ||
| Refractive Index | 1.49 | 1.49 | ASTM D542 | ||
| Haze | <= 0.50 % | <= 0.50 % | After 1000 hrs. Accelerated Weathering (No effect on Crazing, Discoloration, or Warping); ASTM D1449 | ||
| <= 0.50 % | <= 0.50 % | As Cast; ASTM D1003 | |||
| Transmission, Visible | 92 % | 92 % | After 1000 hrs. Accelerated Weathering; ASTM D1449 | ||
| 92 % | 92 % | As Cast; ASTM D1003 | |||
| UV Transmittance | 0.00 % @Wavelength 320 nm | 0.00 % @Wavelength 320 nm | |||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 160 °C | 320 °F | Hot Forming Temperature | ||
| Descriptive Properties | |||||
| Craze Resistance to IPA (Dry) | 2100 psi | Mil-P-8184 | |||
| Craze Resistance to IPA (Wet) | 1460 psi | Mil-P-8184 | |||
| Craze Resistance to Lacquer Thinner (Dry) | 1350 psi | Mil-P-8184 | |||
| Craze Resistance to Lacquer Thinner (Wet) | 1200 psi | Mil-P-8184 | |||