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Rulon Bearings

Celanese Crastin® HR5315HF BK503 PBT-IGF15
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 20% Glass Fiber Filled
Material Notes: 15% Glass Reinforced, Hydrolysis Resistant, Polybutylene Terephthalate

Former DuPont product acquired by Celanese in 2022.
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 1.37 g/cc0.0495 lb/in³ISO 1183
Melt Density 1.14 g/cc
@Temperature 250 °C		0.0412 lb/in³
@Temperature 482 °F
Water Absorption 0.080 %
@Time 86400 sec		0.080 %
@Time 24.0 hour		Immersion; Sim. to ISO 62
Linear Mold Shrinkage, Flow 0.0050 cm/cm0.0050 in/inISO 294-4, 2577
Linear Mold Shrinkage, Transverse 0.011 cm/cm0.011 in/inISO 294-4, 2577
Melt Flow 23 g/10 min
@Load 2.16 kg,
Temperature 250 °C		23 g/10 min
@Load 4.76 lb,
Temperature 482 °F		ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 117117ISO 2039-2
Tensile Strength at Break 92.0 MPa13300 psiISO 527-1/-2
Elongation at Break 3.4 %3.4 %ISO 527-1/-2
Tensile Modulus 5.20 GPa754 ksiISO 527-1/-2
Flexural Modulus 4.70 GPa682 ksiISO 178
Poissons Ratio 0.350.35
Izod Impact, Notched (ISO)  6.00 kJ/m²
@Temperature -40.0 °C		2.86 ft-lb/in²
@Temperature -40.0 °F		ISO 180/1A
 10.0 kJ/m²
@Temperature 23.0 °C		4.76 ft-lb/in²
@Temperature 73.4 °F		ISO 180/1A
Izod Impact, Unnotched (ISO) 40.0 kJ/m²
@Temperature 23.0 °C		19.0 ft-lb/in²
@Temperature 73.4 °F		ISO 180/1U
Charpy Impact Unnotched 5.00 J/cm²
@Temperature 23.0 °C		23.8 ft-lb/in²
@Temperature 73.4 °F		ISO 179/1eU
Charpy Impact, Notched  0.600 J/cm²
@Temperature -30.0 °C		2.86 ft-lb/in²
@Temperature -22.0 °F		ISO 179/1eA
 1.00 J/cm²
@Temperature 23.0 °C		4.76 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+14 ohm1.00e+14 ohmIEC 62631-3-2
Dielectric Constant  3.7
@Frequency 1e+6 Hz		3.7
@Frequency 1e+6 Hz		IEC 62631-2-1
 3.8
@Frequency 100 Hz		3.8
@Frequency 100 Hz		IEC 62631-2-1
Dielectric Strength 36.0 kV/mm914 kV/inIEC 60243-1
Dissipation Factor  0.0023
@Frequency 100 Hz		0.0023
@Frequency 100 Hz		IEC 62631-2-1
 0.0178
@Frequency 1e+6 Hz		0.0178
@Frequency 1e+6 Hz		IEC 62631-2-1
Comparative Tracking Index 300 V300 VIEC 60112
 
Thermal PropertiesMetricEnglishComments
Melting Point 225 °C437 °F10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi) 220 °C428 °FISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi) 200 °C392 °FISO 75-1/-2
Glass Transition Temp, Tg 65.0 °C149 °F10°C/min; ISO 11357-1/-2
Flammability, UL94 HB
@Thickness 0.750 mm		HB
@Thickness 0.0295 in		IEC 60695-11-10
Flame Spread 32.0 mm/min
@Thickness 1.00 mm		1.26 in/min
@Thickness 0.0394 in		ISO 3795 (FMVSS 302)
Oxygen Index 20 %20 %ISO 4589-1/-2
 
Processing PropertiesMetricEnglishComments
Melt Temperature 250 °C482 °FOptimum, Injection
 240 - 260 °C464 - 500 °FRange, Injection
Mold Temperature 80.0 °C176 °FOptimum, Injection
 30.0 - 130 °C86.0 - 266 °FInjection
Ejection Temperature 170 °C338 °FInjection
Drying Temperature 120 °C248 °FInjection
Dry Time 2.00 - 4.00 hour2.00 - 4.00 hourInjection, Dehumidified Dryer
Moisture Content <= 0.040 %<= 0.040 %Injection
Hold Pressure >= 60.0 MPa>= 8700 psiInjection
 
Descriptive Properties
Back pressureAs low as possible
Drying RecommendedyesInjection
FMVSS ClassBISO 3795 (FMVSS 302)
Part Marking Code>PBT-IGF15<ISO 11469
PolymerPBT-I-GF15
Processing Hold Pressure Time (s/mm)3Injection
Resin IdentificationPBT-IGF15ISO 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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