EPOCAST® 1636 A/B

EPOCAST® 1636-A/B epoxy syntactic is a high-performance, two-part system with high strength and good high-temperature resistance. The aluminum-filled, medium-viscosity epoxy compound is easy to handle and machines easily in the cured state. EPOCAST® 1636-A/B epoxy syntactic is used to reinforce honeycomb structures and is qualified to BMS 5-28, Type 6.

RTU Product Type: Potting Resin System, Syntactic Adhesive, Void Filler

Chemical Family: Epoxy & Epoxy Derivatives

Composites Processing Methods: Potting

Features: Ease of Handling, Flame Retardant, High Density, High Performance, High Strength, High Temperature Resistance, Medium Viscosity, Pourable, Self Extinguishing

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Enhanced TDS

Identification & Functionality

Features & Benefits

Ready-to-Use Product Features
Features and Benefits
  • High Density
  • High Temperature Potting Compound
  • Self-Extinguishing

Applications & Uses

Application Area
Composites Processing Methods
Markets
Applications
Mixing Ratio
  • To 100 parts by weight of Epocast® 1636-A resin, add 8 parts by weight of Epocast® 1636-B hardener. Stir both components thoroughly for several minutes until completely mixed. Mix carefully to minimize air entrapment.

Regulatory & Compliance

Technical Details & Test Data

Cure Schedule
  • 7 days at 77°F (25°C), or gel at 77°F (25°C) and raise temperature approximately 5 - 7°F (3 - 4°C) per minute to 260°F (127°C), hold 90 minutes, or 350F°C (177°C), hold 60 minutes.
Mix Ratio Data

To 100 parts by weight of Epocast® 1636-A resin, add 8 parts by weight of Epocast® 1636-B hardener. Stir both components thoroughly for several minutes until completely mixed. Mix carefully to minimize air entrapment.

Typical Cured Properties
Property Value Unit TestMethod Condition
Compressive Strength 15 ksi ASTM D695

7 days at 77°F (25°C)

Compressive Strength 28 ksi ASTM D695

Room temperature gel + 1½ hours at 250°F (121°C)

Compressive Strength 28 ksi ASTM D695

Tested at 77°F after 14 days at 350°F (177°C)

Compressive Strength 5 ksi ASTM D695

Tested at 350°F after 14 days at 350°F (177°C)

Compressive Modulus 800 ksi ASTM D695

7 days at 77°F (25°C)

Compressive Modulus 600 ksi ASTM D695

Room temperature gel + 1½ hours at 250°F (121°C)

Compressive Modulus 500 ksi ASTM D695

Tested at 77°F after 14 days at 350°F (177°C)

Compressive Modulus 40 ksi ASTM D695

Tested at 350°F after 14 days at 350°F (177°C)

Tensile Lap Shear 2,000 psi ASTM D1002 Etched Al-Al
Flammability Self-extinguishing - BSS-7230-F4 -
Weight Gain on Immersion max. 0.1 % ASTM D543

TT-S-735, Type III test fluid

Weight Gain on Immersion max. 0.1 % ASTM D543

MIL-M-5606, hydraulic fluid

Weight Gain on Immersion max. 0.1 % ASTM D543

Skydrol hydraulic fluid

Weight Gain on Immersion max. 0.1 % ASTM D543 Distilled water

Packaging & Availability

Packaging Type
Regional Availability
  • Americas
  • Asia Pacific
  • EIMEA

Storage & Handling

Storage Conditions
  • Epocast 1636-A/B should be stored in a dry place, in the sealed original container, at temperatures between +2°C and +40°C (+35.6°F and 104°F). Epocast 1636-A/B 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 1 year (expiration date may differ based on customer specification).
  • Material temperatures should be above 18°C (65°F) when mixing. After use, tightly reseal containers.
Storage Information
  • Epocast® 1636-A/B should be stored in a dry place, in the sealed original container, at temperatures between +2°C and +40°C (+35.6°F and 104°F).
  • The product should not be exposed to direct sunlight.
  • Under these storage conditions, this product has a shelf life of 1 year (expiration date may differ based on customer specification).
  • Material temperatures should be above 18°C (65°F) when mixing. After use, tightly reseal containers.

Other

Physical Properties
ValueUnitsTest Method / Conditions
Density1.72 g/cm³g/cm³ASTM D792
Gel Time120.0 mmASTM D2471 at 25°C, 50g
Viscosity29000.0 cPscPsASTM D2196 at 25°C