Overview of materials for Polybutylene Terephthalate (PBT), Flame Retardant

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Overview of materials for Polybutylene Terephthalate (PBT), Flame Retardant
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Flame Retardant
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polybutylene Terephthalate (PBT), Flame Retardant". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
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Physical Properties	Original Value	Comments

Density	1.13 - 1.76 g/cc	Average value: 1.47 g/cc Grade Count:184
Filler Content	15.0 - 35.0 %	Average value: 25.3 % Grade Count:16
Water Absorption	0.000 - 8.00 %	Average value: 0.333 % Grade Count:67
Moisture Absorption at Equilibrium	0.0300 - 2.00 %	Average value: 0.175 % Grade Count:58
Water Absorption at Saturation	0.350 - 0.500 %	Average value: 0.408 % Grade Count:6
Maximum Moisture Content	0.0200	Average value: 0.0200 Grade Count:6
Linear Mold Shrinkage	0.00200 - 0.0260 cm/cm	Average value: 0.0113 cm/cm Grade Count:160
	0.00300 - 0.00300 cm/cm @Temperature 80.0 - 80.0 °C	Average value: 0.0157 cm/cm Grade Count:1
	0.0220 - 0.0220 cm/cm @Temperature 260 - 260 °C	Average value: 0.0157 cm/cm Grade Count:1
	0.0220 - 0.0220 cm/cm @Pressure 60.0 - 60.0 MPa	Average value: 0.0157 cm/cm Grade Count:1
Linear Mold Shrinkage, Transverse	0.00220 - 0.0300 cm/cm	Average value: 0.0144 cm/cm Grade Count:33
	0.0110 - 0.0110 cm/cm @Temperature 80.0 - 80.0 °C	Average value: 0.0177 cm/cm Grade Count:1
	0.0210 - 0.0210 cm/cm @Temperature 260 - 260 °C	Average value: 0.0177 cm/cm Grade Count:1
	0.0210 - 0.0210 cm/cm @Pressure 60.0 - 60.0 MPa	Average value: 0.0177 cm/cm Grade Count:1
Melt Flow	3.00 - 85.0 g/10 min	Average value: 33.0 g/10 min Grade Count:43

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	75.0 - 95.0	Average value: 84.5 Grade Count:10
Hardness, Rockwell R	116 - 124	Average value: 119 Grade Count:37
Tensile Strength, Ultimate	34.0 - 149 MPa	Average value: 73.9 MPa Grade Count:88
	12.0 - 85.0 MPa @Temperature 60.0 - 150 °C	Average value: 41.5 MPa Grade Count:3
Tensile Strength, Yield	30.0 - 132 MPa	Average value: 79.7 MPa Grade Count:109
Elongation at Break	1.00 - 145 %	Average value: 13.6 % Grade Count:113
	4.00 - 90.0 % @Temperature 60.0 - 150 °C	Average value: 56.9 % Grade Count:3
Elongation at Yield	2.54 - 75.0 %	Average value: 14.3 % Grade Count:29
	4.50 - 10.0 % @Temperature 60.0 - 90.0 °C	Average value: 7.00 % Grade Count:2
Modulus of Elasticity	0.750 - 11.0 GPa	Average value: 4.12 GPa Grade Count:56
	0.350 - 7.20 GPa @Temperature 60.0 - 150 °C	Average value: 2.13 GPa Grade Count:3
Flexural Yield Strength	45.0 - 216 MPa	Average value: 123 MPa Grade Count:157
	35.0 - 35.0 MPa @Temperature 90.0 - 90.0 °C	Average value: 35.0 MPa Grade Count:1
Flexural Modulus	0.330 - 14.0 GPa	Average value: 5.24 GPa Grade Count:162
	0.600 - 0.600 GPa @Temperature 90.0 - 90.0 °C	Average value: 0.600 GPa Grade Count:1
Flexural Strain at Yield	5.00 - 6.50 %	Average value: 5.45 % Grade Count:4
Poissons Ratio	0.360 - 0.370	Average value: 0.367 Grade Count:3
Izod Impact, Notched	0.250 - 6.41 J/cm	Average value: 0.944 J/cm Grade Count:91
	0.300 - 3.2034 J/cm @Temperature -40.0 - -20.0 °C	Average value: 1.30 J/cm Grade Count:3
Izod Impact, Unnotched	0.588 - 13.3 J/cm	Average value: 8.11 J/cm Grade Count:6
Izod Impact, Notched (ISO)	4.00 - 15.0 kJ/m²	Average value: 7.93 kJ/m² Grade Count:54
	2.00 - 10.0 kJ/m² @Temperature -30.0 - -30.0 °C	Average value: 7.20 kJ/m² Grade Count:5
Izod Impact, Unnotched (ISO)	30.0 kJ/m² - NB	Average value: 53.2 kJ/m² Grade Count:49
	42.0 - 110 kJ/m² @Temperature -30.0 - -30.0 °C	Average value: 70.5 kJ/m² Grade Count:4
Charpy Impact Unnotched	0.680 J/cm² - NB	Average value: 5.99 J/cm² Grade Count:38
	2.50 - 999.9 J/cm² @Temperature -30.0 - -20.0 °C	Average value: 7.29 J/cm² Grade Count:24
Charpy Impact, Notched	0.160 - 2.10 J/cm²	Average value: 0.600 J/cm² Grade Count:50
	0.200 - 1.00 J/cm² @Temperature -30.0 - -20.0 °C	Average value: 0.576 J/cm² Grade Count:21
Gardner Impact	16.9 - 36.2 J	Average value: 29.8 J Grade Count:6
Tensile Impact Strength	45.0 - 100 kJ/m²	Average value: 65.0 kJ/m² Grade Count:3
Tensile Creep Modulus, 1 hour	950 - 3000 MPa	Average value: 2160 MPa Grade Count:4
Tensile Creep Modulus, 1000 hours	650 - 1800 MPa	Average value: 1340 MPa Grade Count:4

Electrical Properties	Original Value	Comments
Electrical Resistivity	1e+05 - 1.00e+17 ohm-cm	Average value: 1.25e+16 ohm-cm Grade Count:120
Surface Resistance	1.00e+8 - 1.00e+17 ohm	Average value: 3.15e+15 ohm Grade Count:36
Dielectric Constant	2.80 - 4.00	Average value: 3.25 Grade Count:92
Dielectric Strength	15.0 - 39.0 kV/mm	Average value: 21.9 kV/mm Grade Count:115
Dissipation Factor	0.000710 - 0.0250	Average value: 0.0150 Grade Count:34
Dielectric Loss Index	0.00100 - 0.0200	Average value: 0.0183 Grade Count:44
Arc Resistance	60.0 - 120 sec	Average value: 105 sec Grade Count:23
Comparative Tracking Index	0.000 - 600 V	Average value: 359 V Grade Count:42
Hot Wire Ignition, HWI	7.00 - 120 sec	Average value: 33.7 sec Grade Count:5
High Amp Arc Ignition, HAI	30.0 - 120 arcs	Average value: 104 arcs Grade Count:5
High Voltage Arc-Tracking Rate, HVTR	80.0 - 150 mm/min	Average value: 129 mm/min Grade Count:5

Thermal Properties	Original Value	Comments
CTE, linear	10.0 - 139 µm/m-°C	Average value: 63.5 µm/m-°C Grade Count:59
	140 - 140 µm/m-°C @Temperature 50.0 - 120 °C	Average value: 140 µm/m-°C Grade Count:1
CTE, linear, Transverse to Flow	10.0 - 120 µm/m-°C	Average value: 87.3 µm/m-°C Grade Count:20
	150 - 150 µm/m-°C @Temperature 50.0 - 120 °C	Average value: 150 µm/m-°C Grade Count:1
Melting Point	200 - 240 °C	Average value: 222 °C Grade Count:35
Maximum Service Temperature, Air	75.0 - 135 °C	Average value: 110 °C Grade Count:6
Deflection Temperature at 0.46 MPa (66 psi)	60.0 - 227 °C	Average value: 181 °C Grade Count:125
Deflection Temperature at 1.8 MPa (264 psi)	40.0 - 220 °C	Average value: 133 °C Grade Count:164
Vicat Softening Point	110 - 222 °C	Average value: 188 °C Grade Count:27
UL RTI, Electrical	60.0 - 140 °C	Average value: 106 °C Grade Count:8
UL RTI, Mechanical with Impact	60.0 - 130 °C	Average value: 105 °C Grade Count:8
UL RTI, Mechanical without Impact	60.0 - 140 °C	Average value: 92.5 °C Grade Count:8
Flammability, UL94	HB - 5VA	Grade Count:180
Oxygen Index	28.0 - 36.0 %	Average value: 30.9 % Grade Count:7
Glow Wire Test	690 - 960 °C	Average value: 898 °C Grade Count:23

Processing Properties	Original Value	Comments
Processing Temperature	204 - 270 °C	Average value: 249 °C Grade Count:8
Nozzle Temperature	225 - 280 °C	Average value: 245 °C Grade Count:46
Melt Temperature	190 - 290 °C	Average value: 246 °C Grade Count:81
Mold Temperature	30.0 - 130 °C	Average value: 74.7 °C Grade Count:84
Drying Temperature	80.0 - 140 °C	Average value: 117 °C Grade Count:49
Moisture Content	0.0100 - 0.200 %	Average value: 0.0614 % Grade Count:15
Injection Pressure	4.96 - 140 MPa	Average value: 76.0 MPa Grade Count:41
Vent Depth	0.00127 - 0.00381 cm	Average value: 0.00165 cm Grade Count:10

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 go back to viewing the property data in MatWeb's normal format.

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O3209 / 78169

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