Celanese Celanex® 2002-2 PBT, Unfilled

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Celanese Celanex® 2002-2 PBT, Unfilled
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	Celanex 2002-2 is a general purpose, unreinforced polybutylene terephthalate with a good balance of mechanical properties and processability. Celanex 2002-2 ia a medium flow material that contains an internal lubricant. Information provided by Celanese
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Physical Properties	Original Value	Comments

Specific Gravity	1.31 g/cc	ASTM D792
Density	1.31 g/cc	ISO 1183
Water Absorption	0.090 % @Temperature 22.8 °C	24hr immersion; ASTM D570
Linear Mold Shrinkage, Flow	0.018 - 0.020 cm/cm	ASTM D955
	0.018 - 0.020 cm/cm	ISO 294-4
Melt Flow	20 g/10 min	ASTM D1238
	20 g/10 min @Load 2.16 kg, Temperature 250 °C	[cm3/10min]; ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	78	ISO 2039-2
Tensile Strength at Break	60.0 MPa	50mm/min; ISO 527-2/1A
	8100 psi	ASTM D638
Tensile Strength, Yield	60.0 MPa	50mm/min; ISO 527-2/1A
	8100 psi	ASTM D638
	2600 psi @Temperature 121 °C	ASTM D638
	3600 psi @Temperature 80.0 °C	ASTM D638
	11000 psi @Temperature 0.000 °C	ASTM D638
	14600 psi @Temperature -40.0 °C	ASTM D638
Tensile Stress at Strain	30.0 MPa @Strain 50 %	ISO 527-2/1A
Elongation at Break	>= 50 %
	200 %	ASTM D638
Elongation at Yield	3.2 %	ASTM D638
	4.0 %	50mm/min; ISO 527-2/1A
	4.4 % @Temperature 0.000 °C	ASTM D638
	7.2 % @Temperature 4.44 °C	ASTM D638
	17 % @Temperature 80.0 °C	ASTM D638
	23 % @Temperature 121 °C	ASTM D638
Tensile Modulus	2600 MPa	50mm/min; ISO 527-2/1A
	460000 psi	ASTM D638
	43000 psi @Temperature 121 °C	ASTM D638
	68000 psi @Temperature 80.0 °C	ASTM D638
	450000 psi @Temperature -40.0 °C	ASTM D638
Flexural Strength	80.0 MPa	ISO 178
	12500 psi	ASTM D790
Flexural Modulus	2500 MPa	ISO 178
	370000 psi	ASTM D790
Izod Impact, Notched	0.900 ft-lb/in	ASTM D256
Izod Impact, Notched (ISO)	5.00 kJ/m²	ISO 180/1A
Charpy Impact Unnotched	NB	ISO 179/1eU
	190 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
Charpy Impact, Notched	6.00 kJ/m²	ISO 179/1eA
	6.00 kJ/m² @Temperature -30.0 °C	ISO 179/1eA

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+15 ohm-cm	IEC 60093
	1.00e+16 ohm-cm	ASTM D257
Surface Resistance	1.00e+15 ohm	IEC 60093
Dielectric Constant	3.2 @Frequency 1e+6 Hz	ASTM D150
	3.5 @Frequency 1e+6 Hz	IEC 60250
	4.0 @Frequency 100 Hz	IEC 60250
Dielectric Strength	23.0 kV/mm	IEC 60243-1
	420 V/mil	short term; ASTM D149
Dissipation Factor	0.0014 @Frequency 100 Hz	IEC 60250
	0.022 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	110 µm/m-°C	ISO 11359-2
CTE, linear, Transverse to Flow	127 µm/m-°C	ISO 11359-2
Melting Point	225 °C	10°C/min; ISO 11357-1,-2,-3
	437 °F	ASTM D3418
Deflection Temperature at 0.46 MPa (66 psi)	150 °C	ISO 75-1, -2
	320 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	55.0 °C	ISO 75-1, -2
	131 °F	ASTM D648
Vicat Softening Point	190 °C	ISO 306
Glass Transition Temp, Tg	60.0 °C	ISO 11357-1,-2,-3
Flammability, UL94	HB
	HB @Thickness 0.710 mm
Oxygen Index	22 %	ISO 4589

Processing Properties	Original Value	Comments
Processing Temperature	65.0 - 93.0 °C	cavity
	250 - 260 °C	hot 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	243 °C	ISO 294
	235 - 260 °C
Mold Temperature	82.0 °C	ISO 294
Injection Velocity	300 mm/sec	ISO 294
Drying Temperature	120 - 130 °C
Dry Time	4.00 hour
Moisture Content	<= 0.020 %
Hold Pressure	48.0 MPa	ISO 294

Descriptive Properties
Injection molding	Yes
Injection speed	medium-fast
Processing conditions acc. ISO	7792-2

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PHCQ017 / 178472

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