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美国杜邦POM 525GR 英文物性
| Physical |
Nominal Value
|
Unit
|
Test Method
|
| Specific Gravity |
1.60
|
g/cm³
|
ASTM D792 |
| Density |
1.60
|
g/cm³
|
ISO 1183 |
| Melt Mass-Flow Rate (MFR) (190°C/1.05 kg) |
5.0
|
g/10 min
|
ASTM D1238 |
| Melt Volume-Flow Rate (MVR) (190°C/2.16 kg) |
5.00
|
cm³/10min
|
ISO 1133 |
| Molding Shrinkage - Flow (24 hr, 3.20 mm) |
0.30 to 0.60
|
%
|
ASTM D955 |
| Molding Shrinkage - Across Flow (24 hr, 3.20 mm) |
1.0 to 1.3
|
%
|
ASTM D955 |
| Molding Shrinkage | ISO 294-4 | ||
|
Across Flow: 2.00 mm
|
1.2
|
%
|
|
|
Flow: 2.00 mm
|
0.40
|
%
|
|
| Water Absorption (23°C, 24 hr) |
0.45
|
%
|
ASTM D570 |
| Water Absorption (Saturation, 23°C) |
1.3
|
%
|
ISO 62 |
| Water Absorption (Equilibrium, 23°C, 50% RH) |
0.17
|
%
|
ISO 62 |
| Mechanical |
Nominal Value
|
Unit
|
Test Method
|
| Tensile Modulus 2 (23°C) |
9000
|
MPa
|
ASTM D638 |
| Tensile Modulus (23°C) |
9500
|
MPa
|
ISO 527-2 |
| Tensile Strength 2 | ASTM D638 | ||
|
23°C
|
151
|
MPa
|
|
|
100°C
|
93.0
|
MPa
|
|
| Tensile Stress (Break, 23°C) |
145
|
MPa
|
ISO 527-2 |
| Tensile Elongation 2 | ASTM D638 | ||
|
Break, 23°C
|
3.2
|
%
|
|
|
Break, 70°C
|
4.0
|
%
|
|
|
Break, 100°C
|
5.0
|
%
|
|
| Tensile Strain (Break, 23°C) |
3.0
|
%
|
ISO 527-2 |
| Tensile Creep Modulus (1 hr) |
8500
|
MPa
|
ISO 899-1 |
| Tensile Creep Modulus (1000 hr) |
6000
|
MPa
|
ISO 899-1 |
| Flexural Modulus | ASTM D790 | ||
|
23°C
|
8000
|
MPa
|
|
|
100°C
|
4900
|
MPa
|
|
| Flexural Modulus (23°C) |
8500
|
MPa
|
ISO 178 |
| Impact |
Nominal Value
|
Unit
|
Test Method
|
| Charpy Notched Impact Strength | ISO 179/1eA | ||
|
-30°C
|
8.0
|
kJ/m²
|
|
|
23°C
|
8.0
|
kJ/m²
|
|
| Charpy Unnotched Impact Strength | ISO 179/1eU | ||
|
-30°C
|
50
|
kJ/m²
|
|
|
23°C
|
50
|
kJ/m²
|
|
| Notched Izod Impact (23°C) |
96
|
J/m
|
ASTM D256 |
| Notched Izod Impact Strength (23°C) |
8.0
|
kJ/m²
|
ISO 180/1A |
| Unnotched Izod Impact (23°C) |
1100
|
J/m
|
ASTM D4812 |
| Hardness |
Nominal Value
|
Unit
|
Test Method
|
| Rockwell Hardness | ASTM D785 | ||
|
M-Scale
|
92
|
||
|
R-Scale
|
119
|
||
| Thermal |
Nominal Value
|
Unit
|
Test Method
|
| Deflection Temperature Under Load (0.45 MPa, Unannealed) |
177
|
°C
|
ASTM D648 |
| Heat Deflection Temperature (0.45 MPa, Unannealed) |
176
|
°C
|
ISO 75-2/B |
| Deflection Temperature Under Load (1.8 MPa, Unannealed) |
173
|
°C
|
ASTM D648 |
| Heat Deflection Temperature (1.8 MPa, Unannealed) |
172
|
°C
|
ISO 75-2/A |
| Melting Temperature |
178
|
°C
|
ASTM D3418 |
| Melting Temperature 3 |
178
|
°C
|
ISO 11357-3 |
| CLTE - Flow (23 to 55°C) |
0.000040
|
cm/cm/°C
|
ASTM E831 |
| CLTE - Flow | ISO 11359-2 | ||
|
-40 to 23°C
|
0.000037
|
cm/cm/°C
|
|
|
23 to 55°C
|
0.000035
|
cm/cm/°C
|
|
|
55 to 100°C
|
0.000014
|
cm/cm/°C
|
|
| CLTE - Transverse (23 to 55°C) |
0.00010
|
cm/cm/°C
|
ASTM E831 |
| CLTE - Transverse | ISO 11359-2 | ||
|
-40 to 23°C
|
0.000086
|
cm/cm/°C
|
|
|
23 to 55°C
|
0.00010
|
cm/cm/°C
|
|
|
55 to 100°C
|
0.00015
|
cm/cm/°C
|
|
| Electrical |
Nominal Value
|
Unit
|
Test Method
|
| Surface Resistivity |
2.0E+15
|
ohms
|
ASTM D257 |
| Volume Resistivity (23°C) |
4.0E+13
|
ohm·cm
|
ASTM D257 |
| Volume Resistivity |
1.0E+14
|
ohm·cm
|
IEC 60093 |
| Dielectric Strength 4 (23°C, 3.20 mm) |
17
|
kV/mm
|
ASTM D149 |
| Dielectric Constant (23°C, 1 MHz) |
3.80
|
ASTM D150 | |
| Relative Permittivity | IEC 60250 | ||
|
23°C, 100 Hz
|
3.70
|
||
|
23°C, 1 MHz
|
3.80
|
||
| Dissipation Factor (23°C, 1 MHz) |
0.0076
|
ASTM D150 | |
| Flammability |
Nominal Value
|
Unit
|
Test Method
|
| Flame Rating - UL | UL 94 | ||
|
0.750 mm
|
HB
|
||
|
1.50 mm
|
HB
|
||
|
3.00 mm
|
HB
|
||
| Flammability Classification | IEC 60695-11-10, -20 | ||
|
0.750 mm
|
HB
|
||
|
1.50 mm
|
HB
|
||
|
3.00 mm
|
HB
|
||
| UL |
Nominal Value
|
Unit
|
Test Method
|
| RTI Str | UL 746 | ||
|
0.750 mm
|
50.0
|
°C
|
|
|
1.50 mm
|
50.0
|
°C
|
|
|
3.00 mm
|
50.0
|
°C
|
|
| RTI Imp | UL 746 | ||
|
0.750 mm
|
50.0
|
°C
|
|
|
1.50 mm
|
50.0
|
°C
|
|
|
3.00 mm
|
50.0
|
°C
|
|
| RTI Elec | UL 746 | ||
|
0.750 mm
|
50.0
|
°C
|
|
|
1.50 mm
|
50.0
|
°C
|
|
|
3.00 mm
|
50.0
|
°C
|