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Ensinger PEI

Celanese Celanex® 6500 PBT, 30% Mineral / Glass Reinforced
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass + Mineral Filled

Material Notes: Celanex 6500 is a 30% glass/mineral polyester with improved surface finish and a good balance of mechanical properties and processability.

Information provided by Celanese

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.55 g/cc1.55 g/ccASTM D792
Density 1.55 g/cc0.0560 lb/in³ISO 1183
Moisture Absorption 0.190 %0.190 %23°C/50%RH; ISO 62
Linear Mold Shrinkage, Flow 0.00 - 0.0050 cm/cm0.00 - 0.0050 in/inISO 294-4
 0.0020 - 0.0050 cm/cm0.0020 - 0.0050 in/inASTM D955
Linear Mold Shrinkage, Transverse 0.0050 - 0.0080 cm/cm0.0050 - 0.0080 in/inISO 294-4
Melt Flow 22 g/10 min22 g/10 minASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 8989ISO 2039-2
Tensile Strength at Break 110 MPa16000 psiASTM D638
 125 MPa18100 psi5mm/min; ISO 527-2/1A
Elongation at Break 2.2 %2.2 %5mm/min; ISO 527-2/1A
 3.0 %3.0 %ASTM D638
Tensile Modulus 9.70 GPa1410 ksi50mm/min; ISO 527-2/1A
Flexural Strength 180 MPa26100 psiISO 178
 193 MPa28000 psiASTM D790
Flexural Modulus 9.31 GPa1350 ksiASTM D790
 9.50 GPa1380 ksiISO 178
Izod Impact, Notched 0.747 J/cm1.40 ft-lb/inASTM D256
Izod Impact, Notched (ISO) 5.30 kJ/m²2.52 ft-lb/in²ISO 180/1A
 31.0 kJ/m²
@Temperature 23.0 °C
14.8 ft-lb/in²
@Temperature 73.4 °F
ISO 180/1U
Charpy Impact Unnotched 3.00 J/cm²14.3 ft-lb/in²ISO 179/1eU
 3.00 J/cm²
@Temperature -30.0 °C
14.3 ft-lb/in²
@Temperature -22.0 °F
ISO 179/1eU
Charpy Impact, Notched 0.710 J/cm²3.38 ft-lb/in²ISO 179/1eA
 0.640 J/cm²
@Temperature -30.0 °C
3.05 ft-lb/in²
@Temperature -22.0 °F
ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 2.00e+14 ohm-cm2.00e+14 ohm-cmASTM D257
 2.00e+16 ohm-cm2.00e+16 ohm-cmIEC 60093
Surface Resistance 3.00e+16 ohm3.00e+16 ohmIEC 60093
Dielectric Constant  3.5
@Frequency 100 Hz
3.5
@Frequency 100 Hz
IEC 60250
 3.8
@Frequency 1e+6 Hz
3.8
@Frequency 1e+6 Hz
IEC 60250
 4.2
@Frequency 1e+6 Hz
4.2
@Frequency 1e+6 Hz
ASTM D150
Dielectric Strength 22.0 kV/mm559 kV/inIEC 60243-1
 23.6 kV/mm600 kV/inshort term; ASTM D149
Dissipation Factor  0.020
@Frequency 1e+6 Hz
0.020
@Frequency 1e+6 Hz
ASTM D150
 0.040
@Frequency 1e+6 Hz
0.040
@Frequency 1e+6 Hz
IEC 60250
Arc Resistance 124 sec124 secASTM D495
Comparative Tracking Index 325 V325 VIEC 60112
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 28.0 µm/m-°C15.6 µin/in-°FISO 11359-2
CTE, linear, Transverse to Flow 85.0 µm/m-°C47.2 µin/in-°FISO 11359-2
Melting Point 225 °C437 °F10°C/min; ISO 11357-1,-2,-3
 225 °C437 °FASTM D3418
Deflection Temperature at 0.46 MPa (66 psi) 220 °C428 °FASTM D648
 223 °C433 °FISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi) 202 °C396 °FISO 75-1, -2
 204 °C400 °FASTM D648
Glass Transition Temp, Tg 54.0 °C129 °FISO 11357-1,-2,-3
Flammability, UL94 HBHB
 
Processing PropertiesMetricEnglishComments
Processing Temperature 65.0 - 96.0 °C149 - 205 °Fcavity
 250 - 265 °C482 - 509 °Fhot runner
Feed Temperature 230 - 250 °C446 - 482 °F
Zone 1 230 - 250 °C446 - 482 °F
Zone 2 235 - 255 °C455 - 491 °F
Zone 3 235 - 255 °C455 - 491 °F
Zone 4 240 - 265 °C464 - 509 °F
Die Temperature 240 - 265 °C464 - 509 °F
Melt Temperature 235 - 265 °C455 - 509 °F
 260 °C500 °FISO 294
Mold Temperature 82.0 °C180 °FISO 294
Injection Velocity 300 mm/sec11.8 in/secISO 294
Drying Temperature 120 - 130 °C248 - 266 °F
Dry Time 4.00 hour4.00 hour
Moisture Content <= 0.020 %<= 0.020 %
Hold Pressure 48.0 MPa6960 psiISO 294
 
Descriptive Properties
Injection moldingYes
Injection speedmedium-fast
Processing conditions acc. ISO7792-2

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