雪佛龍菲利普 PPS 聚苯硫醚 Ryton XK2240 PPS合金，高流動性，快速成型，良好的強(qiáng)度，良好的韌性，高剛性
PPS XK2240 性能：
| Physical |
Nominal Value |
Unit |
Test Method |
| Specific Gravity |
1.56 |
g/cm³ |
ASTM D792 |
| Molding Shrinkage - Flow |
0.30 |
% |
|
| Molding Shrinkage - Across Flow |
0.60 |
% |
|
| Water Absorption (23°C, 24 hr) |
0.30 |
% |
ASTM D570 |
| Mechanical |
Nominal Value |
Unit |
Test Method |
| Tensile Strength |
186 |
MPa |
ASTM D638 |
| Tensile Stress (Yield) |
195 |
MPa |
ISO 527-2 |
| Tensile Elongation (Break) |
1.8 |
% |
ASTM D638 |
| Tensile Strain (Break) |
1.8 |
% |
ISO 527-2 |
| Flexural Modulus |
12.4 |
MPa |
ASTM D790 |
| Flexural Modulus |
12000 |
MPa |
ISO 178 |
| Flexural Strength |
248 |
MPa |
ASTM D790 |
| Flexural Strength |
265 |
MPa |
ISO 178 |
| Compressive Strength |
255 |
MPa |
ASTM D695 |
| Impact |
Nominal Value |
Unit |
Test Method |
| Notched Izod Impact (3.18 mm) |
91 |
J/m |
ASTM D256 |
| Notched Izod Impact Strength |
8.5 |
kJ/m² |
ISO 180/A |
| Unnotched Izod Impact (3.18 mm) |
640 |
J/m |
ASTM D256 |
| Unnotched Izod Impact Strength |
35 |
kJ/m² |
ISO 180 |
| Thermal |
Nominal Value |
Unit |
Test Method |
| Deflection Temperature Under Load (1.8 MPa, Unannealed) |
245 |
°C |
ASTM D648 |
| CLTE - Flow |
|
|
ASTM E831 |
| -50 to 50°C |
0.000020 |
cm/cm/°C |
|
| 100 to 200°C |
0.000015 |
cm/cm/°C |
|
| CLTE - Transverse |
|
|
ASTM E831 |
| -50 to 50°C |
0.000055 |
cm/cm/°C |
|
| 100 to 200°C |
0.000095 |
cm/cm/°C |
|
| Thermal Conductivity |
0.34 |
W/m/K |
|
| Electrical |
Nominal Value |
Unit |
Test Method |
| Volume Resistivity |
1.0E+14 |
ohm·cm |
ASTM D257 |
| Dielectric Strength |
22 |
kV/mm |
ASTM D149 |
| Dielectric Constant |
|
|
ASTM D150 |
| 26°C, 1 kHz |
4.10 |
|
|
| 26°C, 1 MHz |
3.80 |
|
|
