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ACC QSil 550SB QSI Quantum Silicones Self-Priming Silicone Potting Material

Category Polymer , Thermoset , Silicone
Manufacturer Amber Chemical Company
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF ACC QSil 550SB QSI Quantum Silicones Self-Priming Silicone Potting Material.pdf
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Material Notes:
QSil 550SB is a 100% silicone solids elastomer designed for electronic potting applications. The two-component system offers a hard, thermally conductive, low modulus material that is readily repairable. Key Features: 100% solids - no solvents Long pot life Good elongation Low modulus Primerless adhesion Heat cure requiredPart of the Amber Chemical Group. Data provided by manufacturer.
Physical Properties Metric English Comments
Specific Gravity 1.41 g/cc
1.41 g/cc
"B" component
1.41 g/cc
1.41 g/cc
"A" component
Viscosity 4000 cP
4000 cP
"B" component
4000 cP
4000 cP
"A" component
Storage Temperature <= 38.0 °C
<= 100 °F
12 months
Mechanical Properties Metric English Comments
Hardness, Shore A 55
55
cured 20 mins @ 150°C
Tensile Strength, Yield 3.45 MPa
500 psi
cured 20 mins @ 150°C
Elongation at Break 120 %
120 %
cured 20 mins @ 150°C
100% Modulus 0.00207 GPa
0.300 ksi
cured 20 mins @ 150°C
Tear Strength 3.51 kN/m
20.0 pli
cured 20 mins @ 150°C
Thermal Properties Metric English Comments
Thermal Conductivity 0.370 W/m-K
2.57 BTU-in/hr-ft²-°F
Flammability, UL94 V-1

@Thickness 1.50 mm
V-1

@Thickness 0.0591 in
V-0

@Thickness 3.00 mm
V-0

@Thickness 0.118 in
Electrical Properties Metric English Comments
Volume Resistivity 1.47e+15 ohm-cm
1.47e+15 ohm-cm
Dielectric Constant 3.1

@Frequency 1000 Hz
3.1

@Frequency 1000 Hz
Dissipation Factor 0.0030
0.0030
Processing Properties Metric English Comments
Cure Time 15.0 min

@Temperature 150 °C
0.250 hour

@Temperature 302 °F
30.0 min

@Temperature 125 °C
0.500 hour

@Temperature 257 °F
45.0 min

@Temperature 100 °C
0.750 hour

@Temperature 212 °F
Pot Life >= 480 min
>= 480 min
Descriptive Properties Value Comments
Color Beige
"A" component
Black
"B" component
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