Celanese Crastin® PC164 NC010 PBT

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Celanese Crastin® PC164 NC010 PBT
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	Unreinforced Low Viscosity Polybutylene Terephthalate Developed for the Healthcare Industry Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Metric	English	Comments

Density	1.31 g/cc	0.0473 lb/in³	ISO 1183
Melt Density	1.11 g/cc @Temperature 250 °C	0.0401 lb/in³ @Temperature 482 °F
Water Absorption	0.40 % @Thickness 2.00 mm	0.40 % @Thickness 0.0787 in	Sim. to ISO 62
Moisture Absorption	0.200 % @Thickness 2.00 mm	0.200 % @Thickness 0.0787 in	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.016 cm/cm	0.016 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.016 cm/cm	0.016 in/in	ISO 294-4, 2577
Melt Flow	33 g/10 min @Load 2.16 kg, Temperature 250 °C	33 g/10 min @Load 4.76 lb, Temperature 482 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	55.0 MPa	7980 psi	ISO 527-1/-2
Elongation at Break	30 %	30 %	Nominal; ISO 527-1/-2
Elongation at Yield	4.0 %	4.0 %	ISO 527-1/-2
Tensile Modulus	2.40 GPa	348 ksi	ISO 527-1/-2
Poissons Ratio	0.38	0.38
Charpy Impact Unnotched	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179/1eU
Charpy Impact, Notched	0.400 J/cm² @Temperature -30.0 °C	1.90 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eA
	0.400 J/cm² @Temperature 23.0 °C	1.90 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA
Tensile Creep Modulus, 1 hour	2600 MPa	377000 psi	1h; ISO 899-1
Tensile Creep Modulus, 1000 hours	1800 MPa	261000 psi	1000h; ISO 899-1

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	>= 1.00e+15 ohm-cm	IEC 62631-3-1
Surface Resistance	1.00e+12 ohm	1.00e+12 ohm	IEC 62631-3-2
Dielectric Strength	26.0 kV/mm	660 kV/in	IEC 60243-1
Dissipation Factor	0.0020 @Frequency 100 Hz	0.0020 @Frequency 100 Hz	IEC 62631-2-1
	0.020 @Frequency 1e+6 Hz	0.020 @Frequency 1e+6 Hz	IEC 62631-2-1

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	110 µm/m-°C	61.1 µin/in-°F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	120 µm/m-°C	66.7 µin/in-°F	ISO 11359-1/-2
Specific Heat Capacity	2.11 J/g-°C @Temperature 250 °C	0.504 BTU/lb-°F @Temperature 482 °F	Melt
Thermal Conductivity	0.210 W/m-K @Temperature 250 °C	1.46 BTU-in/hr-ft²-°F @Temperature 482 °F	Melt
Melting Point	225 °C	437 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	115 °C	239 °F	ISO 75-1/-2
	180 °C	356 °F	Annealed; ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	50.0 °C	122 °F	ISO 75-1/-2
	60.0 °C	140 °F	Annealed; ISO 75-1/-2
Glass Transition Temp, Tg	55.0 °C	131 °F	10°C/min; ISO 11357-1/-2
Flammability, UL94	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in	IEC 60695-11-10
Oxygen Index	22 %	22 %	ISO 4589-1/-2

Processing Properties	Metric	English	Comments
Melt Temperature	250 °C	482 °F	Optimum, Injection
	240 - 260 °C	464 - 500 °F	Range, Injection
Mold Temperature	80.0 °C	176 °F	Optimum, Injection
	30.0 - 130 °C	86.0 - 266 °F	Injection
Ejection Temperature	170 °C	338 °F	Injection
Drying Temperature	120 °C	248 °F	Injection
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.040 %	<= 0.040 %	Injection
Hold Pressure	>= 60.0 MPa	>= 8700 psi	Injection

Descriptive Properties
Back pressure	As low as possible
Drying Recommended	yes		Injection
Part Marking Code	>PBT<		ISO 11469
Polymer	PBT
Processing Hold Pressure Time (s/mm)	4		Injection
Resin Identification	PBT		ISO 1043

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PDSX5038 / 197678

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