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	Original Value	Comments

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

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

Thermal Properties	Original Value	Comments
Maximum Service Temperature, Air	200 °C
Minimum Service Temperature, Air	-55.0 °C

Processing Properties	Original Value	Comments
Cure Time	20.0 hour
	30.0 min @Temperature 150 °C
	60.0 min @Temperature 100 °C
Gel Time	120 min	Catalyzed

Descriptive Properties
Color	Transparent	Uncatalyzed A
	Transparent	Uncatalyzed B

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PACC2019 / 199407

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