Celanese Celanex® 2002-3 PBT, Unfilled

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Celanese Celanex® 2002-3 PBT, Unfilled
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	Celanex 2002-3 is a general purpose, unreinforced polybutylene terephthalate with a good balance of mechanical properties and processability. Celanex 2002-3 is a medium flow material that contains an internal lubricant. Information provided by Celanese
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Physical Properties	Metric	English	Comments

Density	1.31 g/cc	0.0473 lb/in³	ISO 1183
Moisture Absorption	0.250 %	0.250 %	23°C/50%RH; ISO 62
Viscosity Test	140 cm³/g	1.40 dl/g	ISO 307, 1157, 1628
Melt Flow	20 g/10 min @Load 2.16 kg, Temperature 250 °C	20 g/10 min @Load 4.76 lb, Temperature 482 °F	[cm3/10min]; ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	60.0 MPa	8700 psi	50mm/min; ISO 527-2/1A
Elongation at Break	>= 50 %	>= 50 %
Elongation at Yield	4.0 %	4.0 %	50mm/min; ISO 527-2/1A
Tensile Modulus	2.50 GPa	363 ksi	50mm/min; ISO 527-2/1A
Flexural Strength	80.0 MPa	11600 psi	ISO 178
Flexural Modulus	2.50 GPa	363 ksi	ISO 178
Izod Impact, Notched (ISO)	5.50 kJ/m² @Temperature -30.0 °C	2.62 ft-lb/in² @Temperature -22.0 °F	ISO 180/1A
Charpy Impact Unnotched	NB	NB	ISO 179/1eU
	19.0 J/cm² @Temperature -30.0 °C	90.4 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eU
Charpy Impact, Notched	0.600 J/cm²	2.86 ft-lb/in²	ISO 179/1eA
	0.600 J/cm² @Temperature -30.0 °C	2.86 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eA

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	130 µm/m-°C	72.2 µin/in-°F	ISO 11359-2
CTE, linear, Transverse to Flow	120 µm/m-°C	66.7 µin/in-°F	ISO 11359-2
Deflection Temperature at 0.46 MPa (66 psi)	150 °C	302 °F	ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi)	55.0 °C	131 °F	ISO 75-1, -2
Vicat Softening Point	190 °C	374 °F	ISO 306

Processing Properties	Metric	English	Comments
Processing Temperature	65.0 - 96.0 °C	149 - 205 °F	cavity
	250 - 260 °C	482 - 500 °F	hot runner
Feed Temperature	230 - 240 °C	446 - 464 °F
Zone 1	230 - 240 °C	446 - 464 °F
Zone 2	235 - 250 °C	455 - 482 °F
Zone 3	235 - 250 °C	455 - 482 °F
Zone 4	240 - 260 °C	464 - 500 °F
Die Temperature	240 - 260 °C	464 - 500 °F
Melt Temperature	235 - 260 °C	455 - 500 °F
	250 °C	482 °F	ISO 294
Mold Temperature	80.0 °C	176 °F	ISO 294
Injection Velocity	250 mm/sec	9.84 in/sec	ISO 294
Drying Temperature	120 - 130 °C	248 - 266 °F
Dry Time	4.00 hour	4.00 hour
Moisture Content	<= 0.020 %	<= 0.020 %

Descriptive Properties
Injection molding	Yes
Injection speed	medium-fast

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PHCQ018 / 178473

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