Physical Properties | Metric | English | Comments | ||
---|---|---|---|---|---|
Density | 1.13 g/cc | 0.0408 lb/in³ | dry; ISO 1183 | ||
Water Absorption | 8.5 % | 8.5 % | beginning dry; ISO 62 | ||
Moisture Absorption at Equilibrium | 2.2 % | 2.2 % | beginning dry (23°C/50% R.H.); ISO 62 | ||
Relative Viscosity | 3.5 cP | 3.5 cP | ISO Test; 96 % SAV | ||
Viscosity Test | 205 cm³/g | 205 cm³/g | Viscosity number | ||
Linear Mold Shrinkage | 0.014 cm/cm | 0.014 in/in | ASTM Data; MD | ||
Melt Flow | 40 g/10 min @Load 5.00 kg, Temperature 275 °C |
40 g/10 min @Load 11.0 lb, Temperature 527 °F |
ISO 1133 | ||
Mechanical Properties | Metric | English | Comments | ||
Tensile Strength, Yield | 60.0 MPa | 8700 psi | 50mm/min; ISO 527 | ||
Elongation at Break | >= 50 % | >= 50 % | 50mm/min, Nominal strain; ISO 527 | ||
Elongation at Yield | 20 % | 20 % | 50mm/min; ISO 527 | ||
Tensile Modulus | 1.60 GPa | 232 ksi | 1mm/min; ISO 527 | ||
Charpy Impact Unnotched | NB | NB | ISO 179 | ||
Tensile Creep Modulus, 1 hour | 1100 MPa | 160000 psi | ISO 899 | ||
Tensile Creep Modulus, 1000 hours | 700 MPa | 102000 psi | ISO 899 | ||
Electrical Properties | Metric | English | Comments | ||
Volume Resistivity | 1.00e+10 ohm-cm | 1.00e+10 ohm-cm | IEC 60093 | ||
Surface Resistance | 1.00e+10 ohm | 1.00e+10 ohm | IEC 60093 | ||
Dielectric Constant | 5.0 @Frequency 1.00e+6 Hz |
5.0 @Frequency 1.00e+6 Hz |
IEC 60250 | ||
Dissipation Factor | 0.20 @Frequency 1.00e+6 Hz |
0.20 @Frequency 1.00e+6 Hz |
IEC 60250 | ||
Comparative Tracking Index | 600 V | 600 V | IEC 60112 | ||
Thermal Properties | Metric | English | Comments | ||
Melting Point | 255 °C | 491 °F | 10 K/min | ||
260 °C | 500 °F | ASTM Test | |||
De |
|||||
Color | Natural | ||||
Commercial Status | North America and Europe | ||||
FDA | 21 CFR 177.1500 | ||||
Form | Pellets | ||||
Impact Modified | No | ||||
Primary Processing Technique | Film Extrusion | ||||
Processing | Injection Molding | ||||
Other Extrusion |
性状为半透明或不透明乳白色结晶形聚合物,具有可塑性。密度1.15g/cm3。熔点252℃。脆化温度-30℃。热分解温度大于350℃。 连续耐热80-120℃,平衡吸水率2.5%。能耐酸、碱、大多数无机盐水溶液、卤代烷、烃类、酯类、酮类等腐蚀,但易溶于苯酚、甲酸等极性溶剂。具有优良的耐磨性、自润滑性,机械强度较高。但吸水性较大,因而尺寸稳定性较差。
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