Description[描述] | Type A |
Diameter[直径] | 0.2mm |
Length[长度] | 1 m - 20 m |
Chemical Resistance(耐化学性) |
Acids - concentrated | Good-Poor |
Acids - dilute | Good |
Alcohols | Good |
Alkalis | Good |
Aromatic hydrocarbons | Good |
Greases and Oils | Good |
Halogenated Hydrocarbons | Good |
Halogens | Good-Poor |
Ketones | Good-Poor |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 47.000 - 108.000 |
Heat-deflection temperature - 0.45MPa ( C ) | > 260 |
Heat-deflection temperature - 1.8MPa ( C ) | 160.0 |
Specific heat ( J K⁻¹ kg⁻¹ ) | 1340.0 |
Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.25 @23℃ |
Upper working temperature ( C ) | 250 |
Physical Properties(物理性质) |
Density ( g cm⁻³ ) | 1.260 - 1.320 |
Flammability | V-0@1.5mm |
Limiting oxygen index ( % ) | 35 |
Radiation resistance | Good |
Resistance to Ultra-violet | Fair |
Water absorption - equilibrium ( % ) | 0.50 |
Water absorption - over 24 hours ( % ) | 0.100 - 0.300 |
Mechanical Properties(机械性能) |
Coefficient of friction | 0.18 |
Elongation at break ( % ) | 50.0 |
Hardness - Rockwell | M99 |
Izod impact strength ( J m⁻¹ ) | 85.0 |
Poisson's ratio | 0.400 |
Tensile modulus ( GPa ) | 3.70 - 4.00 |
Tensile strength ( MPa ) | 70.00 - 100.00 |
Electrical Properties(电气特性) |
Dielectric constant @1kHz | 3.20 - 3.30 @50Hz-10Khz |
Dielectric strength ( kV mm⁻¹ ) | 190.0 @50μm |
Dissipation factor @ 1MHz | 0.0030 |
Volume resistivity ( Ohmcm ) | 10¹⁵-10¹⁶ |