- Code
- QSil 220 Feature
- Feature 1
- Low linear shrinkage
- Feature 2
- Non-yellowing catalyst system
- Feature 3
- Self-bonding without primer, requires cure at elevated temperature to build adhesion and develop full physical properties
- Feature 4
- Can be mixed by hand or machine dispensed
- Color
- Transparent and Colorless
- Color A
- Transparent and colorless
- Color B
- Transparent and colorless
- Cure Profile
- 60 mins at 150°C, 180 mins at 120°C
- Cure Type
- Addition
- Elongation at Break
- 150 %
- Gel Time at 25°C/77°F
- >24 hr
- Hardness Shore A
- 30
- Linear Coefficient of Thermal Expansion (ppm/°C)
- 322 ppm/°C
- Linear Shrinkage (%)
- <0.1 %
- Max Storage Temperature
- 38 °C
- Max Working Temp
- 204 °C
- Min Working Temp
- -55 °C
- Mix Ratio By Weight
- 10:1
- Refractive Index at 589 nm
- 1.406
- Rheology
- Liquid, Newtonian
- Self Bonding
- Yes
- Shelf Life
- 24 mths
- Specific Gravity A
- 1.02
- Specific Gravity B
- 1.01
- Tensile Strength
- 2.07 N/mm2
- Thermal Conductivity
- 0.18 W/mK
- UL File No.
- QMFZ2.E205830
- Viscosity A
- 5,000 cP
- Viscosity B
- 600 cP
- Viscosity Mixed
- 4100 cP
- Volume Resistivity (Ohms cm)
- 1.7E+15 ohms cm