Momentive Performance Materials RTV615 Clear General Purpose Potting/Encapsulating Compound

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Momentive Performance Materials RTV615 Clear General Purpose Potting/Encapsulating Compound
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE); Silicone; Silicone, RTV, Encapsulation Grade
Material Notes:	Two-part addition cure. Two-part addition cure RTV silicones can be cured very quickly with the use of high heat. Addition cure products have no cure by-products and can be used to unlimited depths. Typical uses: Solar cell potting. Optical instruments. Data provided by the manufacturer, GE Silicones. GE Silicones became a part of Momentive Performance Materials in 2006.
Key Words:	RTV Silicones; R.T.V. Silicones
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Physical Properties	Metric	English	Comments

Density	1.02 g/cc	0.0368 lb/in³
Viscosity	4000 cP @Temperature 25.0 °C	4000 cP @Temperature 77.0 °F

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	44	44
Tensile Strength, Ultimate	6.37 MPa	924 psi
Elongation at Break	160 %	160 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.80e+15 ohm-cm	1.80e+15 ohm-cm
Dielectric Constant	2.89 @Frequency 1000 Hz	2.89 @Frequency 1000 Hz
Dielectric Strength	19.7 kV/mm @Thickness 1.91 mm	500 kV/in @Thickness 0.0750 in
Dissipation Factor	0.00040 @Frequency 1000 Hz	0.00040 @Frequency 1000 Hz

Thermal Properties	Metric	English	Comments
CTE, linear	270 µm/m-°C @Temperature 20.0 °C	150 µin/in-°F @Temperature 68.0 °F
Thermal Conductivity	0.190 W/m-K	1.32 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air	204 °C	399 °F	Continuous useful temperature.
Minimum Service Temperature, Air	-60.0 °C	-76.0 °F	Continuous useful temperature.

Optical Properties	Metric	English	Comments
Refractive Index	1.406	1.406
Transmission, Visible	90 %	90 %	clear; thickness not quantified

Processing Properties	Metric	English	Comments
Processing Temperature	25.0 °C	77.0 °F	Cure time 4 hours.
Pot Life	240 min @Temperature 25.0 °C	240 min @Temperature 77.0 °F

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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