EPOCAST® 50-A1/9816

EPOCAST® 50-A1/9816 is an unfilled, solvent-free, easy-to-handle material for the manufacture or repair of composite structures as well as for filament winding. EPOCAST® 50-A1 Resin / Hardener 9816 epoxy laminating system is flame-retardant. EPOCAST® 50-A1 / Hardener 9816 is qualified to BMS 8-201, Type III, Rev. F. This product is also available in a shorter work-life version - EPOCAST® 50-A1 Resin / Hardener 946 epoxy laminating system.

RTU Product Type: Laminating Resin System

Chemical Family: Epoxy & Epoxy Derivatives

Composites Processing Methods: Filament Winding, Laminating

Features: Easy to Handle, Flame Retardant, High Strength, Long Working Life, Low Viscosity

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Enhanced TDS

Identification & Functionality

Chemical Family
Function
Repair Material,Syntactic Adhesive
RTU Product Type
Technologies
Product Families

Features & Benefits

Labeling Claims
Ready-to-Use Product Features
Product Features
  • High strength
  • Flame retardant
  • Short work life

Applications & Uses

Properties

Physical Form

Regulatory & Compliance

Technical Details & Test Data

Processing Information

Processing

Product

Parts by Weight

EPOCAST® 50-A1 Resin 100
EPOCAST® 9816 Hardener 14

Mix both components thoroughly for several minutes to insure complete and uniform blending. Mix only a quantity that can be applied within several minutes after mixing to avoid any excessive exotherm. Material temperatures should be above 18°C (65°F) when mixing.

Parameter

Value

Gel time, 100 g at 77°F (25°C) 65 minutes
Typical cure cycles*

5 days at 25°C (77°F)

Typical cure cycles*

Gel at RT + 2 hours at 77 - 93°C

*Handling and machining may be done after 8-16 hours at room temperature
 

Typical Physical Properties
Property Value Unit Test Method Cure Conditions
Compressive Strength¹ 45.86 MPa ASTM D695 7 days at 25°C
Compressive Strength¹ 49 MPa ASTM D695 27 days at 25°C
Compressive Strength¹ 46.24 MPa ASTM D695

25°C/1 day + 66°C/2h

Compressive Modulus¹ 3.52 MPa ASTM D695 7 days at 25°C
Compressive Modulus¹ 3.13 MPa ASTM D695 27 days at 25°C
Compressive Modulus¹ 3.16 MPa ASTM D695

25°C/1 day + 66°C/2h

Compressive Strength 18.3 MPa ASTM D695

25°C/3h + 93°C/2h

Compressive Modulus 781.6 MPa ASTM D695

25°C/3h + 93°C/2h

Compressive Strength 1.6 MPa ASTM D695 100°C
Compressive Modulus 17.4 MPa ASTM D695 100°C
Lap Shear Strength 5,200 psi ASTM D1002

25°C/3h + 121°C/30min

Lap Shear Strength 5,690 psi ASTM D1002

25°C/3h + 121°C/30min

Lap Shear Strength 3,580 psi ASTM D1002 60°C
Lap Shear Strength 560 psi ASTM D1002 100°C
Tensile Strength 11 MPa ASTM D638

25°C/3h + 93°C/2h

Tensile Modulus 486 MPa ASTM D638

25°C/3h + 93°C/2h

Tensile Elongation 3.7 % ASTM D638

25°C/3h + 93°C/2h

Flexural Strength 19 MPa ASTM D790

25°C/3h + 93°C/2h

Flexural Modulus 519 MPa ASTM D790

25°C/3h + 93°C/2h

Durometer Hardness 87 Shore D ASTM D2240

25°C/3h + 93°C/2h

T-Peel 8.7 pli ASTM D1876

25°C/24h + 80°C/2h

Glass Transition Temperature 68 °C Huntsman

25°C/3h + 93°C/2h, DMA

Glass Transition Temperature 83 °C Huntsman 25°C/3h + 93°C/2h
CTE (TMA), α1 (below transition) 68 ppm/°C Huntsman

25°C/3h + 93°C/2h

CTE (TMA), α2 (above transition) 187 ppm/°C Huntsman

25°C/3h + 93°C/2h

Thermal Conductivity 0.26 W/mK Huntsman

25°C/3h + 93°C/2h

Flammability 0 sec FAR 25.853A

25°C/3h + 93°C/2h, 12-second vertical

Flammability 0.38 cm FAR 25.853A

25°C/3h + 93°C/2h, 12-second vertical

Flammability² 0 sec FAR 25.853A

7 days at 25°C, 60-second vertical

Flammability² 0 cm FAR 25.853A

7 days at 25°C, 60-second vertical

Flammability² 0 sec FAR 25.853A

25°C/1 day + 66°C/2h, 60-second vertical

Flammability² 0 cm FAR 25.853A

25°C/1 day + 66°C/2h, 60-second vertical

  • ¹Samples were 12-ply laminate using #1581 or 7781 glass.
  • ²The combustible resin content of each laminate shall be verified to 28 to 33.6 percent by weight (the resin content can be verified using the burn out method typically employed for fiberglass reinforced materials). For flammability testing, two ply fiberglass fabric laminate shall be used with the warp direction the same for each ply
  • Safety & Health

    Safety Precautions
    • First aid
    • Keep out of reach of children
    • For professional and industrial use only

    Packaging & Availability

    Regional Availability
    • Americas
    • Asia Pacific
    • Australia
    • EIMEA

    Storage & Handling

    Storage Conditions

    EPOCAST® 50-A1 Resin / Hardener 9816 should be stored in a dry place, in the original sealed container at temperatures between 2°C and 40°C (35.6°F and 104°F). Tightly reseal containers after each use. Under these storage conditions, the product has a shelf-life of 12 months from date of manufacture. The product should not be exposed to direct sunlight.

    Other

    Physical Properties
    ValueUnitsTest Method / Conditions
    Density1.18 g/cm³g/cm³ASTM D792 at 23°C
    Gel Time65.0 mmat 25°C, 100g
    Viscosity2400.0 cPscPsASTM D2196 at 25°C