SABIC LNP™ THERMOTUF™ Compound WF004N Polybutylene Terephthalate (PBT)

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SABIC LNP™ THERMOTUF™ Compound WF004N Polybutylene Terephthalate (PBT)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Unreinforced, Molded
Material Notes:	LNP THERMOTUF WF004N compound is based on Polybutylene Terephthalate (PBT) resin containing 20% glass fiber. Added features of this grade include: Impact Modified, Low Dielectric Constant (Dk), Good Metal Bonding Strength and Good Chemical Resistance suitable for Nano-Molding Technology (NMT) applications. Features: Impact Modified,High Stiffness,Chemical Resistance,Good metal adhesion,Nano molding technology grade,Dielectrics,Structural Information provided by SABIC
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Physical Properties	Original Value	Comments

Density	1.28 g/cc	ISO 1183
Moisture Absorption	0.0200 %	Injection Molding
Viscosity	18 cP @Load 5.00 kg, Temperature 275 °C	MVR cc/10 min; ISO 1133
Linear Mold Shrinkage, Flow	0.0055 cm/cm	SABIC method
Linear Mold Shrinkage, Transverse	0.0105 cm/cm	SABIC method
Melt Flow	20 g/10 min @Load 5.00 kg, Temperature 275 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	87.0 MPa	5 mm/min; ASTM D638
	88.0 MPa	5 mm/min; ISO 527
Elongation at Break	3.2 %	5 mm/min; ASTM D638
	3.3 %	5 mm/min; ISO 527
Tensile Modulus	5650 MPa	1 mm/min; ISO 527
	5740 MPa	5 mm/min; ASTM D638
Flexural Strength	138 MPa	brk, 1.3 mm/min, 50 mm span; ASTM D790
	139 MPa	break, 2mm/min; ISO 178
Flexural Modulus	5090 MPa	2 mm/min; ISO 178
	5300 MPa	1.3 mm/min, 50 mm span; ASTM D790
Adhesive Bond Strength	31.0 MPa	("T" treatment, shear type); ISO 19095
Izod Impact Notched	120 J	ASTM D256
	93.0 J @Temperature -20.0 °C	ASTM D256
Izod Impact, Unnotched	795 J/m	ASTM D4812
Izod Impact, Notched (ISO)	12.0 kJ/m²	80104; ISO 180/1A
	9.50 kJ/m² @Temperature -20.0 °C	80104; ISO 180/1A
Izod Impact, Unnotched (ISO)	47.0 kJ/m²	80104; ISO 180/1U

Electrical Properties	Original Value	Comments
Dielectric Constant	2.93 @Frequency 1.90e+9 Hz	SABIC method
	2.95 @Frequency 1.10e+9 Hz	SABIC method
	2.96 @Frequency 5.00e+9 Hz	SABIC method
	2.97 @Frequency 1e+10 Hz	SABIC method
Dissipation Factor	0.0075 @Frequency 1e+10 Hz	SABIC method
	0.0079 @Frequency 5.00e+9 Hz	SABIC method
	0.0090 @Frequency 1.90e+9 Hz	SABIC method
	0.0092 @Frequency 1.10e+9 Hz	SABIC method

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	29.0 µm/m-°C @Temperature 23.0 - 80.0 °C	ASTM E831
	31.0 µm/m-°C @Temperature 23.0 - 80.0 °C	ISO 11359-2
	35.0 µm/m-°C @Temperature -40.0 - 40.0 °C	ISO 11359-2
	36.0 µm/m-°C @Temperature -40.0 - 40.0 °C	ASTM E831
CTE, linear, Transverse to Flow	86.0 µm/m-°C @Temperature -40.0 - 40.0 °C	ASTM E831
	87.0 µm/m-°C @Temperature -40.0 - 40.0 °C	ISO 11359-2
	140 µm/m-°C @Temperature 23.0 - 80.0 °C	ASTM E831
	140 µm/m-°C @Temperature 23.0 - 80.0 °C	ISO 11359-2
Deflection Temperature at 0.46 MPa (66 psi)	219 °C	Flatw 80104 sp=64mm; ISO 75/Bf
	220 °C @Thickness 3.20 mm	unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	194 °C	Flatw 80104 sp=64mm; ISO 75/Af
	203 °C @Thickness 3.20 mm	unannealed; ASTM D648
UL RTI, Electrical	75.0 °C	UL 746B
UL RTI, Mechanical with Impact	75.0 °C	UL 746B
UL RTI, Mechanical without Impact	75.0 °C	UL 746B
Flammability, UL94	HB @Thickness >=1.00 mm	UL 94

Processing Properties	Original Value	Comments
Nozzle Temperature	265 - 280 °C
Zone 2	260 - 280 °C
Zone 3	265 - 280 °C
Melt Temperature	265 - 280 °C	Injection Molding
Mold Temperature	100 - 160 °C
Drying Temperature	100 - 120 °C	Injection Molding
Dry Time	2.00 - 4.00 hour	Injection Molding
	8.00 hour	Cumulative; Injection Molding

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PSABH82037 / 289984

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