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Arjay Technologies 7121 Vinyl Ester

Arjay Technologies 7121 Vinyl Ester is specially formulated with Bisphenol-A based epoxy vinyl ester resin for superior physical properties when compared to polyester resins. This has made it the ideal choice for many marine applications where the bonds are structurally critical. It is best known for its critical bonding applications.

Product Type: Structural Adhesive

Chemical Family: Vinyl Esters, Vinyls, Vinylics & Vinyl Derivatives

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Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Ready-to-Use Product Features
Performance Benefits
  • Easy to mix, apply, and use
  • Superior strength great for critical bonds
  • Our most versatile compound
  • Fire Retardant Solutions available

Applications & Uses

Recommended For
Stringers to Hull Strake Filling
Liner to Hull Bulkhead Bonding & Fileting
Hull to Deck Joint Tabbing in Fittings
High Vibration Areas Mold Flange Repair
Radius Compound Mold Structure Attachment

 

Properties

Physical Form
Odor
Styrene
Textures
Smooth
Typical Physical Properties
ValueUnitsTest Method / Conditions
Weight9.8lbs/gallon
Typical Properties
ValueUnitsTest Method / Conditions
Viscosity (RPM) 2960000 - 1250000µ
Viscosity (RPM) 20100,000 - 195,000µ
Typical Cured Properties
ValueUnitsTest Method / Conditions
Tensile Elongation (75°F (24°C))8.9%
Tensile Strength (75°F (24°C))9150.0PSI
Flexural Strength (75°F (24°C))16000.0PSI
Flexural Modulus (75°F (24°C))877000.0PSI
Compressive Strength (75°F (24°C))2200.0PSI
Lap Shear (75°F (24°C))1420.0PSI
Heat Deflection (75°F (24°C))165.0°F
Linear Shrinkage (75°F (24°C))max. 1%

Technical Details & Test Data

Working Properties
Gel Time Reaction Time Fixture Time Peak Exo
35 min 30 min 65 min 285° F

 

Packaging & Availability

Packaging Type
Packaging

ITEM# 7121  - Pails 5 Gal./19 L

Storage & Handling

Shelf Life
4 - 5 months