

-
Description for Henkel Armstrong A-2 Epoxy Resin w/ A Activator
An off-white, versatile, filled paste resin that has low coefficient of thermal expansion making it ideal for bonding porcelain, glass and ceramics. Exhibits excellent wetting properties and provides strong bonds to rigid materials. Versatility is achieved by selecting one of four recommended activators. Non-metallic oxide fillers provide excellent electrical insulation properties.Brand Armstrong Chemical Resistance Acetone, Chemical Resistance: Glacial Acetic Acid, Chemical Resistance: Fluid Resistance: Distilled Water, Ammonia, 28%, Chemical Resistance: Fluid Resistance: Salt water, Hexane, Ethyl Acetate, Ethylenedichloride, Toluene Application Type Bond 1 Part or 2 Part 2-Part Material Form Paste Substrate Acrylics, Aluminium, Ceramics, Copper, Glass, Nylon, Polycarbonate, Polyester, Steel, Wood, Cast iron, Titanium, Magnesium, Phenolics, ABS Industry Electrical Manufacturer Henkel Chemistry Epoxy Cure Method 2 Parts Cure Temperature (°C) 20 to 25 Room Temperature, 74, 93 Cure Time (min) Short, 120, 10 Viscosity (cPs) 5,000, 5.00 to 15, 210,000 Color Off White, Bronze High Temperature Resistance (°C) 82 Low Temperature Resistance (°C) -51 Key Specifications Mil-Spec (United States Military Standard): MIL-A-47284 -
Technical Data for Henkel Armstrong A-2 Epoxy Resin w/ A Activator
Overview
-
Chemical Resistance
- Chemical Resistance : Fluid Resistance : Water Resistance - Distilled Water, Salt water
- Chemical Resistance - Acetone, Ammonia, 28%, Ethyl Acetate, Ethylenedichloride, Hexane, Toluene
- Chemical Resistance : Acid Resistance - Glacial Acetic Acid
-
Application Type
- Adhesive - Bond
-
1 Part or 2 Part
- 2-Part
-
Material Form
- Paste
-
Industry
- Electronics - Electrical
-
Chemistry
-
Cure Method
- 2-Part Cure - 2 Parts
-
Color
- Off-White - Off White
- Yellow - Bronze
-
Key Specifications
- Mil-Spec (United States Military Standard) : A-47284 - MIL-A-47284
-
Brand
- Armstrong
Specifications
Cure Specs
Cure Temperature (°C) 20 to 25 Room Temperature, 74, 93 Cure Time (min) Short, 120, 10 Viscosity (cPs) 5,000, 5.00 to 15, 210,000 Test Method Work / Pot Time (min) 30 Mix Ratio 100:4 (by weight) Bond Strength
General Bond Strength (psi) 2,270 Test Method Cleavage Strength (psi) 1,560 Test Method Compressive Strength (psi) 17,900 Test Method Tensile Strength (psi) 2,900, 3,500, 2,500, 1,530, 1,650, 3,070, 2,530, 980, 2,850, 3,010, 2,530, 2,320, 3,370, 3,000 Test Method Material Resistance
High Temperature Resistance (°C) 82 Low Temperature Resistance (°C) -51 Moisture/Humidity Resistance Moisture/humidity resistance Conductivity
Filler Non-metallic oxide Dielectric Strength (V/mil) Excellent Hardness
Elongation (%) 2 Test Method Flexibility Rigid Other Properties
Specific Gravity 0.950, 1.800 Coefficient of Thermal Expansion (CTE) Low, 3.9e-5 (in./ in/°F) Business Information
Shelf Life Details Store below 25°C out of sunlight and in original unopened containers. -
-
Best Practices for Henkel Armstrong A-2 Epoxy Resin w/ A Activator
-
Comparable Materials for Henkel Armstrong A-2 Epoxy Resin w/ A Activator
Spec Engine® Results
Popular Articles
Epoxy Adhesives for Medical Devices
Read ArticleElectrically Conductive Adhesives
Read ArticleInfographic: ENSURING A STRONG BOND - 6 Basic Methods of Surface Preparation
Read ArticleTesting the effectiveness of surface treatments
Read ArticleSponsored Articles
Unique Advantages of Contact Adhesives
Read ArticleUsing LOCTITE® 454™ is a Valid Option for Engineers Working with a Wide Variety of Materials
Read ArticleSylgard 184 by DOW is the Top Choice for a Transparent, Silicone Encapsulant. Read Why:
Read ArticleCase Study: Creating reliable, corrosion-free bonds with LORD® 406 acrylic adhesive
Read ArticleFeatured Ads

Viscosity Test Methods
Viscosity | Temperature |
---|---|
5,000 cPs | 25°C |
5.00 to 15 cPs | 25°C |
210,000 cPs |
Cleavage Strength Test Methods
Cleavage Strength | Test Method |
---|---|
1,560 psi | ASTM D1602 |
Compressive Strength Test Methods
Compressive Strength | Test Method |
---|---|
17,900 psi | ASTM D695, ULT |
General Bond Strength Test Methods
General Bond Strength | Test Method |
---|---|
2,270 psi | ASTM D897 |
Tensile Strength Test Methods
Tensile Strength | Substrate | Chemical | Test Time | Test Temperature | Test Humidity | Test Method |
---|---|---|---|---|---|---|
2,900 psi | Aluminum to Aluminum .064" - 2024-T3 | 20 to 25°C Room Temperature | ASTM D-1002 | |||
3,500 psi | Aluminum to Aluminum .064" - 2024-T3 | 82°C | ASTM D-1002 | |||
2,500 psi | Aluminum to Aluminum .064" - 2024-T3 | -51°C | ASTM D-1002 | |||
1,530 psi | Aluminum to Aluminum .064" - 2024-T3 | Ammonia, 28% | 10,080 min | ASTM D-1002 | ||
1,650 psi | Aluminum to Aluminum .064" - 2024-T3 | Distilled Water | 10,080 min | ASTM D-1002 | ||
3,070 psi | Aluminum to Aluminum .064" - 2024-T3 | Salt Water, 10% | 10,080 min | ASTM D-1002 | ||
2,530 psi | Aluminum to Aluminum .064" - 2024-T3 | Acetone (100%) | 10,080 min | ASTM D-1002 | ||
980 psi | Aluminum to Aluminum .064" - 2024-T3 | Glacial Acetic Acid | 10,080 min | ASTM D-1002 | ||
2,850 psi | Aluminum to Aluminum .064" - 2024-T3 | Toluene (100%) | 10,080 min | ASTM D-1002 | ||
3,010 psi | Aluminum to Aluminum .064" - 2024-T3 | Ethylenedichloride (100%) | 10,080 min | ASTM D-1002 | ||
2,530 psi | Aluminum to Aluminum .064" - 2024-T3 | Ethyl Acetate | 10,080 min | ASTM D-1002 | ||
2,320 psi | Aluminum to Aluminum .064" - 2024-T3 | Hexane (100%) | 10,080 min | ASTM D-1002 | ||
3,370 psi | Aluminum to Aluminum .064" - 2024-T3 | 10,080 min | 100 % | ASTM D-1002 | ||
3,000 psi | ASTM D638 |
Elongation Test Methods
Elongation | Test Method |
---|---|
2 % | ASTM D638 |

1 VIEW FREE
Don't Leave!
View Henkel - Armstrong A-2 Epoxy Resin w/ A Activator now.