Celanese Crastin® S600F20 NC010 PBT

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Celanese Crastin® S600F20 NC010 PBT
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	Unreinforced Medium Viscosity Polybutylene Terephthalate Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Original Value	Comments

Density	1.31 g/cc	ISO 1183
Melt Density	1.11 g/cc @Temperature 250 °C
Water Absorption	0.40 % @Thickness 2.00 mm	Sim. to ISO 62
Moisture Absorption	0.200 % @Thickness 2.00 mm	Sim. to ISO 62
Viscosity Measurement	1.08	Intrinsic viscosity; ISO 307, 1157, 1628
Viscosity Number	130 cm³/g	ISO 307, 1157, 1628
Linear Mold Shrinkage, Flow	0.017 cm/cm	ISO 294-4, 2577
	0.0030 cm/cm @Treatment Temp. 80.0 °C, Time 173000 sec	Postmolding shrinkage; ISO 294-4
Linear Mold Shrinkage, Transverse	0.016 cm/cm	ISO 294-4, 2577
	0.0050 cm/cm @Treatment Temp. 80.0 °C, Time 173000 sec	Postmolding shrinkage; ISO 294-4
Melt Flow	14 g/10 min @Load 2.16 kg, Temperature 250 °C	cm³/10min Volumetric; ISO 1133
	19 g/10 min @Load 2.16 kg, Temperature 250 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Ball Indentation Hardness	139 MPa	H 358/30; ISO 2039-1
	139 MPa	H 961/30; ISO 2039-1
Tensile Strength, Yield	55.0 MPa	ISO 527-1/-2
Elongation at Break	40 %	Nominal; ISO 527-1/-2
Elongation at Yield	4.0 %	ISO 527-1/-2
Tensile Modulus	2500 MPa	ISO 527-1/-2
Flexural Strength	85.0 MPa	ISO 178
Flexural Modulus	2200 MPa	ISO 178
Poissons Ratio	0.38
Izod Impact, Notched (ISO)	4.50 kJ/m² @Temperature 23.0 °C	ISO 180/1A
Izod Impact, Unnotched (ISO)	NB @Temperature 23.0 °C	ISO 180/1U
Charpy Impact Unnotched	NB @Temperature -30.0 °C	ISO 179/1eU
	NB @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	4.00 kJ/m² @Temperature -30.0 °C	ISO 179/1eA
	5.00 kJ/m² @Temperature 23.0 °C	ISO 179/1eA
Coefficient of Friction, Static	0.40	against itself; ASTM 1894
	0.40	against steel; ASTM 1894
Tensile Creep Modulus, 1 hour	2600 MPa	1h; ISO 899-1
Tensile Creep Modulus, 1000 hours	1800 MPa	1000h; ISO 899-1

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	IEC 62631-3-1
Surface Resistance	1.00e+12 ohm	IEC 62631-3-2
Dielectric Constant	3.2 @Frequency 1e+6 Hz	IEC 62631-2-1
	3.6 @Frequency 100 Hz	IEC 62631-2-1
Dielectric Strength	26.0 kV/mm	IEC 60243-1
Dissipation Factor	0.00079 @Frequency 100 Hz	IEC 62631-2-1
	0.020 @Frequency 1e+6 Hz	IEC 62631-2-1
Comparative Tracking Index	575 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	110 µm/m-°C	ISO 11359-1/-2
	80.0 µm/m-°C @Temperature -40.0 - 23.0 °C	ISO 11359-1/-2
	190 µm/m-°C @Temperature 55.0 - 160 °C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	120 µm/m-°C	ISO 11359-1/-2
	90.0 µm/m-°C @Temperature -40.0 - 23.0 °C	ISO 11359-1/-2
	200 µm/m-°C @Temperature 55.0 - 160 °C	ISO 11359-1/-2
Specific Heat Capacity	2.11 J/g-°C @Temperature 250 °C	Melt
Thermal Conductivity	0.290 W/m-K	Solid
	0.210 W/m-K @Temperature 250 °C	Melt
Melting Point	192 °C	Freezing; 10°C/min; ISO 11357-1/-2
	225 °C	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	115 °C	ISO 75-1/-2
	180 °C	Annealed; ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	50.0 °C	ISO 75-1/-2
	60.0 °C	Annealed; ISO 75-1/-2
Vicat Softening Point	175 °C	50°C/h, 50N; ISO 306
Glass Transition Temp, Tg	55.0 °C	10°C/min; ISO 11357-1/-2
Flammability, UL94	HB @Thickness 0.750 mm	IEC 60695-11-10
	HB @Thickness 1.50 mm	IEC 60695-11-10
Oxygen Index	22 %	ISO 4589-1/-2
Glow Wire Ignition Temperature	725 °C @Thickness 3.00 mm	IEC 60695-2-13
	750 °C @Thickness 0.750 mm	IEC 60695-2-13
	750 °C @Thickness 1.00 mm	IEC 60695-2-13
	750 °C @Thickness 1.50 mm	IEC 60695-2-13
	750 °C @Thickness 2.00 mm	IEC 60695-2-13

Processing Properties	Original Value	Comments
Melt Temperature	250 °C	Optimum, Injection
	240 - 260 °C	Range, Injection
Mold Temperature	80.0 °C	Optimum, Injection
	30.0 - 130 °C	Injection
Ejection Temperature	170 °C	Injection
Drying Temperature	120 °C	Injection
Dry Time	2.00 - 4.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.040 %	Injection
Hold Pressure	>= 60.0 MPa	Injection

Descriptive Properties
Additives	Release agent
Back pressure	As low as possible
Drying Recommended	yes	Injection
FMVSS Class	SE	ISO 3795 (FMVSS 302)
Fogging (mg)	0	G-value (condensate); ISO 6452
ISO designation	ISO 7792-PBT,MGNR,11-030
Odor Class	3	VDA 270; DS
Part Marking Code	>PBT<	ISO 11469
Polymer	PBT
Processing Hold Pressure Time (s/mm)	4	Injection
Resin Identification	PBT	ISO 1043
Thermal desorption analysis of organic emissions (µg/g)	1	Amax; VDA 270

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PDSX5042 / 197682

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