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Specialty Compounds RTP Company

RTP Company VLF 81007 Polybutylene Terephthalate (PBT), Long Glass Fiber
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 40% Glass Fiber Filled

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.63 g/cc1.63 g/ccASTM D 792
Additive Loading 40 %40 %Primary Additive
Linear Mold Shrinkage 0.0010 - 0.0030 cm/cm
@Thickness 3.20 mm
0.0010 - 0.0030 in/in
@Thickness 0.126 in
ASTM D 955
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 145 MPa21000 psiASTM D 638
Elongation at Break 1.5 %1.5 %ASTM D 638
Tensile Modulus 13.1 GPa1900 ksiASTM D 638
Flexural Strength 221 MPa32000 psiASTM D 790
Flexural Modulus 12.4 GPa1800 ksiASTM D 790
Izod Impact, Notched 2.40 J/cm
@Thickness 3.20 mm
4.50 ft-lb/in
@Thickness 0.126 in
ASTM D 256
Izod Impact, Unnotched 8.54 J/cm
@Thickness 3.20 mm
16.0 ft-lb/in
@Thickness 0.126 in
ASTM D 4812
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 1.8 MPa (264 psi) 204 °C400 °FASTM D 648
Flammability, UL94 HB
@Thickness 1.50 mm
HB
@Thickness 0.0591 in
 
Processing PropertiesMetricEnglishComments
Melt Temperature 238 - 271 °C460 - 520 °F
Mold Temperature 65.6 - 121 °C150 - 250 °F
Drying Temperature 121 °C
@Time 14400 sec
250 °F
@Time 4.00 hour
Moisture Content 0.020 %0.020 %
Dew Point -28.9 °C-20.0 °F
Injection Pressure 68.9 - 124 MPa10000 - 18000 psi

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PQZWA3980 / 91813

Specialty Compounds RTP Company

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