CHT Group TuffGel 339 High Strength Silicone Gel

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CHT Group TuffGel 339 High Strength Silicone Gel
Categories:	Polymer; Thermoset; Silicone
Material Notes:	Product Description: TufGel 339 is a clear, tough, moderately cross-linked silicone elastomer, which has good room temperature cure adhesion to many substrates. Silicone gels are used to provide protection from vibration and thermal or mechanical shock. Silicone gels also provide excellent moisture protection. Key Features: One to one mix ratio High strength Dispensing equipment not necessary Good adhesion to many substrates including glass, aluminum and copper with primer 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, TufGel 339A
	0.970 g/cc	0.970 g/cc	Uncatalyzed, TufGel 339B
Viscosity	350 cP	350 cP	Uncatalyzed, TufGel 339B
	500 cP	500 cP	Uncatalyzed, TufGel 339A

Mechanical Properties	Metric	English	Comments
Hardness, Shore OO	40 - 55 @Temperature 25.0 °C, Time 86400 sec	40 - 55 @Temperature 77.0 °F, Time 24.0 hour
	50 - 65 @Treatment Temp. 150 °C, Time 1800 sec	50 - 65 @Treatment Temp. 302 °F, Time 0.500 hour

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	1440 min	24.0 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	150 min	150 min	Catalyzed

Descriptive Properties
Appearance	Transparent		Uncatalyzed, TufGel 339A
	Transparent		Uncatalyzed, TufGel 339B

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CHT Group TuffGel 338 High Strength Silicone Gel

PACC2134 / 199522

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