Chemical Concepts Chem-Set™ 412 Clear Electronic Potting Silicone

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Chemical Concepts Chem-Set™ 412 Clear Electronic Potting Silicone
Categories:	Polymer; Thermoset; Silicone; Silicone, RTV, Encapsulation Grade
Material Notes:	ChemSet 412 Clear Electronic Potting Silicone is a low viscosity, two-component, addition cure, silicone elastomer which cures at room temperature or at elevated temperatures. It has a low viscosity, which allows for ease of flow around complex parts, providing electrical insulation and shock resistance. Key Features: Medium viscosity, Fast room temperature cure, Low linear shrinkage, Transparent, UL 94 HB listed, control number: QMFZ2.E205830. Information provided by Chemical Concepts™.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.00 g/cc	1.00 g/cc	Chem-Set ™ 412A, uncatalyzed
	1.00 g/cc	1.00 g/cc	Chem-Set ™ 412B, uncatalyzed
Viscosity	4550 cP	4550 cP	Chem-Set 412A, uncatalyzed
	5200 cP	5200 cP	Chem-Set 412B, uncatalyzed

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	40 @Temperature 150 °C	40 @Temperature 302 °F	cured, 30 minutes
Tensile Strength	4.48 MPa	650 psi	cured. 30 minutes @ 150°C
Elongation at Break	150 %	150 %	Cured 30 minutes @ 150°C

Thermal Properties	Metric	English	Comments
Thermal Conductivity	0.180 W/m-K	1.25 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air	200 °C	392 °F	Useful Temperature
Minimum Service Temperature, Air	-50.0 °C	-58.0 °F	Useful Temperature
Flammability, UL94	HB	HB

Optical Properties	Metric	English	Comments
Refractive Index	1.40	1.40

Processing Properties	Metric	English	Comments
Gel Time	28.0 min	28.0 min	mix ratio 1:1 by wt, catalyzed

Descriptive Properties
Appearance	Chem-Set ™ 412A: Translucent, uncatalyzed
	Chem-Set ™ 412B: Transparent, uncatalyzed

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