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Armstrong A-4/A Epoxy Adhesive

Category	Polymer , Adhesive , Thermoset , Epoxy , Epoxy Adhesive
Manufacturer	Armstrong Epoxy Adhesives; Resin Technology Group
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Armstrong A-4/A Epoxy Adhesive.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Is a heavy, non-metallic filled, gray paste epoxy that provides excellent thixotropic non-sag bond lines. It can be used for small volume casting applications.Information provided by Ellsworth Adhesives.

Physical Properties	Metric	English	Comments
Viscosity	850000 cP	850000 cP	Mixed

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	84	84
Tensile Strength, Ultimate	23.1 MPa	3350 psi	after optimum cure
Elongation at Break	1.6 %	1.6 %
Adhesive Bond Strength	53.4 MPa	7750 psi	Steel-Steel; after optimum cure
	11.0 MPa @Temperature 25.0 °C	1600 psi @Temperature 77.0 °F	Aluminum-Aluminum tensile shear
	12.4 MPa @Temperature -54.4 °C	1800 psi @Temperature -66.0 °F	Aluminum-Aluminum tensile shear
	17.6 MPa @Temperature 82.2 °C	2550 psi @Temperature 180 °F	Aluminum-Aluminum tensile shear

Thermal Properties	Metric	English	Comments
CTE, linear	48.0 µm/m-°C @Temperature 20.0 °C	26.7 µin/in-°F @Temperature 68.0 °F
Glass Transition Temp, Tg	86.0 °C	187 °F

Processing Properties	Metric	English	Comments
Processing Temperature	22.2 °C	72.0 °F
	73.9 °C	165 °F	Optimum cure is 2 hr. @ 165°F
Pot Life	<= 30.0 min @Temperature 25.0 °C	<= 30.0 min @Temperature 77.0 °F	100 g

Descriptive Properties	Value	Comments
Color	Grey
Mix Ratio	100/4	By Weight

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