| |
OPTICALLY CLEAR |
| LOW TEMPERATURE PERFORMANCE |
| RTV615 |
RTV656 |
RTV655 |
| Data Sheets |
Technical Data Sheet |
Technical Data Sheet |
Technical Data Sheet |
| Features |
Low viscosity, heat curing sealant with the capability to cure at room temperature. Provides virtually unlimited depth of cure, even in completely enclosed assemblies and offers easy repairability. FDA compliance capability. |
Heat curing sealant with the capability to cure at room temperature. Provides virtually unlimited depth of cure, even in completely enclosed assemblies. |
Heat curing sealant with the capability to cure at roomtemperature. Provides virtually unlimited depth of cure, even in completely enclosed assemblies. |
Typical Applications
(Include but not limited to) |
Solar potting; Optical instruments; Cell phone solar
instruments; Cell phone solar batteries; Gasketing; Applications requiring visual identification of potted assemblies; Electrical insulation; Applications requiring shock resistance; Applications in high humidity environments. |
Solar potting; Optical instruments; Cell phone solar batteries; Gasketing; Applications requiring visual identification of potted assemblies; Electrical insulation; Applications requiring shock resistance; Applications in high humidity environments. |
Solar potting; Optical instruments; Cell phone
solar batteries; Gasketing; Applications requiring visual identification of potted assemblies; Electrical
insulation; Applications requiring visual identification of potted assemblies; Electrical insulation; Applications requiring shock resistance; Applications in high humidity envirorments. |
| Key Substrate Adhesion |
May require a primer for adhesion. |
May require a primer for adhesion. |
May require a primer for adhesion. |
| Mix Ratio (base to curing agent by weight) |
10 : 1 |
10 : 1 |
10 : 1 |
Color
(Final Product) |
Translucent |
Translucent |
Translucent |
| Viscosity (cps) |
4,000 |
5,000 |
5,200 |
| Useful Temperature Range |
-60 to 205°C
(-75 to 400°F) |
-115 to 205°C
(-175 to 400°F) |
-115 to 205°C
(-175 to 400°F) |
| Specific Gravity |
1.02 |
1.03 |
1.04 |
| Hardness, Shore A Durometer |
44 |
44 |
45 |
| Hardness, Shore 00 Durometer |
– |
– |
– |
| Tensile Strength (psi) |
920 |
920 |
920 |
| Elongation (%) |
120 |
100 |
120 |
Thermal Conductivity
(W/mK) |
0.15 |
0.19 |
0.11 |
Coefficient of Thermal
Expansion
(Linear CTE, cm/cm °C (in/in °F))
|
27 x 10-5
(15.3 x 10-5) |
33 x 10-5
(18.3 x 10-5) |
33 x 10-5
(18.3 x 10-5) |
Dielectric Strength
(75 mils, V/mil) |
500 |
500 |
500 |
| Dielectric Constant (1 kHz) |
2.70 |
2.69 |
2.69 |
| Dissipation Factor (1 kHZ) |
0.0006 |
0.0004 |
0.0004 |
Volume Resistivity
(ohm-cm) |
1.8 x 1015 |
1.2 x 1015 |
1.2 x 1015 |
Processing:
Work (Pot) Life @ 25°C (77°F) |
4 hours |
4 hours |
4 hours |
| Cure Time @ 25°C |
7 hours |
7 days |
7 days |
| 65°C |
4 hours |
4 hours |
4 hours |
| 90°C |
– |
– |
– |
| 100°C |
1 hour |
1 hour |
1 hour |
| 125°C |
45 minutes |
45 minutes |
45 minutes |
| 150°C |
15 minutes |
15 minutes |
15 minutes |
