CHT Group QSil 562 Addition Cure Potting Material

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CHT Group QSil 562 Addition Cure Potting Material
Categories:	Polymer; Thermoset; Silicone
Material Notes:	Product Description: QSil 562 is a 100% silicone solids elastomer designed for electronic potting applications. The two-component system offers a flame retardant, thermally conductive, low modulus material that is readily repairable and has a 150°C RTI rating. Key Features: 100% solids - no solvents Fast curing Low modulus Good elongation 150°C RTI rating UL-94 V-0 Formerly Amber Chemical Co (ACC Silicones), aquired by CHT in 2017
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Physical Properties	Metric	English	Comments

Specific Gravity	1.60 g/cc	1.60 g/cc	Uncatalyzed, QSil 562A
	1.60 g/cc	1.60 g/cc	Uncatalyzed, QSil 562B
Viscosity	4500 cP	4500 cP	Uncatalyzed, QSil 562B
	6000 cP	6000 cP	Uncatalyzed, QSil 562A

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	60	60	Cure 15 minutes at 150°C
Tensile Strength	1.72 MPa	250 psi	Cure 15 minutes at 150°C
Elongation at Break	100 %	100 %	Cure 15 minutes at 150°C
Tear Strength	3.51 kN/m	20.0 pli	Cure 15 minutes at 150°C

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm
Dielectric Constant	3.5 @Frequency 1000 Hz	3.5 @Frequency 1000 Hz
Dissipation Factor	0.0020	0.0020

Thermal Properties	Metric	English	Comments
Thermal Conductivity	0.620 W/m-K	4.30 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air	240 °C	464 °F
Minimum Service Temperature, Air	-55.0 °C	-67.0 °F
Flammability, UL94	V-0 @Thickness 3.00 mm	V-0 @Thickness 0.118 in

Processing Properties	Metric	English	Comments
Cure Time	15.0 min @Temperature 150 °C	0.250 hour @Temperature 302 °F	As Tested
Pot Life	90.0 min	90.0 min
Gel Time	240 min	240 min	Catalyzed

Descriptive Properties
Color	Beige		Uncatalyzed, QSil 562B
	Dark Gray		Uncatalyzed, QSil 562A

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PACC2100 / 199488

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