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Momentive Performance Materials RTV12 Clear General Purpose Potting/Encapsulating Compound

Category Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE) , Silicone , Silicone, RTV, Encapsulation Grade
Manufacturer Momentive Performance Materials (Former GE Silicones)
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Momentive Performance Materials RTV12 Clear General Purpose Potting/Encapsulating Compound.pdf
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Material Notes:
Two-part condensation cure. Two-part condensation cure silicones RTVs are designed to cute at room temperature, and can be applied at temperature up to one inch (2.5 cm). These are very tough materials, highly resistant to contamination, and will not be affected by other chemicals during cure or after. Typical uses: GP potting requiring clear RT cure and primerless adhesion.Data provided by the manufacturer, GE Silicones.GE Silicones became a part of Momentive Performance Materials in 2006.
Physical Properties Metric English Comments
Density 1.00 g/cc
0.0361 lb/in³
Viscosity 1500 cP

@Temperature 25.0 °C
1500 cP

@Temperature 77.0 °F
Linear Mold Shrinkage 0.020 cm/cm
0.020 in/in
Mechanical Properties Metric English Comments
Hardness, Shore A 18
18
Elongation at Break 200 %
200 %
Thermal Properties Metric English Comments
CTE, linear 290 µm/m-°C

@Temperature 20.0 °C
161 µin/in-°F

@Temperature 68.0 °F
Thermal Conductivity 0.170 W/m-K
1.18 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 204 °C
399 °F
Continuous useful temperature.
Minimum Service Temperature, Air -54.0 °C
-65.2 °F
Continuous useful temperature.
Optical Properties Metric English Comments
Transmission, Visible 90 %
90 %
clear; thickness not quantified
Electrical Properties Metric English Comments
Electrical Resistivity 1.00e+13 ohm-cm
1.00e+13 ohm-cm
Dielectric Constant 3.0

@Frequency 1000 Hz
3.0

@Frequency 1000 Hz
Dielectric Strength 15.7 kV/mm

@Thickness 1.90 mm
399 kV/in

@Thickness 0.0748 in
Dissipation Factor 0.0010

@Frequency 1000 Hz
0.0010

@Frequency 1000 Hz
Processing Properties Metric English Comments
Processing Temperature 25.0 °C
77.0 °F
Cure time 24 hrs.
Pot Life 100 min

@Temperature 25.0 °C
100 min

@Temperature 77.0 °F
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