Victrex® PEEK 381G Medium Viscosity

Victrex® PEEK 381G Medium Viscosity 物性表: Victrex® PEEK 381G Medium Viscosity物性表及特性介绍,Victrex® PEEK 381G Medium Viscosity注塑参数详情,如需Victrex® PEEK 381G Medium Viscosity下载, 可到相关下载区下载
  • 熔体流动速率 [g/10min]: 4.5
  • 密度 [g/cm3]: 1.3
  • 吸水率 [%]: 0.5
  • 缺口冲击强度: 0.74
  • 拉伸强度 [MPa]: 97.0
  • 断裂伸长率 [%]: 170
  • 弯曲模量 [MPa]: 4.10
  • 硬度: 126.0
  • 脆化温度 [℃]: -65.0
 
Physical PropertiesMetricEnglishComments
Density 1.30 g/cc0.0470 lb/in³ASTM D792
Water Absorption 0.50 %0.50 %24 hrs; ASTM D570
Moisture Absorption at Equilibrium 0.50 %0.50 %
Linear Mold Shrinkage 0.0070 cm/cm0.0070 in/in
Linear Mold Shrinkage, Transverse 0.012 cm/cm0.012 in/in
Melt Flow 4.5 g/10 min
@Load 2.16 kg,
Temperature 400 °C
4.5 g/10 min
@Load 4.76 lb,
Temperature 752 °F
Spiral Flow 14.0 cm
@Thickness 1.00 mm
5.51 in
@Thickness 0.0394 in
recommended processing conditions
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 9999
Hardness, Rockwell R 126126
Tensile Strength, Yield 97.0 MPa14100 psi
Elongation at Break >= 60 %>= 60 %
Elongation at Yield 5.0 %5.0 %
Modulus of Elasticity 3.50 GPa508 ksi
Flexural Yield Strength 170 MPa24700 psi
Flexural Modulus 4.10 GPa595 ksi
Compressive Yield Strength 118 MPa17100 psi
Poissons Ratio 0.400.40
Shear Modulus 1.30 GPa189 ksi
Shear Strength 53.0 MPa7690 psi
Izod Impact, Notched 0.740 J/cm1.39 ft-lb/in
Izod Impact, Unnotched NBNB
Charpy Impact, Notched 3.40 J/cm²16.2 ft-lb/in²
Coefficient of Friction, Dynamic 0.340.34
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 4.90e+16 ohm-cm4.90e+16 ohm-cm
Dielectric Constant  2.8
@Frequency 1000 Hz
2.8
@Frequency 1000 Hz
 3.3
@Frequency 1e+6 Hz
3.3
@Frequency 1e+6 Hz
Dissipation Factor  0.0010
@Frequency 1000 Hz
0.0010
@Frequency 1000 Hz
 0.0040
@Frequency 1e+6 Hz
0.0040
@Frequency 1e+6 Hz
Comparative Tracking Index 150 V150 V
 
Thermal PropertiesMetricEnglishComments
CTE, linear  47.0 µm/m-°C
@Temperature 100 °C
26.1 µin/in-°F
@Temperature 212 °F
 47.0 µm/m-°C
@Temperature 20.0 °C
26.1 µin/in-°F
@Temperature 68.0 °F
 94.0 µm/m-°C
@Temperature 250 °C
52.2 µin/in-°F
@Temperature 482 °F
Specific Heat Capacity 2.16 J/g-°C0.516 BTU/lb-°F
Thermal Conductivity 0.250 W/m-K1.74 BTU-in/hr-ft²-°F
Melting Point 340 °C644 °F
Maximum Service Temperature, Air 315 °C599 °F
Deflection Temperature at 1.8 MPa (264 psi) 160 °C320 °F
Brittleness Temperature -65.0 °C-85.0 °F
Glass Transition Temp, Tg 143 °C289 °F
UL RTI, Electrical 260 °C500 °F
UL RTI, Mechanical with Impact 180 °C356 °F
UL RTI, Mechanical without Impact 240 °C464 °F
Flammability, UL94 V-0V-0
Oxygen Index 35 %35 %
 
Processing PropertiesMetricEnglishComments
Processing Temperature 360 °C680 °FMiddle Barrel Temp
Rear Barrel Temperature 340 °C644 °F
Middle Barrel Temperature 360 °C680 °F
Front Barrel Temperature 370 °C698 °F
Nozzle Temperature 370 °C698 °F
Mold Temperature 180 °C356 °F
Drying Temperature 150 °C302 °F
Dry Time 3 hour3 hour

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