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Victrex Peek Data Sheet 450G
| Physical Properties |
Metric |
English |
Comments |
|
|
| Density |
1.3 g/cc |
0.047 lb/in³ |
ASTM D792 |
| Water Absorption |
0.5 % |
0.5 % |
24 hrs; ASTM D570 |
| Moisture Absorption at Equilibrium |
0.5 % |
0.5 % |
|
| Moisture Vapor Transmission |
6.5 cc-mm/m²-24hr-atm |
16.5 cc-mil/100
in²-24hr-atm |
g/m^2/atm/24 hr
measured on a 0.1mm sample |
| Oxygen Transmission |
55 cc-mm/m²-24hr-atm |
140 cc-mil/100 in²-24hr-atm |
cc/m^2/atm/24 hr
measured on a 0.1mm sample |
| Linear Mold Shrinkage |
0.007 cm/cm |
0.007 in/in |
|
| Linear Mold Shrinkage, Transverse |
0.012 cm/cm |
0.012 in/in |
|
| Melt Flow |
4 g/10 min |
4 g/10 min |
400°C/2.16 kg |
| Spiral Flow |
11 cm |
4.33 in |
1 mm thickness,
recommended processing conditions |
Mechanical Properties |
|
|
| Hardness, Rockwell M |
99 |
99 |
|
| Hardness, Rockwell R |
126 |
126 |
|
| Tensile Strength, Yield |
97 MPa |
14100 psi |
|
| Elongation at Break |
Min 60 % |
Min 60 % |
|
| Elongation at Yield |
5 % |
5 % |
|
| Modulus of Elasticity |
3.5 GPa |
508 ksi |
|
| Flexural Modulus |
4.1 GPa |
595 ksi |
|
| Flexural Yield Strength |
170 MPa |
24700 psi |
|
| Compressive Yield Strength |
118 MPa |
17100 psi |
|
| Poisson's Ratio |
0.4 |
0.4 |
|
| Shear Modulus |
1.3 GPa |
189 ksi |
|
| Shear Strength |
53 MPa |
7690 psi |
|
| Izod Impact, Notched |
0.63 J/cm |
1.18 ft-lb/in |
|
| Izod Impact, Unnotched |
NB |
NB |
|
| Charpy Impact, Notched |
3.4 J/cm² |
16.2 ft-lb/in² |
|
| Coefficient of Friction |
0.34 |
0.34 |
Dynamic |
Electrical Properties |
|
|
| Electrical Resistivity |
4.9e+016 ohm-cm |
4.9e+016 ohm-cm |
|
| Dielectric Constant |
3.3 |
3.3 |
1 MHz |
| Dielectric Constant, Low Frequency |
2.8 |
2.8 |
1 KHz |
| Dissipation Factor |
0.004 |
0.004 |
1 MHz |
| Dissipation Factor, Low Frequency |
0.001 |
0.001 |
1 KHz |
| Comparative Tracking Index |
150 V |
150 V |
|
Thermal Properties |
|
|
| CTE, linear 20°C |
47 µm/m-°C |
26.1 µin/in-°F |
|
| CTE, linear 100°C |
47 µm/m-°C |
26.1 µin/in-°F |
|
| CTE, linear 250°C |
94 µm/m-°C |
52.2 µin/in-°F |
|
| Heat Capacity |
2.16 J/g-°C |
0.516 BTU/lb-°F |
|
| Thermal Conductivity |
0.25 W/m-K |
1.74 BTU-in/hr-ft²-°F |
|
| Melting Point |
340 °C |
644 °F |
|
| Maximum Service Temperature, Air |
315 °C |
599 °F |
|
| Deflection Temperature at 1.8 MPa
(264 psi) |
160 °C |
320 °F |
|
| Brittleness Temperature |
-65 °C |
-85 °F |
|
| Glass Temperature |
143 °C |
289 °F |
|
| UL RTI, Electrical |
260 °C |
500 °F |
|
| UL RTI, Mechanical with Impact |
180 °C |
356 °F |
|
| UL RTI, Mechanical without Impact |
240 °C |
464 °F |
|
| Flammability, UL94 |
V-0 |
V-0 |
|
| Oxygen Index |
35 % |
35 % |
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