Trelleborg Emerson & Cuming Stycast® 4640-25 Two-Component Silicone Flexible Encapsulant

Category	Polymer , Adhesive , Thermoset , Silicone
Manufacturer	Trelleborg Emerson & Cuming, Inc.
Trade Name	Stycast®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Trelleborg Emerson & Cuming Stycast® 4640-25 Two-Component Silicone Flexible Encapsulant.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Emerson & Cuming 4640-25 Stycast® Two-Component Silicone Flexible EncapsulantDescriptionAn RTV condensation cure. Pourable and room temperature curable.FeaturesHigh TemperaturePoor Chemical ResistanceFilledMix Ratio (by weight) = 100:0.4 Cure Type: Room Temp or Heat Bonding Type: Silicone

Physical Properties	Metric	English	Comments
Density	0.750 g/cc	0.0271 lb/in³
Viscosity	45000 cP @Temperature 25.0 °C	45000 cP @Temperature 77.0 °F	Mixed

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	70	70

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	260 °C	500 °F
Minimum Service Temperature, Air	-65.0 °C	-85.0 °F

Electrical Properties	Metric	English	Comments
Dielectric Constant	2.0 @Frequency 1e+6 Hz	2.0 @Frequency 1e+6 Hz
Dielectric Strength	9.84 kV/mm	250 kV/in

Processing Properties	Metric	English	Comments
Cure Time	240 - 360 min	4.00 - 6.00 hour

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