EPOCAST® 1615 A/B

EPOCAST® 1615 A/B epoxy syntactic is a low-density edge sealant for honeycomb structures that features flame resistance, high strength, and ease of handling. EPOCAST® 1615 A/B epoxy syntactic cures to an off-white color and is qualified to BMS 5-28, Type 15.

 

The information, specifications, and materials provided with this product are for general informational purposes only and are subject to change without notice. The product is provided “as is” without any warranties, express or implied, including but not limited to warranties of merchantability, fitness for a particular purpose, or non-infringement. Users are responsible for ensuring the product is suitable for their intended application and for following all applicable safety guidelines and instructions.

The information, specifications, and materials accessible here may not reflect the most current version. Please use the Request a Document feature for the most current product documentation available.

RTU Product Type: Edge Sealant, Syntactic Adhesive, Void Filler

Chemical Family: Epoxy & Epoxy Derivatives

Product Features: Easy Handling, Excellent Strength, Flame Resistance, Low Density, Self-Extinguishing

Enhanced TDS

Identification & Functionality

Features & Benefits

Product Features
Key Properties
  • Low Density
  • Self Extinguishing
  • Short Work Life

Applications & Uses

Properties

Notes

*Resin/filler separation may occur in Epocast® 1615A resin. Material must be remixed before dispensing from container.
Cure Schedule :

  • 24 hours at 77°F (25°C) or gel at room temperature plus five hours at 125°F (52°C).
Notes

* - Resin/filler separation may occur in Epocast® 1615A resin. Material must be remixed before dispensing from container.

Regulatory & Compliance

OEM Specifications

Technical Details & Test Data

Cured Properties
Property Test Method Value Unit
Tensile lap shear, after 5 hours at 125°F (52°C) ASTM D1002 700 psi
Compressive strength at 77°F (25°C) ASTM D695 6 ksi
Compressive modulus at 77°F (25°C) ASTM D695 450 ksi
Flammability (horizontal) BMS 5-28

self extinguishing

 
Flammability (vertical) BMS 5-28

self extinguishing

 
Flow at 77°F (25°C), maximum BMS 5-28 1 in
Flow at 125°F (52°C) BMS 5-28 2 in
Weight gain on immersion (24 hours at 77°F (25°C)) ASTM D543 1 %
Weight gain on immersion (TT-S-735, Type III test fluid) ASTM D543 2.1 %
Weight gain on immersion (Mil-M-5606 hydraulic fluid) ASTM D543 2 %
Weight gain on immersion (Skydrol 500-A) ASTM D543 2 %
Weight gain on immersion (Distilled water) ASTM D543 2 %
Mixing Ratio
  • To 100 parts by weight of Epocast 1615-A resin, add 14 parts by weight of Epocast 1615-B hardener.
  • Mix both components thoroughly for several minutes to assure complete blending.

Packaging & Availability

Regional Availability
  • Americas
  • Asia Pacific
  • Australia
  • EIMEA

Storage & Handling

Storage Conditions
  • EPOCAST® 1615 A/B should be stored in a dry place, in the sealed original container, at temperatures between 2°C and 40°C.
  • The product should not be exposed to direct sunlight. Under these storage conditions, and when supplied under Huntsman standard certification, this product has a shelf life of 6 months (expiration date may differ based on customer specification).
  • Material temperatures should be above 18°C when mixing. After use, tightly reseal containers.
Storage Information
  • Epocast® 1615-A/B should be stored in a dry place, in the sealed original container, at temperatures between +2C and +40C (+35.6°F and 104°F).
  • The product should not be exposed to direct sunlight.
  • Under these storage conditions, and when supplied under Huntsman standard certification, this product has a shelf life of 6 months (expiration date may differ based on customer specification).
  • Material temperatures should be above 18C (65°F) when mixing.
  • After use, tightly reseal containers.

Other

Appearance
Off white paste
Application Information
ValueUnitsTest Method / Conditions
Mix Ratio0.14%(W)Hardener : Resin
Physical Properties
ValueUnitsTest Method / Conditions
Density0.7g/cm³ASTM D1622
Gel Time15.0mASTM D2471 at 25°C, 50g