

-
Description for Elantas (Altana) Conathane EN-2551
A filled two-component urethane system that has excellent electrical properties, low shrinkage, low stress buildup, and can be hand-mixed or machine dispensed.Brand Conathane, Cytec Application Type Pot, Encapsulate 1 Part or 2 Part 2-Part Material Form Paste Substrate Aluminum Industry Electrical, Electronic Manufacturer Elantas (Altana) Chemistry Urethane Cure Method Part A/Part B Cure Temperature (°C) 25, 80 Cure Time (min) 10,080, 960 Viscosity (cPs) 4,500 Color Black, Tan Arc Resistance (sec) Arc resistance Volume Resistivity (O) 6.8e13 (ohms/cm) Key Specifications UL Recognized, UL 94V-O, Mil-Spec (United States Military Standard): MIL-STD-810B -
Technical Data for Elantas (Altana) Conathane EN-2551
Overview
-
Application Type
- Pottant / Encapsulant - Pot, Encapsulate
-
1 Part or 2 Part
- 2-Part
-
Material Form
- Paste
-
Substrate
- Aluminum - Aluminum
-
Industry
- Electronics - Electrical, Electronic
-
Chemistry
- Polyurethane - Urethane
-
Application Method
- Roll
-
Cure Method
- 2-Part Cure - Part A/Part B
-
Color
- Black
- Brown - Tan
-
Key Specifications
- UL (Underwriters Laboratory), ULC (Underwriters Laboratories of Canada), NFPA (National Fire Protection Association) - UL Recognized, UL 94V-O
- Mil-Spec (United States Military Standard) : STD-810B - MIL-STD-810B
-
Brand
- Conathane
- Cytec
Specifications
Cure Specs
Cure Temperature (°C) 25, 80 Cure Time (min) 10,080, 960 Viscosity (cPs) 4,500 Test Method Set Time (min) 4.00 to 7 Test Method Linear Shrinkage (%) 0.0075 (in./in.), Low Mix Ratio 17:100 (by weight) Bond Strength
Shear Strength (psi) 300 Test Method Tear Strength (piw) 154 (pli) Tensile Strength (psi) 1,025 Material Resistance
Arc Resistance (sec) Arc resistance Conductivity
Dissipation Factor 0.05300, 0.17800 Test Method Filler Filled Insulation Resistance (O) 8.6e12 (ohms), Insulation resistance Test Method Dielectric Strength (V/mil) 585 (vpm) Dielectric Constant 3.99 Test Method Thermal Conductivity (W/m°K) 1.55e-3 (cal/sec/cm2/ºC/cm) Surface Resistivity (O) 2.8e17 (ohms) Test Method Volume Resistivity (O) 6.8e13 (ohms/cm) Test Method Hardness
Shore A Hardness 90 to 95 Elongation (%) 39 Other Properties
Specific Gravity 1.468 Test Method Coefficient of Thermal Expansion (CTE) 11.8e-5 (in./ in/°C) Business Information
Shelf Life Details CONATHANE® EN-2551, Part A and Part B, should be stored at temperatures of 65-85°F in tightly closed containers. If containers are opened and the contents only partially used, the container should be flushed with dry nitrogen (CONAP® Dri-Purge) or dry air before being resealed.;The shelf life of EN-2551, Part A and Part B, is 18 months from date of manufacture, in the original unopened containers. Shelf Life Temperature (°F) 65 to 85 Shelf Life Type From date of manufacture Shelf Life (mon) 18 -
-
Best Practices for Elantas (Altana) Conathane EN-2551
-
Comparable Materials for Elantas (Altana) Conathane EN-2551
Spec Engine® Results
Popular Articles
Testing the effectiveness of surface treatments
Read ArticleCharacteristics of MMAs
Read ArticleThe effectiveness of adhesives in the wind power industry
Read ArticleInfographic: ENSURING A STRONG BOND - 6 Basic Methods of Surface Preparation
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

Set Time Test Methods
Set Time | Set Temperature | Test Method |
---|---|---|
4.00 to 7 min | 25°C | 100 gm mass |
Viscosity Test Methods
Viscosity | Temperature |
---|---|
4,500 cPs | 25°C |
Shear Strength Test Methods
Shear Strength | Type | Substrate |
---|---|---|
300 psi | Lap shear strength | Aluminum |
Dielectric Constant Test Methods
Dielectric Constant | Temperature | Test Method |
---|---|---|
3.99 | 25°C | Dielectric constant, 1 KHz |
Dissipation Factor Test Methods
Dissipation Factor | Temperature | Test Method |
---|---|---|
0.05300 | 25°C | Dissipation Factor @ 1 KHz |
0.17800 | 25°C | Dissipation Factor @ 100 Hz |
Insulation Resistance Test Methods
Insulation Resistance | Temperature |
---|---|
8.6e12 (ohms) | 25°C |
Insulation resistance |
Surface Resistivity Test Methods
Surface Resistivity | Temperature |
---|---|
2.8e17 (ohms) | 25°C |
Volume Resistivity Test Methods
Volume Resistivity | Temp (°C) |
---|---|
6.8e13 (ohms/cm) | 25°C |
Specific Gravity Test Methods
Specific Gravity | Temperature |
---|---|
1.468 |