World class silicones for worldwide solutions

QSil 218


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TDS
SDS
Description
2 part encapsulation and potting silicone
Feature
  • Convenient 10:1 mixing ratio for use in automated dispensing equipment or hand mixing
  • Contains no solvents
  • Non-yellowing catalyst system
Code
QSil 218
Feature
Feature 1
Convenient 10:1 mixing ratio for use in automated dispensing equipment or hand mixing
Feature 2
Contains no solvents
Feature 3
Non-yellowing catalyst system
Colour
Colorless
Cure Type
Addition
Density A
1.02
Density B
1.02 g/cm3
Dielectric Constant
2.69
Dielectric Strength (V/mil)
500 V/mil
Dissipation Factor
0.0006
Drying / Fixing Conditions
30 mins at 150°C, 60 mins at 100°C, 180 mins at 60°C
Elongation at Break (%)
110 %
Gel Time at 25°C/77°F
6 hr
Hardness Shore A
55
Linear Coefficient of Thermal Expansion (ppm/°C)
306 ppm/°C
Linear Shrinkage (%)
<0.1 %
Max Storage Temperature
38 °C
Max Working Temp (°C)
204 °C
Min Working Temp (°C)
-55 °C
Mix Ratio By Weight
10:1
Refractive Index at 589 nm
1.406
Rheology
Liquid
Shelf Life (mths)
24
Specific Heat (cal/g-°C)
0.3
Tensile Strength (N/mm2)
5.52 N/mm2
Thermal Conductivity (W/mK)
0.18 W/mK
Viscosity Mixed mPas
3500 mPas
Volume Resistivity (Ohms cm)
1.7E+15 ohms cm
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