CHT Group QGel 319 Optically Clear Silicone Gel

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CHT Group QGel 319 Optically Clear Silicone Gel
Categories:	Polymer; Thermoset; Silicone
Material Notes:	Product Description: QGel 319 is an optically clear, moderately cross-linked silicone potting compound. Silicone potting compounds are used to provide protection from vibration and thermal or mechanical shock. Key Features: 10:1 mix ratio 24 hour room temperature cure Soft, but has considerably higher strength than general purpose silicone gels Dispensing equipment not necessary Formerly Amber Chemical Co (ACC Silicones), aquired by CHT in 2017
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Physical Properties	Metric	English	Comments

Specific Gravity	0.970 g/cc	0.970 g/cc	Uncatalyzed A
	0.970 g/cc	0.970 g/cc	Uncatalyzed B
Viscosity	900 cP	900 cP	Uncatalyzed A
	3200 cP	3200 cP	Uncatalyzed B

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	20	20	Cured 30 min. at 150°C
Tensile Strength	0.414 MPa	60.0 psi	Cured
Elongation at Break	120 %	120 %	Cured

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	200 °C	392 °F
Minimum Service Temperature, Air	-55.0 °C	-67.0 °F

Processing Properties	Metric	English	Comments
Cure Time	1200 min	20.0 hour
	30.0 min @Temperature 150 °C	0.500 hour @Temperature 302 °F
	60.0 min @Temperature 100 °C	1.00 hour @Temperature 212 °F
Gel Time	120 min	120 min	Catalyzed

Descriptive Properties
Color	Transparent		Uncatalyzed A
	Transparent		Uncatalyzed B

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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PACC2019 / 199407

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