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- Momentive Performance Materials RTV6428 Dark Gray General Purpose Potting/Encapsulating Compound
Momentive Performance Materials RTV6428 Dark Gray 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 RTV6428 Dark Gray General Purpose Potting/Encapsulating Compound.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
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: Power supply encapsulation of temperature limited assemblies. "Snap cure". Automotive.Data provided by the manufacturer, GE Silicones.GE Silicones became a part of Momentive Performance Materials in 2006.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.37 g/cc | 0.0495 lb/in³ | |
| Viscosity | 1300 cP @Temperature 25.0 °C |
1300 cP @Temperature 77.0 °F |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore A | 62 | 62 | |
| Tensile Strength, Ultimate | 3.24 MPa | 470 psi | |
| Elongation at Break | 60 % | 60 % | |
| Tear Strength | 3.40 kN/m | 19.4 pli | Die B |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 210 µm/m-°C @Temperature 20.0 °C |
117 µin/in-°F @Temperature 68.0 °F |
|
| Thermal Conductivity | 0.310 W/m-K | 2.15 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. |
| Flammability, UL94 | V-0 | V-0 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Electrical Resistivity | 5.70e+14 ohm-cm | 5.70e+14 ohm-cm | |
| Dielectric Constant | 3.0 @Frequency 1000 Hz |
3.0 @Frequency 1000 Hz |
|
| Dielectric Strength | 21.0 kV/mm @Thickness 1.91 mm |
533 kV/in @Thickness 0.0750 in |
|
| Dissipation Factor | 0.0061 @Frequency 1000 Hz |
0.0061 @Frequency 1000 Hz |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Processing Temperature | 25.0 °C | 77.0 °F | Cure time 4 hours. |
| Pot Life | 4.00 min @Temperature 25.0 °C |
4.00 min @Temperature 77.0 °F |
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