CHT Group QSil 602 Optically Clear, Addition Cure Silicone Elastomer

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CHT Group QSil 602 Optically Clear, Addition Cure Silicone Elastomer
Categories:	Polymer; Thermoset; Silicone
Material Notes:	Product Description: QSil 602 is an optically clear, two-part, addition cure silicone elastomer that has excellent adhesion to a wide variety of substrates, including glass, polycarbonate and acrylic when used with a primer. Key Features: Clarity Adhesion to polycarbonate and acrylic with primer Material must be heat cured Formerly Amber Chemical Co (ACC Silicones), aquired by CHT in 2017
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Physical Properties	Metric	English	Comments

Specific Gravity	1.01 g/cc	1.01 g/cc	Uncatalyzed, QSil 602B
	1.03 g/cc	1.03 g/cc	Uncatalyzed, QSil 602A
Viscosity	1900 cP	1900 cP	Uncatalyzed, QSil 602B
	70000 cP	70000 cP	Uncatalyzed, QSil 602A

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	35	35	Cure 13 hours at 104°C
Tensile Strength	2.88 MPa	417 psi	Cure 13 hours at 104°C
Elongation at Break	320 %	320 %	Cure 13 hours at 104°C
Tensile Modulus	0.00225 GPa	0.327 ksi	Young's, Cure 13 hours at 104°C
Adhesive Bond Strength	>= 0.586 MPa	>= 85.0 psi	Peel (primed)
	>= 2.00 MPa	>= 290 psi	Lap shear (primed)
	2.81 MPa	408 psi	Adhesion to polycarbonate, lap shear
Tear Strength	7.71 kN/m	44.0 pli	Cure 13 hours at 104°C

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	204 °C	399 °F
Minimum Service Temperature, Air	-55.0 °C	-67.0 °F

Processing Properties	Metric	English	Comments
Cure Time	60.0 min @Temperature 150 °C	1.00 hour @Temperature 302 °F
	120 min @Temperature 120 °C	2.00 hour @Temperature 248 °F
	780 min @Temperature 104 °C	13.0 hour @Temperature 219 °F	Cure time for optimal adhesion
Pot Life	>= 360 min	>= 360 min	Catalyzed

Descriptive Properties
Color	Clear		Uncatalyzed, QSil 602A
	Clear		Uncatalyzed, QSil 602B

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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PACC2105 / 199493

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