RX® 647

Category: Phenolic , Phenolic
Manufacturer: Sumitomo Bakelite North America, Inc.
Trademark: RX®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: 3cKLGk_RX-647.pdf
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RX® 647 is a fiberglass reinforced, ammonia-free, phenolic resole compound, with good dimensional stability and good strength at elevated temperatures. Meets ASTM D-5948 Type GPI-5.
General Information
Filler / Reinforcement
  • Glass Fiber
Features
  • Good Dimensional Stability
  • High Temperature Strength
Agency Ratings
  • ASTM D 5948, Type GPI-5
Appearance
  • Black
Forms
  • Granules
Processing Method
  • Compression Molding
  • Injection Molding
  • Resin Transfer Molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 0.900g/cm³ASTM D792
Apparent Density 0.80g/cm³ASTM D1895
Molding Shrinkage - Flow (Compression Molded)0.20%ASTM D955
Water Absorption (24 hr)0.040%ASTM D570
Water Absorption - 48 hrs 0.20%ASTM D570
HardnessNominal ValueUnitTest Method
Rockwell Hardness (E-Scale, Compression Molded)85ASTM D785
MechanicalNominal ValueUnitTest Method
Tensile Strength (Break, Compression Molded)72.0MPaASTM D638
Flexural Modulus (Compression Molded)15900MPaASTM D790
Flexural Strength (Compression Molded)152MPaASTM D790
Compressive Strength 241MPaASTM D695
ImpactNominal ValueUnitTest Method
Notched Izod Impact (Compression Molded)38J/mASTM D256A
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load ASTM D648
    1.8 MPa, Unannealed, Compression Molded 276°C
    1.8 MPa, Annealed, Compression Molded > 282°C
CLTE - Flow 1.4E-5cm/cm/°CASTM E831
Thermal Conductivity 0.79W/m/KASTM C518
ElectricalNominal ValueUnitTest Method
Dielectric Strength 1ASTM D149
    -- 214kV/mm
    -- 312kV/mm
Arc Resistance 180secASTM D495
Note Message
1 .Wet, 60 Hz
2 .Method A (Short-Time)
3 .Method B (Step-by-Step)
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