Synres-Almoco SI 4554

Category: Silicone , Silicone
Manufacturer: Synres-Almoco BV
Trademark: Synres-Almoco
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: zCcGXG_Synres-Almoco-SI-4554.pdf
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Glass-fibre reinforced silicone compound

Excellent thermal stability - continual use temperatures of up to 300 °C, exceptional electrical properties, good mechanical strength, very good dimensional stability

Primary application(s): Very high heat resistant connectors

This product meets the allowed upper limits for heavy metals and PCAs and also conforms to the requirements of the EU directives 2002/95 (RoHS), 2002/96 (WEEE) and 2006/122 (PFOS)
General Information
Filler / Reinforcement
  • Glass Fiber
Features
  • Good Dimensional Stability
  • Good Electrical Properties
  • Good Strength
  • Good Thermal Stability
  • High Heat Resistance
Uses
  • Connectors
Agency Ratings
  • EU 2002/96/EC (WEEE)
  • EU 2006/122/EC
RoHS Compliance
  • RoHS Compliant
Forms
  • Granules
Processing Method
  • Injection Molding
  • Resin Transfer Molding
PhysicalNominal ValueUnitTest Method
Density 2.10 to 2.20g/cm³ISO 1183
Apparent Density 0.95 to 1.05g/cm³ISO 60
Molding Shrinkage - Flow ISO 2577
    -- 10.40 to 0.80%
    -- 20.20 to 0.60%
Water Absorption (23°C, 24 hr)< 0.10%ISO 62
Post Shrinkage 3< 0.050%ISO 2577
MechanicalNominal ValueUnitTest Method
Tensile Modulus (Injection Molded)5000 to 6000MPaISO 527-2
Tensile Stress (Injection Molded)20.0 to 30.0MPaISO 527-2
Flexural Modulus (Injection Molded)12000 to 16000MPaISO 178
Flexural Stress (Injection Molded)60.0 to 80.0MPaISO 178
Compressive Stress 70.0 to 90.0MPaISO 604
ImpactNominal ValueUnitTest Method
Charpy Notched Impact Strength (Injection Molded)2.0 to 3.5kJ/m²ISO 179/1eA
Charpy Unnotched Impact Strength (Injection Molded)4.0 to 6.0kJ/m²ISO 179/1eU
ThermalNominal ValueUnitTest Method
Heat Deflection Temperature
    1.8 MPa, Unannealed > 200°CISO 75-2/A
    8.0 MPa, Unannealed > 200°CISO 75-2/C
CLTE - Flow (50 to 150°C)2.0E-5 to 4.0E-5cm/cm/°CISO 11359-2
Thermal Conductivity 0.40 to 0.60W/m/KASTM E1461
ElectricalNominal ValueUnitTest Method
Surface Resistivity 1.0E+13 to 1.0E+14ohmsIEC 60093
Volume Resistivity 1.0E+14 to 1.0E+15ohms·cmIEC 60093
Electric Strength 20 to 30kV/mmIEC 60243-1
Relative Permittivity IEC 60250
    100 Hz 6.00 4.00
    1 MHz 6.00 4.00
Dissipation Factor IEC 60250
    100 Hz 0.010 to 0.020
    1 MHz 5.0E-3 to 0.010
Arc Resistance PLC 4ASTM D495
Comparative Tracking Index > 350VIEC 60112
FlammabilityNominal ValueUnitTest Method
Flame Rating (0.600 mm, Tested by RASCHIG)V-0UL 94
Note Message
1 .Compression Molded
2 .Injection Molded
3 .168 h / 110°C
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