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POM 127U 物性表:
Physical | Nominal Value | Unit | Test Method |
Density | 1.42 | g/cm³ | ISO 1183 |
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg) | 2.5 | g/10 min | ISO 1133 |
Mechanical | Nominal Value | Unit | Test Method |
Tensile Modulus (23°C) | 3000 | MPa | ISO 527-2 |
Tensile Stress (Yield, 23°C) | 71.5 | MPa | ISO 527-2 |
Tensile Strain (Yield, 23°C) | 22 | % | ISO 527-2 |
Nominal Tensile Strain at Break (23°C) | 37 | % | ISO 527-2 |
Flexural Modulus (23°C) | 2800 | MPa | ISO 178 |
Impact | Nominal Value | Unit | Test Method |
Charpy Notched Impact Strength | ISO 179/1eA | ||
-30°C | 10 | kJ/m² | |
23°C | 13 | kJ/m² | |
Thermal | Nominal Value | Unit | Test Method |
Heat Deflection Temperature (0.45 MPa, Unannealed) | 162 | °C | ISO 75-2/B |
Heat Deflection Temperature (1.8 MPa, Unannealed) | 92.0 | °C | ISO 75-2/A |
Melting Temperature 2 | 178 | °C | ISO 11357-3 |
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 | 0.00015 | cm/cm/°C | |
CLTE - Transverse | 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 | 0.00016 | cm/cm/°C |