杜邦POM Delrin 100AF 特性及用途：含2%~5%的PTFE，高粘度，低摩擦系數(shù)，優(yōu)良的熱穩(wěn)定性，抗蠕變性、抗疲勞性，對模具腐蝕度低，適合耐摩擦性、耐磨損性要求PV值高的工程制品
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POM 100AF 物性表：
| Physical |
Nominal Value |
Unit |
Test Method |
| Specific Gravity |
1.53 |
g/cm³ |
ASTM D792 |
| Density |
1.54 |
g/cm³ |
ISO 1183 |
| Melt Mass-Flow Rate (MFR) (190°C/1.05 kg) |
0.50 |
g/10 min |
ASTM D1238 |
| Mechanical |
Nominal Value |
Unit |
Test Method |
| Tensile Modulus 2 (23°C) |
2750 |
MPa |
ASTM D638 |
| Tensile Modulus (23°C) |
2700 |
MPa |
ISO 527-2 |
| Tensile Strength 2 (23°C) |
53.0 |
MPa |
ASTM D638 |
| Tensile Stress (Yield, 23°C) |
53.0 |
MPa |
ISO 527-2 |
| Tensile Stress (Break, 23°C) |
53.0 |
MPa |
ISO 527-2 |
| Tensile Strain (Yield, 23°C) |
15 |
% |
ISO 527-2 |
| Tensile Elongation 2 (Break, 23°C) |
19 |
% |
ASTM D638 |
| Tensile Strain (Break, 23°C) |
15 |
% |
ISO 527-2 |
| Flexural Modulus (23°C) |
2510 |
MPa |
ASTM D790 |
| Flexural Modulus (23°C) |
2500 |
MPa |
ISO 178 |
| Impact |
Nominal Value |
Unit |
Test Method |
| Charpy Notched Impact Strength (23°C) |
5.0 |
kJ/m² |
ISO 179/1eA |
| Charpy Unnotched Impact Strength (23°C) |
70 |
kJ/m² |
ISO 179/1eU |
| Notched Izod Impact (23°C) |
50 |
J/m |
ASTM D256 |
| Notched Izod Impact Strength (23°C) |
5.0 |
kJ/m² |
ISO 180/1A |
| Thermal |
Nominal Value |
Unit |
Test Method |
| Heat Deflection Temperature (1.8 MPa, Unannealed) |
87.0 |
°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) |
0.00011 |
cm/cm/°C |
ASTM E831 |
| CLTE - Flow |
|
|
ISO 11359-2 |
| -40 to 23°C |
0.00010 |
cm/cm/°C |
|
| 23 to 55°C |
0.00011 |
cm/cm/°C |
|
| 55 to 100°C |
0.00013 |
cm/cm/°C |
|
