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Dow Corning 3120 RTV SILICONE RUBBER

Category	Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE) , Silicone , Silicone Rubber
Manufacturer	Dow Corning
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Dow Corning 3120 RTV SILICONE RUBBER.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Two-part, red, condensation cure, moderate flow, high temperature performance, UL HB, cure speed varied by catalyst type and mix ratio.Information provided by Dow Corning

Physical Properties	Metric	English	Comments
Specific Gravity	1.45 g/cc @Temperature 25.0 °C	1.45 g/cc @Temperature 77.0 °F
Viscosity	28000 cP	28000 cP	dynamic

Mechanical Properties	Metric	English
Hardness, Shore A	60	60
Tensile Strength, Ultimate	6.21 MPa	900 psi
Elongation at Break	120 %	120 %
Tear Strength	7.01 kN/m	40.0 pli

Thermal Properties	Metric	English	Comments
CTE, linear	1040 µm/m-°C @Temperature 0.000 °C	578 µin/in-°F @Temperature 32.0 °F	volumetric
Maximum Service Temperature, Air	300 °C	572 °F
Minimum Service Temperature, Air	-55.0 °C	-67.0 °F
Flammability, UL94	HB	HB

Electrical Properties	Metric	English
Volume Resistivity	2.70e+13 ohm-cm	2.70e+13 ohm-cm
Dielectric Constant	3.54 @Frequency 100000 Hz	3.54 @Frequency 100000 Hz
	4.19 @Frequency 100 Hz	4.19 @Frequency 100 Hz
Dielectric Strength	18.0 kV/mm	457 kV/in
Dissipation Factor	0.017 @Frequency 100000 Hz	0.017 @Frequency 100000 Hz
	0.070 @Frequency 100 Hz	0.070 @Frequency 100 Hz

Processing Properties	Metric	English	Comments
Cure Time	1440 min @Temperature 22.0 °C	24.0 hour @Temperature 71.6 °F
Shelf Life	24.0 Month	24.0 Month

Descriptive Properties	Value	Comments
Color	red
Mix Ratio (X:1)	10	Base to Catalyst ETN
Working Time (min)	120-180

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