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Ensinger PEI

Celanese Crastin® LW9020FR BK851 PBT+ASA-GF20FR(17)
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); PBT + ASA Blend, Glass Fiber Reinforced
Material Notes: 20% Glass Reinforced, Flame Retardant, Polybutylene Terephthalate Blend with Low Warpage Characteristics

Former DuPont product acquired by Celanese in 2022.
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 1.50 g/cc0.0542 lb/in³ISO 1183
Melt Density 1.36 g/cc
@Temperature 250 °C		0.0491 lb/in³
@Temperature 482 °F
Water Absorption 0.78 %
@Thickness 2.00 mm		0.78 %
@Thickness 0.0787 in		DS; Sim. to ISO 62
Moisture Absorption 0.230 %
@Thickness 2.00 mm		0.230 %
@Thickness 0.0787 in		DS; Sim. to ISO 62
Linear Mold Shrinkage, Flow 0.0040 cm/cm0.0040 in/inDS; ISO 294-4, 2577
Linear Mold Shrinkage, Transverse 0.0080 cm/cm0.0080 in/inDS; ISO 294-4, 2577
Melt Flow 16 g/10 min
@Load 5.00 kg,
Temperature 250 °C		16 g/10 min
@Load 11.0 lb,
Temperature 482 °F		ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 100 MPa14500 psiISO 527-1/-2
Elongation at Break 2.0 %2.0 %ISO 527-1/-2
Tensile Modulus 7.80 GPa1130 ksiISO 527-1/-2
Flexural Strength 140 MPa20300 psiISO 178
Poissons Ratio 0.340.34
Izod Impact, Notched (ISO) 5.50 kJ/m²
@Temperature 23.0 °C		2.62 ft-lb/in²
@Temperature 73.4 °F		ISO 180/1A
Charpy Impact Unnotched  3.50 J/cm²
@Temperature -30.0 °C		16.7 ft-lb/in²
@Temperature -22.0 °F		DS; ISO 179/1eU
 3.50 J/cm²
@Temperature 23.0 °C		16.7 ft-lb/in²
@Temperature 73.4 °F		ISO 179/1eU
Charpy Impact, Notched  0.650 J/cm²
@Temperature -30.0 °C		3.09 ft-lb/in²
@Temperature -22.0 °F		DS; ISO 179/1eA
 0.650 J/cm²
@Temperature 23.0 °C		3.09 ft-lb/in²
@Temperature 73.4 °F		ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity >= 1.00e+15 ohm-cm>= 1.00e+15 ohm-cmIEC 62631-3-1
Surface Resistance 1.00e+14 ohm1.00e+14 ohmIEC 62631-3-2
Dielectric Constant  4.0
@Frequency 1e+6 Hz		4.0
@Frequency 1e+6 Hz		IEC 62631-2-1
 4.3
@Frequency 100 Hz		4.3
@Frequency 100 Hz		IEC 62631-2-1
Dielectric Strength 31.0 kV/mm787 kV/inIEC 60243-1
Dissipation Factor  0.0054
@Frequency 100 Hz		0.0054
@Frequency 100 Hz		IEC 62631-2-1
 0.0196
@Frequency 1e+6 Hz		0.0196
@Frequency 1e+6 Hz		IEC 62631-2-1
Comparative Tracking Index 250 V250 VIEC 60112
 
Thermal PropertiesMetricEnglishComments
Melting Point 225 °C437 °F10°C/min; ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi) 170 °C338 °FISO 75-1/-2
Glass Transition Temp, Tg 120 °C248 °F10°C/min; ISO 11357-1/-2
Flammability, UL94  V-0
@Thickness 1.50 mm		V-0
@Thickness 0.0591 in		IEC 60695-11-10
 V-0
@Thickness 3.00 mm		V-0
@Thickness 0.118 in		IEC 60695-11-10
Oxygen Index 27 %27 %ISO 4589-1/-2
 
Processing PropertiesMetricEnglishComments
Melt Temperature 250 °C482 °FOptimum, Injection
 240 - 260 °C464 - 500 °FRange, Injection
Mold Temperature 80.0 °C176 °FOptimum, Injection
 30.0 - 130 °C86.0 - 266 °FInjection
Ejection Temperature 170 °C338 °FInjection
Drying Temperature 120 °C248 °FInjection
Dry Time 2.00 - 4.00 hour2.00 - 4.00 hourInjection, Dehumidified Dryer
Moisture Content <= 0.040 %<= 0.040 %Injection
Hold Pressure >= 60.0 MPa>= 8700 psiInjection
 
Descriptive Properties
AdditivesFlame retardant
Back pressureAs low as possible
Drying RecommendedyesInjection
FMVSS ClassDNIISO 3795 (FMVSS 302)
Part Marking Code>PBT+ASA-GF20FR(17)<ISO 11469
Polymer(PBT+ASA)-GF20 FR(17)
Processing Hold Pressure Time (s/mm)3Injection
Resin IdentificationPBT+ASA-GF20FR(17)ISO 1043

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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