Tufpet PBT FEX70

Category: PBT , Polybutylene Terephthalate
Manufacturer: Mitsubishi Rayon America Inc.
Trademark: Tufpet
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: GYgh41_Tufpet-PBT-FEX70.pdf
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Tufpet PBT FEX70 is a Polybutylene Terephthalate (PBT) material filled with 70% steel. It is available in North America for injection molding.

Important attributes of Tufpet PBT FEX70 are:
  • Flame Rated
  • Chemical Resistant
  • Good Dimensional Stability
  • Good Processability
  • Heat Resistant
General Information
Filler / Reinforcement
  • Steel, 70% Filler by Weight
Features
  • Good Chemical Resistance
  • Good Dimensional Stability
  • Good Electrical Properties
  • Good Moldability
  • High Gloss
  • High Heat Resistance
  • Low to No Water Absorption
Appearance
  • Grey
Forms
  • Pellets
Processing Method
  • Injection Molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 3.29g/cm³ASTM D792
Molding Shrinkage - Flow 1.0 to 1.2%ASTM D955
Water Absorption (Saturation, 23°C)0.38%ASTM D570
MechanicalNominal ValueUnitTest Method
Tensile Strength 43.1MPaASTM D638
Tensile Elongation (Break)2.3%ASTM D638
Flexural Modulus 7350MPaASTM D790
Flexural Strength 76.5MPaASTM D790
ImpactNominal ValueUnitTest Method
Notched Izod Impact 39J/mASTM D256
Unnotched Izod Impact 170J/mASTM D256
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load ASTM D648
    0.45 MPa, Unannealed 194°C
    1.8 MPa, Unannealed 130°C
RTI Elec (1.67 mm)75.0°CUL 746
RTI Imp (1.67 mm)75.0°CUL 746
RTI Str (1.67 mm)75.0°CUL 746
ElectricalNominal ValueUnitTest Method
Volume Resistivity 3.2E+2ohms·cmASTM D257
FlammabilityNominal ValueUnitTest Method
Flame Rating (1.67 mm)HBUL 94
InjectionNominal ValueUnit
Drying Temperature 140°C
Drying Time 2.0hr
Rear Temperature 230 to 303°C
Middle Temperature 230 to 303°C
Front Temperature 230 to 303°C
Mold Temperature 40.0 to 100°C
Injection Pressure 81.4MPa
Screw Speed 80rpm
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