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AS1821


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TDS
SDS
Description
1 Part Non-Corrosive Neutral Cure Adhesive Sealant and Potting Material (Electronic Grade)
Feature
  • Fast room temperature cure
  • Non corrosive
  • Low linear shrinkage
  • Self levelling
Code
AS1821
Feature
Feature 1
Fast room temperature cure
Feature 2
Non corrosive
Feature 3
Low linear shrinkage
Feature 4
Self levelling
100% Modulus (N/mm2)
0.5 MPa
Appearance
Viscous liquid
Colour
Black
Cure Through to 3 mm Depth
24 hr
Cure Type
Acetone
Density
1.07 g/cm3
Dielectric Constant
2.88
Dielectric Strength (V/mil)
>508 V/mil
Dielectric Strength kV/mm
23.5 kV/mm
Dissipation Factor
0.005
Drying / Fixing Conditions
23+/-2°C and 50+/-5% humidity
Elongation at Break (%)
200 %
Hardness Shore A
27
Lap Shear Aluminium kg/cm²
5.9 kg/cm²
Lap Shear Copper kg/cm²
6.5 kg/cm²
Lap Shear Stainless Steel 304 kg/cm²
3.5 kg/cm²
Linear Coefficient of Thermal Expansion (ppm/°C)
302 ppm/°C
Max Storage Temperature
40 °C
Max Working Temp (°C)
220 °C
Min Working Temp (°C)
-50 °C
Rheology
Flowable
RTV or Heat cure
RTV
Self Bonding
Yes
Shelf Life (mths)
12
Tack Free Time / Skin Formation at 23°C/73°F
10 min
Tear Resistance (N/mm)
3 N/mm
Tensile Strength (N/mm2)
0.85 N/mm2
Test Conditions
7 days at 23+/-2°C and 50+/-5% humidity
Thermal Conductivity (W/mK)
0.2 W/mK
Viscosity Mixed mPas
20000 mPas
Volume Coefficient of Thermal Expansion (ppm/°C)
906 ppm/°C
Volume Resistivity (Ohms cm)
5.4E+15 ohms cm
Youngs Modulus (N/mm2)
0.4 N/mm2
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