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Rulon Bearings

DuPont Mobility and Materials Crastin® SK692FR BK507 PBT-GF15FR(17)  (discontinued **)
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass Fiber Filled, Flame Retardant
Material Notes: 15% Glass Reinforced, Flame Retardant, Polybutylene Terephthalate

While this product line has been acquired by Celanese, this specific grade had been disconued while still a DuPont product so it is listed here as a discontinued DuPont product.
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 1.53 g/cc0.0553 lb/in³ISO 1183
Melt Density 1.31 g/cc
@Temperature >=223 °C		0.0473 lb/in³
@Temperature >=433 °F
Linear Mold Shrinkage, Flow 0.0070 cm/cm0.0070 in/inISO 294-4, 2577
Linear Mold Shrinkage, Transverse 0.010 cm/cm0.010 in/inISO 294-4, 2577
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 110 MPa16000 psiISO 527-1/-2
Elongation at Break 2.7 %2.7 %ISO 527-1/-2
Tensile Modulus 7.10 GPa1030 ksiISO 527-1/-2
Poissons Ratio 0.350.35ISO 527-1/-2
Charpy Impact Unnotched 4.00 J/cm²
@Temperature 23.0 °C		19.0 ft-lb/in²
@Temperature 73.4 °F		ISO 179/1eU
Charpy Impact, Notched 0.600 J/cm²
@Temperature 23.0 °C		2.86 ft-lb/in²
@Temperature 73.4 °F		ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity >= 1.00e+15 ohm-cm>= 1.00e+15 ohm-cmIEC 62631-3-1
Surface Resistance >= 1.00e+15 ohm>= 1.00e+15 ohmIEC 62631-3-2
Dielectric Strength 34.0 kV/mm864 kV/inIEC 60243-1
Comparative Tracking Index 250 V250 VIEC 60112
 175 - 250 V
@Thickness 0.750 mm		175 - 250 V
@Thickness 0.0295 in		UL 746A
 
Thermal PropertiesMetricEnglishComments
Melting Point 223 °C433 °F10°C/min; ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi) 197 °C387 °FISO 75-1/-2
Flammability, UL94  V-0
@Thickness 0.750 mm		V-0
@Thickness 0.0295 in		IEC 60695-11-10
 V-0
@Thickness 1.50 mm		V-0
@Thickness 0.0591 in		IEC 60695-11-10
 
Processing PropertiesMetricEnglishComments
Melt Temperature 250 °C482 °FInjection Optimum
 240 - 260 °C464 - 500 °FInjection
Mold Temperature 80.0 °C176 °FInjection Optimum
 30.0 - 130 °C86.0 - 266 °FInjection
Ejection Temperature 170 °C338 °F
Drying Temperature 120 °C248 °F
Dry Time 2.00 - 4.00 hour2.00 - 4.00 hourDehumidified Dryer
Moisture Content 0.040 %0.040 %
Hold Pressure 60.0 MPa8700 psi
 
Descriptive Properties
Back pressureAs low as possible
Delivery formPellets
Drying Recommendedyes
FMVSS ClassDNIISO 3795 (FMVSS 302)
Hold pressure time (s/mm)3
Part Marking CodePBT-GF15FR(17)ISO 11469
ProcessingInjection Molding
Resin IdentificationPBT-GF15FR(17)ISO 1043

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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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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PDSX5069 / 197709

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