Henkel Armstrong A-271 Datasheet Henkel Armstrong A-271

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  • Description for Henkel Armstrong A-271

    An amber-colored clear two-part epoxy bonding adhesive, good adhesion to glass due to its wetting ability, good moisture and chemical resistance.

    *See Terms of Use Below

    Brand Armstrong
    Chemical Resistance Good
    Application Type Bonding, Potting
    1 Part or 2 Part 2 Part
    Material Form Liquid
    Substrate Al, Ceramics, Glass, Metal, Plastics, Wood
    Manufacturer Henkel
    Chemistry Epoxy
    Cure Method 2-Part Cure
    Cure Temperature (°C) 93, 148, 25, 25
    Cure Time (min) 30, 5.00, 20,160, 1,440
    Viscosity (cPs) 9,000, Non sag, Wetting
    Color Amber, Clear
    High Temperature Resistance (°C) <107, 150
    Low Temperature Resistance (°C) -40

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Cure Temperature Test Methods
Cure Temperature Cure Time Test Method
93°C Extrapolated from Henkel LDS
148°C Extrapolated from Henkel LDS
25°C Optimum, Extrapolated from Henkel LDS
25°C Extrapolated from Henkel LDS
Cure Time Test Methods
Cure Time Test Method
30 min Extrapolated from Henkel LDS
5.00 min Extrapolated from Henkel LDS
20,160 min Optimum, Extrapolated from Henkel LDS
1,440 min Extrapolated from Henkel LDS
Viscosity Test Methods
Viscosity Test Method Temperature
9,000 cPs Mixed, @1/s, Rheometer parallel plate 25mm 455300006291 25°C
Non sag
Wetting
Work / Pot Time Test Methods
Work / Pot Time Test Method Temperature
90 min 100 g mass, Extrapolated from Henkel LDS 25°C
60 min 1 lb mass, Extrapolated from Henkel LDS 25°C
53 min Pot Life, defined as the time it takes for initial mixed viscosity to double, Rheometer parallel plate 25mm@1/s 455300006291, 25°C
Cleavage Strength Test Methods
Cleavage Strength Cure Time Cure Temperature Test Method
1,500 psi 30 min 93°C Extrapolated from Henkel LDS
General Bond Strength Test Methods
General Bond Strength Cure Time Cure Temperature Test Method
2,500 psi 30 min 93°C Extrapolated from Henkel LDS
Good
Tensile Strength Test Methods
Tensile Strength Cure Time Cure Temperature Test Method
8,700 psi 30 min 93°C Extrapolated from Henkel LDS
Shear Strength Test Methods
Shear Strength Cure Time Cure Temperature Substrate Test Temperature Test Method
2,000 psi 30 min 93°C Al to Al -51°C
2,800 psi 30 min 93°C Al to Al 25°C
2,500 psi 30 min 93°C Al to Al 82°C
High Temperature Resistance Test Methods
High Temperature Resistance Test Method
<107°C Intermediate “in service” temperatures
150°C Operating Temperature, Operating Temperature Range is based on average design requirements and is not intended as a guarantee of suitability for all applications operating at that temperature.
Low Temperature Resistance Test Methods
Low Temperature Resistance Test Method
-40°C Operating Temperature, Operating Temperature Range is based on average design requirements and is not intended as a guarantee of suitability for all applications operating at that temperature.
Coefficient of Thermal Expansion (CTE) Test Methods
Coefficient of Thermal Expansion (CTE) CTE Temperature (°C) CTE Test Method
49 (ppm/ °C) 25°C Below Tg, Extrapolated from Henkel LDS
Specific Gravity Test Methods
Specific Gravity Temperature Test Method
1.100 25°C Mixed, calculated, Measured WPG cup