| Category | Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE) , Silicone , Silicone, RTV, Encapsulation Grade |
| Manufacturer | Momentive Performance Materials (Former GE Silicones) |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Momentive Performance Materials RTV577 White Extreme Low Temperature Potting/Encapsulating Compound.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.35 g/cc | 0.0488 lb/in³ | |
| Viscosity | 700000 cP @Temperature 25.0 °C |
700000 cP @Temperature 77.0 °F |
|
| Linear Mold Shrinkage | 0.0065 cm/cm | 0.0065 in/in |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore A | 48 | 48 | |
| Tensile Strength, Ultimate | 3.04 MPa | 441 psi | |
| Elongation at Break | 120 % | 120 % | |
| Tear Strength | 6.80 kN/m | 38.8 pli | Die B |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 200 µm/m-°C @Temperature 20.0 °C |
111 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 | -115 °C | -175 °F | Continuous useful temperature. |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Electrical Resistivity | 5.60e+14 ohm-cm | 5.60e+14 ohm-cm | |
| Dielectric Constant | 3.98 @Frequency 1000 Hz |
3.98 @Frequency 1000 Hz |
|
| Dielectric Strength | 18.5 kV/mm @Thickness 1.91 mm |
470 kV/in @Thickness 0.0750 in |
|
| Dissipation Factor | 0.020 @Frequency 1000 Hz |
0.020 @Frequency 1000 Hz |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Processing Temperature | 25.0 °C | 77.0 °F | Cure time 24 hrs. |
| Pot Life | 120 min @Temperature 25.0 °C |
120 min @Temperature 77.0 °F |