Durez® 32245 (Injection)

Category: Phenolic , Phenolic
Manufacturer: Sumitomo Bakelite North America, Inc.
Trademark: Durez®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: KU9pQe_Durez-32245-Injection-.pdf
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Message
Durez 32245 Black Phenolic is a two-stage glass fiber and mineral filled special purpose molding compound. It is especially designed for applications requiring high strength and dimensional stability with excellent heat resistance. Typical applications include heavy duty switch gear, connectors, and commutators.
General Information
Filler / Reinforcement
  • Glass fiber reinforced material
  • Mineral filler
Features
  • Good dimensional stability
  • High strength
  • Heat resistance, high
Uses
  • Gear
  • Switch
  • Connector
Appearance
  • Black
Forms
  • Particles
Processing Method
  • Resin transfer molding
  • Injection molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.80g/cm³ASTM D792
Apparent Density 0.85g/cm³ASTM D1895
Molding Shrinkage - Flow 0.30%ASTM D6289
Water Absorption 0.050%ASTM D570
MechanicalNominal ValueUnitTest Method
Tensile Modulus 17200MPaASTM D638
Tensile Strength 86.0MPaASTM D638
Flexural Strength 138MPaASTM D790
Compressive Strength 241MPaASTM D695
ImpactNominal ValueUnitTest Method
Notched Izod Impact 27J/mASTM D256
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load (1.8 MPa, Unannealed)204°CASTM D648
RTI Elec (3.00 mm)180°CUL 746
ElectricalNominal ValueUnitTest Method
Volume Resistivity 1.0E+12ohms·cmASTM D257
Dielectric Strength ASTM D149
    -- 118kV/mmASTM D149
    -- 214kV/mmASTM D149
Dielectric Constant (1 MHz)4.90ASTM D2520
Dissipation Factor (1 MHz)0.020ASTM D150
FlammabilityNominal ValueUnitTest Method
Flame Rating UL 94
    1.50 mm V-0UL 94
    3.00 mm V-0UL 94
    6.00 mm V-0UL 94
ThermosetNominal ValueUnit
Shelf Life 52wk
Additional Information
Test Specimens Molded at 340-350°FPost Bake Properties - 8 hrs at 350°F
Note Message
1 .Method A (short time)
2 .Method B (step by step)
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