CHT Group QSil 440 Condensation Cure Silicone Adhesive

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CHT Group QSil 440 Condensation Cure Silicone Adhesive
Categories:	Polymer; Thermoset; Silicone
Material Notes:	Product Description: QSil 440 is a 100% silicone solids elastomer designed for electronics and industrial adhesive applications. The two-component system offers quick curing, low modulus, self-bonding material. This material also has good primerless adhesion to a variety of substrates. Key Features: 100% solids Fast curing Low modulus Primerless adhesion to a variety of substrates 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, Quill Cat 440
	1.50 g/cc	1.50 g/cc	Uncatalyzed, QSil 440
Viscosity	250 cP	250 cP	Uncatalyzed, Quill Cat 440
	175000 cP	175000 cP	Uncatalyzed, QSil 440

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	45	45	Catalyzed 24 hrs at RT

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	204 °C	399 °F	Catalyzed 24 hrs at RT
Minimum Service Temperature, Air	-55.0 °C	-67.0 °F	Catalyzed 24 hrs at RT

Processing Properties	Metric	English	Comments
Cure Time	1440 min @Temperature 25.0 °C	24.0 hour @Temperature 77.0 °F	Catalyzed
Gel Time	6.00 - 10.0 min	6.00 - 10.0 min	Catalyzed 24 hrs at RT

Descriptive Properties
Color	Beige/White		Uncatalyzed, QSil 440
	Clear		Uncatalyzed, Quill Cat 440

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PACC2091 / 199479

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