Good optical clarity allows for photonic coupling and visual inspection during component assembly
Low viscosity allows the potting of complex geometries without the entrapment of air
Superior UV and weathering resistance for protection of outdoor electronic components
Applications include: potting for optical sensors, components and various electronic devices
PROPERTIES
Typical Properties
Average Result
Uncured:
Appearance, Mixed
Colorless
Viscosity, Part A
5,500 cP
Viscosity, Part B
125 cP
Mixed Viscosity
4,000 cP
Work Time (Pot Life)
2 hour minimum
Cured: 10 minutes at 150°C (302°F)
Durometer, Type A
45
Tensile Strength
1,140 psi (7.9 MPa)
Elongation
150%
Tested per UL-94 (4.7 mm nominal thickness)*
Passed V-0
Volume Resistivity
4 x 1014 Ohm cm
Thermal Conductivity
0.15 W/mK
Dielectric Constant, 100 Hz*
2.4
Dielectric Constant, 100 kHz*
2.3
Dissipation Factor 100 Hz*
0.0004
Dissipation Factor 100 kHz*
0.0008
Dielectric Strength
660 Volts/mil (25.8 kv/mm)
Glass Transition Temperature (Tg)
-120°C
Coefficient of Thermal Expansion (-40°C to -250°C)
305µm/m°C
% Linear Shrink (1 hour at 90°C)*
1.5%
% Linear Shrink (1 hour at 110°C)*
2.0%
Recommended Cure Times based on 90% cure via ODRs **
T90 at 90°C
50 minutes
T90 at 110°C
40 minutes
*These properties NOT tested on a lot-to-lot basis. Please contact NuSil Technology for assistance and recommendations in establishing particular specifications.
Product Profile
