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Rulon Bearings

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Polymer Resources TP-FR2 Polybutylene Terephthalate, Flame Retardant
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Flame Retardant

Material Notes: Polybutylene Terephthalate, Flame Retardant

Process: Injection Molding
Notes: All physical, mechanical and thermal testing conducted on 1/8-inch thick, un-pigmented, test samples.

Information provided by Polymer Resources Corporation.

Key Words: UL E113219
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 PropertiesOriginal ValueComments
Specific Gravity 1.39 g/ccASTM D792
Linear Mold Shrinkage 0.015 - 0.020 cm/cmASTM D955
Melt Flow 10 - 18 g/10 min
@Load 2.16 kg,
Temperature 250 °C
ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength at Break 8300 psiASTM D638
Tensile Strength, Yield 8300 psiASTM D638
Flexural Strength 14000 psiASTM D790
Flexural Modulus 375 ksiASTM D790
Izod Impact, Notched 1.00 ft-lb/in
@Temperature 22.8 °C
ASTM D256
Gardner Impact 150 in-lbASTM D3029
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.00e+16 ohm-cmASTM D257
Dielectric Strength 990 V/milASTM D149
Comparative Tracking Index 0.00 - 100 VUL 746
Hot Wire Ignition, HWI 7.0 - 15 sec
@Thickness 0.800 mm
UL 746
 15 - 30 sec
@Thickness 1.50 mm
UL 746
 30 - 60 sec
@Thickness 3.00 mm
UL 746
High Amp Arc Ignition, HAI >= 120 arcs
@Thickness 0.800 mm
UL 746
 >= 120 arcs
@Thickness 1.50 mm
UL 746
 >= 120 arcs
@Thickness 3.00 mm
UL 746
High Voltage Arc-Tracking Rate, HVTR 80.0 - 150 mm/minUL 746
 
Thermal PropertiesOriginal ValueComments
Deflection Temperature at 0.46 MPa (66 psi) 300 °FASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 155 °FASTM D648
UL RTI, Electrical 266 °F
@Thickness 0.800 mm
UL 746
 266 °F
@Thickness 1.50 mm
UL 746
 266 °F
@Thickness 3.00 mm
UL 746
UL RTI, Mechanical with Impact 266 °F
@Thickness 0.800 mm
UL 746
 266 °F
@Thickness 1.50 mm
UL 746
 266 °F
@Thickness 3.00 mm
UL 746
UL RTI, Mechanical without Impact 248 °F
@Thickness 0.800 mm
UL 746
 248 °F
@Thickness 1.50 mm
UL 746
 248 °F
@Thickness 3.00 mm
UL 746
Flammability, UL94 V-0
@Thickness 0.800 mm
 V-0 - 5VA
@Thickness 3.00 mm
 
Processing PropertiesOriginal ValueComments
Rear Barrel Temperature 450 - 480 °F
Middle Barrel Temperature 460 - 490 °F
Front Barrel Temperature 470 - 500 °F
Melt Temperature 450 - 500 °F
Mold Temperature 110 - 140 °F
Drying Temperature 240 - 250 °F
Dry Time 3.00 - 4.00 hour
Vent Depth 0.000500 in

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