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Elmet Technologies

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Celanese Celanex® 4202 PBT, 15% Glass Reinforced
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 20% Glass Fiber Filled
Material Notes: Celanex 4202 is a 15% glass reinforced, impact modified polybutylene terephthalate with excellent surface appearance.

Information provided by Celanese
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Physical PropertiesOriginal ValueComments
Specific Gravity 1.38 g/ccASTM D792
Density 1.38 g/ccISO 1183
Moisture Absorption 0.160 %23°C/50%RH; ISO 62
Linear Mold Shrinkage, Flow 0.0040 cm/cmISO 294-4
 0.0050 - 0.010 cm/cmASTM D955
Linear Mold Shrinkage, Transverse 0.0090 cm/cmISO 294-4
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength at Break 86.0 MPa5mm/min; ISO 527-2/1A
 12200 psiASTM D638
Tensile Strength, Yield 12400 psiASTM D638
Elongation at Break 3.8 %ASTM D638
 4.4 %5mm/min; ISO 527-2/1A
Tensile Modulus 5200 MPa50mm/min; ISO 527-2/1A
 700000 psiASTM D638
Flexural Strength 141 MPaISO 178
 20400 psiASTM D790
Flexural Modulus 5100 MPaISO 178
 640000 psiASTM D790
Izod Impact, Notched 1.80 ft-lb/inASTM D256
Izod Impact, Notched (ISO) 11.7 kJ/m²ISO 180/1A
Charpy Impact Unnotched 52.0 kJ/m²ISO 179/1eU
 37.0 kJ/m²
@Temperature -30.0 °C		ISO 179/1eU
Charpy Impact, Notched 10.7 kJ/m²ISO 179/1eA
 5.70 kJ/m²
@Temperature -30.0 °C		ISO 179/1eA
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 2.00e+16 ohm-cmIEC 60093
Surface Resistance 1.00e+17 ohmIEC 60093
Dielectric Constant 3.2
@Frequency 1e+6 Hz		IEC 60250
 3.4
@Frequency 100 Hz		IEC 60250
Dielectric Strength 22.0 kV/mmIEC 60243-1
Dissipation Factor 0.020
@Frequency 1e+6 Hz		IEC 60250
Comparative Tracking Index >= 600 VIEC 60112
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 36.0 µm/m-°CISO 11359-2
CTE, linear, Transverse to Flow 100 µm/m-°CISO 11359-2
Melting Point 225 °C10°C/min; ISO 11357-1,-2,-3
 437 °FASTM D3418
Deflection Temperature at 0.46 MPa (66 psi) 216 °CISO 75-1, -2
 420 °FASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 183 °CISO 75-1, -2
 380 °FASTM D648
Glass Transition Temp, Tg 44.0 °CISO 11357-1,-2,-3
Flammability, UL94 HB
 
Processing PropertiesOriginal ValueComments
Processing Temperature 65.0 - 93.0 °Ccavity
 250 - 260 °Chot runner
Feed Temperature 230 - 240 °C
Zone 1 230 - 240 °C
Zone 2 235 - 250 °C
Zone 3 235 - 250 °C
Zone 4 240 - 260 °C
Die Temperature 250 - 260 °C
Melt Temperature 235 - 260 °C
 260 °CISO 294
Mold Temperature 82.0 °CISO 294
Injection Velocity 300 mm/secISO 294
Drying Temperature 120 - 130 °C
Dry Time 4.00 hour
Moisture Content <= 0.020 %
Hold Pressure 48.0 MPaISO 294
 
Descriptive Properties
Injection moldingYes
Injection speedmedium-fast
Processing conditions acc. ISO7792-2

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