Celanese Celanex® 1600FC PBT, Unfilled

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Celanese Celanex® 1600FC PBT, Unfilled
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	Celanex 1600FC is a high molecular weight grade of unreinforced polybutylene terephthalate for use in food contact applications that can be used in both extrusion and injection molding applications. 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	0.11 % @Temperature 22.8 °C	24hr immersion; ASTM D570
Moisture Absorption	0.200 %	23°C/50%RH; ISO 62
Viscosity Test	115 cm³/g	ISO 307, 1157, 1628
Linear Mold Shrinkage, Flow	0.018 - 0.020 cm/cm	ASTM D955
	0.018 - 0.020 cm/cm	ISO 294-4
Linear Mold Shrinkage, Transverse	0.018 - 0.020 cm/cm	ISO 294-4
Melt Flow	6.5 g/10 min	ASTM D1238
	8.5 g/10 min @Load 2.16 kg, Temperature 250 °C	[cm3/10min]; ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	72	ISO 2039-2
Tensile Strength at Break	33.0 MPa	50mm/min; ISO 527-2/1A
Tensile Strength, Yield	60.0 MPa	50mm/min; ISO 527-2/1A
	8000 psi	ASTM D638
Tensile Stress at Strain	28.0 MPa @Strain 50 %	ISO 527-2/1A
Elongation at Break	>= 50 %
	115 %	50mm/min; ISO 527-2/1A
	200 %	ASTM D638
Elongation at Yield	5.0 %	50mm/min; ISO 527-2/1A
Tensile Modulus	2550 MPa	50mm/min; ISO 527-2/1A
Flexural Strength	80.0 MPa	ISO 178
	12000 psi	ASTM D790
Flexural Modulus	2200 MPa	ISO 178
	330000 psi	ASTM D790
Izod Impact, Notched	1.00 ft-lb/in	ASTM D256
Izod Impact, Notched (ISO)	5.50 kJ/m²	ISO 180/1A
Charpy Impact Unnotched	NB	ISO 179/1eU
	210 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
Charpy Impact, Notched	7.00 kJ/m²	ISO 179/1eA
	6.50 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
	400 V/mil	short term; ASTM D149
Dissipation Factor	0.0010 @Frequency 1000 Hz	ASTM D150
	0.0010 @Frequency 1e+6 Hz	ASTM D150
	0.0014 @Frequency 100 Hz	IEC 60250
	0.021 @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	103 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
	310 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	50.0 °C	ISO 75-1, -2
	130 °F	ASTM D648
Vicat Softening Point	185 °C	ISO 306
Glass Transition Temp, Tg	60.0 °C	ISO 11357-1,-2,-3
Flammability, UL94	HB
	HB @Thickness 0.750 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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