Henkel Loctite® Stycast® 82 SIRSW1 Two-Component Silicone Syntactic Foam

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Henkel Loctite® Stycast® 82 SIRSW1 Two-Component Silicone Syntactic Foam
Categories:	Polymer; Thermoset; Silicone; Silicone Foam
Material Notes:	Product Benefits Lightweight Ease of use Low thermal conductivity High temperature resistance Non-corrosive Can be cured in thick sections Cure: Heat cure Application: Assembly Typical Assembly Applications: Bonding lightweight molded parts and thermal barriers for aerospace applications Loctite Stycast 82 SIRSW1 is a lightweight syntactic foam designed for aerospace applications requiring high strength, high elongation and lightweight. The special microballoons used in this system allows this material to withstand high compressive loads and make it suitable for processing in moderate shear machinery. Information provided by Henkel.
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Physical Properties	Original Value	Comments

Viscosity	2.35 cP	Part B
	240 cP
	375 cP	Part A

Mechanical Properties	Original Value	Comments
Hardness, Shore A	60
Tensile Strength	1.85 MPa
Elongation at Break	157.5 %
Adhesive Bond Strength	>= 1.00 MPa	Tensile Lap Shear Strength

Thermal Properties	Original Value	Comments
CTE, linear	185 µm/m-°C
Thermal Conductivity	0.163 W/m-K

Processing Properties	Original Value	Comments
Cure Time	2.25 hour @Temperature 150 °C	Post Cure: 1 hour @ 200°C
Pot Life	240 min
Shelf Life	6.00 Month @Temperature 18.0 - 25.0 °C	From date of manufacture

Descriptive Properties
Dry heat Resistance, Shore A (maximum)	65
Weight Loss (%)	< 4	Cured

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PHENK7906 / 255395

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