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Ensinger PEI

Celanese Celanex® 7305 Polyester (PBT), 35% Glass/Mineral
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass + Mineral Filled
Material Notes: Flame retardant, low warp, improved impact

Information provided by Celanese Corporation.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 1.74 g/cc0.0629 lb/in³ASTM D792
Water Absorption 0.11 %0.11 %ASTM D570
Linear Mold Shrinkage, Flow 0.0040 cm/cm0.0040 in/in
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 5050ISO 2039-2
Tensile Strength, Ultimate 85.0 MPa12300 psiISO 527
Elongation at Break 2.3 %2.3 %ASTM D638
Flexural Strength 125 MPa18100 psiISO 178
Flexural Modulus 8.50 GPa1230 ksiISO 178
Izod Impact, Notched (ISO) 6.20 kJ/m²2.95 ft-lb/in²ISO 180/1A
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity >= 1.00e+16 ohm-cm>= 1.00e+16 ohm-cmASTM D257
Dielectric Strength 17.0 kV/mm
@Thickness 3.17 mm		432 kV/in
@Thickness 0.125 in		50% RH; ASTM D149
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 0.46 MPa (66 psi) 221 °C430 °FISO 75
Deflection Temperature at 1.8 MPa (264 psi) 197 °C387 °FISO 75
Flammability, UL94 V-0
@Thickness 0.800 mm		V-0
@Thickness 0.0315 in		UL94

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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