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Ensinger PEI

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SABIC LNP™ THERMOCOMP™ Compound WX05456 Polybutylene Terephthalate (PBT)
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Unreinforced, Molded
Material Notes: LNP THERMOCOMP WX05456 compound is based on Polybutylene Terephthalate (PBT) resin containing mineral. Added features of this grade include: Low Warpage, Flame Retardant.

Features: Flame Retardant,Low Warpage,Structural

Information provided by SABIC
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Physical PropertiesOriginal ValueComments
Density 1.54 g/ccISO 1183
 1.546 g/ccASTM D792
Moisture Absorption 0.0200 %Injection Molding
 0.0500 %23°C/50% RH/24 hrs; ASTM D570
 0.0700 %23°C / 50% RH; ISO 62
Linear Mold Shrinkage, Flow 0.0147 cm/cm24hrs; ISO 294
 0.015 cm/cm24hrs; ASTM D955
Linear Mold Shrinkage, Transverse 0.015 cm/cm24hrs; ASTM D955
 0.0151 cm/cm24hrs; ISO 294
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength at Break 47.0 MPaISO 527
 48.0 MPaASTM D638
Elongation at Break 1.4 %ISO 527
 1.8 %ASTM D638
Tensile Modulus 4220 MPa50 mm/min; ASTM D638
 4650 MPa1 mm/min; ISO 527
Flexural Strength 88.0 MPaISO 178
 90.0 MPaASTM D790
Flexural Modulus 4200 MPaISO 178
 4390 MPaASTM D790
Izod Impact Notched 26.0 JASTM D256
Izod Impact, Unnotched 197 J/mASTM D4812
Izod Impact, Notched (ISO) 2.00 kJ/m²80*10*4; ISO 180/1A
Izod Impact, Unnotched (ISO) 15.0 kJ/m²80*10*4; ISO 180/1U
Dart Drop, Total Energy 7.00 Jpeak; ASTM D3763
 
Electrical PropertiesOriginal ValueComments
Arc Resistance 60 - 120 secASTM D495
Comparative Tracking Index 175 - 250 VUL 746A
Hot Wire Ignition, HWI 15 - 30 sec
@Thickness >=1.50 mm		UL 746A
 30 - 60 sec
@Thickness >=3.00 mm		UL 746A
High Amp Arc Ignition, HAI 15 - 30 arcs
@Thickness >=1.50 mm		UL 746A
High Voltage Arc-Tracking Rate, HVTR 10.0 - 25.4 mm/minUL 746A
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 58.1 µm/m-°C
@Temperature -40.0 - 40.0 °C		ASTM E831
 58.1 µm/m-°C
@Temperature -40.0 - 40.0 °C		ISO 11359-2
CTE, linear, Transverse to Flow 66.7 µm/m-°C
@Temperature -40.0 - 40.0 °C		ASTM E831
 66.8 µm/m-°C
@Temperature -40.0 - 40.0 °C		ISO 11359-2
Deflection Temperature at 0.46 MPa (66 psi) 163 °CFlatw 80*10*4 sp=64mm; ISO 75/Bf
 171 °C
@Thickness 3.20 mm		unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 82.0 °CFlatw 80*10*4 sp=64mm; ISO 75/Af
 71.0 °C
@Thickness 3.20 mm		unannealed; ASTM D648
UL RTI, Electrical 105 °CUL 746B
UL RTI, Mechanical with Impact 105 °CUL 746B
UL RTI, Mechanical without Impact 105 °CUL 746B
Flammability, UL94 V-0
@Thickness >=1.50 mm		UL 94
 
Processing PropertiesOriginal ValueComments
Zone 2 250 - 260 °C
Zone 3 265 - 275 °C
Melt Temperature 250 - 275 °CInjection Molding
Mold Temperature 80.0 - 95.0 °C
Drying Temperature 120 - 150 °CInjection Molding
Dry Time 4.00 hourInjection Molding
Back Pressure 0.200 - 0.300 MPa
Screw Speed 30 - 60 rpm

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PSABH81963 / 289910

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