Sumitomo Silicone SI 9045C

Category: Silicone , Silicone
Manufacturer: Sumitomo Bakelite North America, Inc.
Trademark: Sumitomo Silicone
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: 5afaQ8_Sumitomo-Silicone-SI-9045C.pdf
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SI 9045C is a long fiberglass and graphite filled silicone molding compound, which offers moderate strength properties, high impact resistance, and excellent long-term thermal stability at elevated temperatures.
General Information
Filler / Reinforcement
  • Glass Fiber
Additive
  • Graphite Powder Lubricant
Features
  • Good Strength
  • Good Thermal Stability
  • High Impact Resistance
Appearance
  • Black
Forms
  • Flakes
Processing Method
  • Compression Molding
  • Resin Transfer Molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.95g/cm³ASTM D792
Molding Shrinkage - Flow 0.10 to 0.20%ASTM D955
Water Absorption (23°C, 24 hr)0.25%ASTM D570
Water Absorption - 48 hr (50°C)0.45%ASTM D570
HardnessNominal ValueUnitTest Method
Rockwell Hardness (M-Scale, Compression Molded)90ASTM D785
MechanicalNominal ValueUnitTest Method
Tensile Strength (Break, Compression Molded)17.0MPaASTM D638
Flexural Modulus (Compression Molded)11000MPaASTM D790
Flexural Strength (Break)52.0MPaASTM D790
Compressive Strength 55.0MPaASTM D695
ImpactNominal ValueUnitTest Method
Notched Izod Impact (Compression Molded)210J/mASTM D256
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load (1.8 MPa, Annealed, Compression Molded)> 282°CASTM D648
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