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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
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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 Comments
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 Comments
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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