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Description for Henkel Armstrong A-4 w/ A Activator
Formulated from epoxy resins and unique, inert filler materials. It has a neutral gray color that lends itself to applications requiring a non-contrasting glue line.Brand Armstrong Chemical Resistance Ammonia, Chemical Resistance: Glacial Acetic Acid, Chemical Resistance: Fluid Resistance: Distilled Water resistance, Ethyl Acetate, Chemical Resistance: Fluid Resistance: Salt Water resistance, Ethylenedichloride, Acetone, Hexane, Toluene Application Type Bond 1 Part or 2 Part 2-Part Material Form Liquid Substrate metallic Aluminum, Steel Manufacturer Henkel Chemistry Epoxy Cure Method Resin/Activator Cure Temperature (°C) 20 to 25, 74 Cure Time (min) 10,080, 120 Viscosity (cPs) Paste, 8500 (poise) Color Neutral Gray, Medium Gray Density (g/cm³) 0.060 lbs/cubic in -
Technical Data for Henkel Armstrong A-4 w/ A Activator
Overview
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Chemical Resistance
- Chemical Resistance : Fluid Resistance : Water Resistance - Distilled Water resistance, Salt Water resistance
- Chemical Resistance - Ammonia, Acetone, Toluene, Ethylenedichloride, Ethyl Acetate, Hexane
- Chemical Resistance : Acid Resistance - Glacial Acetic Acid
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Application Type
- Adhesive - Bond
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1 Part or 2 Part
- 2-Part
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Material Form
- Liquid
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Chemistry
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Cure Method
- 2-Part Cure - Resin/Activator
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Color
- Gray - Neutral Gray, Medium Gray
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Brand
- Armstrong
Specifications
Cure Specs
Cure Temperature (°C) 20 to 25, 74 Cure Time (min) 10,080, 120 Viscosity (cPs) Paste, 8500 (poise) Test Method Work / Pot Time (min) 30 Test Method Bond Strength
General Bond Strength (psi) 1,120, 1,710 Shear Strength (psi) 1,370, 1,230, 780, 1,650, 1,430, 1,580, 1,550, 1,690, 1,550, 1,330, 1,230, 1,290, 1,560, 2,050, 3,860, 1,580, 1,870, 1,650, 1,670, 1,590, 1,810, 1,710, 1,460, 1,830, 2,010, 1,820, 1,800 Test Method Cleavage Strength (psi) 1,370 Compressive Strength (psi) 10.5 (psi) x 1000, 11.8 (psi) x 1000 Tensile Strength (psi) 2,620, 4,460 Conductivity
Filler unique, inert filler materials Hardness
Elongation (%) 3, 2 Other Properties
Specific Gravity 1.680 Coefficient of Thermal Expansion (CTE) 3.9 x 10(-5) (in/in°C) Density (g/cm³) 0.060 lbs/cubic in Business Information
Shelf Life Details Store below 25°C out of sunlight and in original unopened containers. Refer to packaging specific quote for shelf life information. Shelf Life Temperature (°F) <77 -
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Best Practices for Henkel Armstrong A-4 w/ A Activator
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Comparable Materials for Henkel Armstrong A-4 w/ A Activator
Spec Engine® Results
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Viscosity Test Methods
Viscosity | Temperature |
---|---|
Paste | 25°C |
8500 (poise) | 25°C |
Work / Pot Time Test Methods
Work / Pot Time | Temperature |
---|---|
30 min | 25°C |
Shear Strength Test Methods
Shear Strength | Substrate | Chemical | Test Time | Test Temperature | Test Humidity |
---|---|---|---|---|---|
1,370 psi | 25°C | ||||
1,230 psi | 82°C | ||||
780 psi | -51°C | ||||
1,650 psi | Amonia, 28% | 604,800 sec | |||
1,430 psi | Distilled Water | 604,800 sec | |||
1,580 psi | Salt Water 10% | 604,800 sec | |||
1,550 psi | Acetone | 604,800 sec | |||
1,690 psi | Glacial Acetic Acid | 604,800 sec | |||
1,550 psi | Toluene | 604,800 sec | |||
1,330 psi | Ethylenedichloride | 604,800 sec | |||
1,230 psi | Ethyl Acetate | 604,800 sec | |||
1,290 psi | Hexane | 604,800 sec | |||
1,560 psi | 604,800 sec | 25°C | 100 % | ||
2,050 psi | 82°C | ||||
3,860 psi | -51°C | ||||
1,580 psi | Amonia, 28% | 604,800 sec | |||
1,870 psi | Distilled Water | 604,800 sec | |||
1,650 psi | Salt Water 10% | 604,800 sec | |||
1,670 psi | Acetone | 604,800 sec | |||
1,590 psi | Glacial Acetic Acid | 604,800 sec | |||
1,810 psi | Toluene | 604,800 sec | |||
1,710 psi | Ethylenedichloride | 604,800 sec | |||
1,460 psi | Ethyl Acetate | 604,800 sec | |||
1,830 psi | Hexane | 604,800 sec | |||
2,010 psi | 604,800 sec | 100 % | |||
1,820 psi | 604,800 sec | ||||
1,800 psi | Steel to Steel |