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Rulon Bearings

Celanese Celanex® 4309AR PBT
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes: Celanex 4309AR is a 30% glass reinforced PBT with enhanced resistance to hydrolysis, alkaline environments and salt water spray.

Information provided by Celanese
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 1.44 g/cc0.0520 lb/in³ISO 1183
Linear Mold Shrinkage, Flow 0.0030 - 0.0060 cm/cm0.0030 - 0.0060 in/inISO 294-4
Linear Mold Shrinkage, Transverse 0.014 - 0.016 cm/cm0.014 - 0.016 in/inISO 294-4
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 6262ISO 2039-2
Tensile Strength at Break 100 MPa14500 psi5mm/min; ISO 527-2/1A
Elongation at Break 3.0 %3.0 %5mm/min; ISO 527-2/1A
Tensile Modulus 8.10 GPa1170 ksi50mm/min; ISO 527-2/1A
Flexural Strength 150 MPa21800 psiISO 178
Flexural Modulus 7.60 GPa1100 ksiISO 178
Izod Impact, Notched (ISO) 9.00 kJ/m²4.28 ft-lb/in²ISO 180/1A
 40.0 kJ/m²
@Temperature 23.0 °C		19.0 ft-lb/in²
@Temperature 73.4 °F		ISO 180/1U
Charpy Impact Unnotched 4.50 J/cm²21.4 ft-lb/in²ISO 179/1eU
 5.00 J/cm²
@Temperature -30.0 °C		23.8 ft-lb/in²
@Temperature -22.0 °F		ISO 179/1eU
Charpy Impact, Notched 1.00 J/cm²4.76 ft-lb/in²ISO 179/1eA
 0.870 J/cm²
@Temperature -30.0 °C		4.14 ft-lb/in²
@Temperature -22.0 °F		ISO 179/1eA
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 23.0 µm/m-°C12.8 µin/in-°FISO 11359-2
CTE, linear, Transverse to Flow 95.0 µm/m-°C52.8 µin/in-°FISO 11359-2
Deflection Temperature at 0.46 MPa (66 psi) 217 °C423 °FISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi) 191 °C376 °FISO 75-1, -2
Flammability, UL94 HB
@Thickness 0.800 mm		HB
@Thickness 0.0315 in
 
Processing PropertiesMetricEnglishComments
Processing Temperature 65.0 - 93.0 °C149 - 199 °Fcavity
Zone 1 230 - 240 °C446 - 464 °F
Zone 2 235 - 250 °C455 - 482 °F
Zone 3 235 - 250 °C455 - 482 °F
Zone 4 240 - 260 °C464 - 500 °F
Die Temperature 250 - 260 °C482 - 500 °F
Melt Temperature 235 - 265 °C455 - 509 °F
 
Descriptive Properties
Injection moldingYes

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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