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Ensinger PEI

Kingfa UTPBT-HB Toughened PBT
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Impact Grade
Material Notes:
    Features:
  • High impact
  • Excellent size stability
  • Easy processing

    Applications:
  • Injection molding
  • Switch parts
  • Keyboard keys
  • E & E parts

Information Provided by Kingfa Sci. & Tech. Co., Ltd.
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
Specific Gravity 1.30 g/cc
@Temperature 23.0 °C		1.30 g/cc
@Temperature 73.4 °F		ASTM D792
Linear Mold Shrinkage 0.013 - 0.015 cm/cm
@Temperature 23.0 °C		0.013 - 0.015 in/in
@Temperature 73.4 °F		ASTM D955
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 115115ASTM D785
Tensile Strength at Break 40.0 MPa5800 psi10mm/min; ASTM D638
Elongation at Break 60 %60 %10mm/min; ASTM D638
Flexural Strength 55.0 MPa7980 psi2mm/min; ASTM D790
Flexural Modulus 2.00 GPa290 ksi2mm/min; ASTM D790
Izod Impact, Notched 1.30 J/cm
@Thickness 3.20 mm,
Temperature 23.0 °C		2.44 ft-lb/in
@Thickness 0.126 in,
Temperature 73.4 °F		ASTM D256
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+16 ohm-cm1.00e+16 ohm-cmASTM D257
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 0.46 MPa (66 psi) 150 °C
@Thickness 6.40 mm		302 °F
@Thickness 0.252 in		ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 55.0 °C
@Thickness 6.40 mm		131 °F
@Thickness 0.252 in		ASTM D648
Flammability, UL94 HB
@Thickness 1.50 - 1.65 mm		HB
@Thickness 0.0591 - 0.0650 in
 
Processing PropertiesMetricEnglishComments
Processing Temperature <= 270 °C<= 518 °F
Rear Barrel Temperature 220 - 240 °C428 - 464 °FStart Point: 230°C
Middle Barrel Temperature 235 - 255 °C455 - 491 °FStart Point: 245°C
Front Barrel Temperature 245 - 265 °C473 - 509 °FStart Point: 255°C
Melt Temperature 235 - 255 °C455 - 491 °FStart Point: 250°C
Mold Temperature 50.0 - 80.0 °C122 - 176 °FStart Point: 60°C
Drying Temperature 120 - 140 °C
@Time 14400 - 21600 sec		248 - 284 °F
@Time 4.00 - 6.00 hour		Pre-dry
 
Descriptive Properties
Injection SpeedModerate to High

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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