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AI Technology EG 7635

EG7635 is a alumina filled, electrically insulating and thermally conductive rigid epoxy paste adhesive. While bonding at ambient temperature can be achieved overnight, elevated temperatures will accelerate curing, exponentially. EG7635 high thermal conductivity and high strength makes it excellent for bonding substrates, components and heat sinks where thermal management is critical. It has more than 15 years of proven records of providing bonding to difficult substrates. EG7635 exibits reduced bond strength at 80-100°C for easier rework.

Product Type: 2K (2 component) Adhesive, Epoxy Adhesive, Insulation Adhesive, Solvent free (100% Solids) Adhesive, Thermal Adhesive

Application Area: Die/Chip Attach, Heat Sink

Chemical Family: Epoxy & Epoxy Derivatives

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Product Features
  • Ambient curable.
  • Thermally conductive.
  • 2-component epoxy paste.
  • High bond strength.
  • Heat-sink attach.
  • Substrate attach.
  • Component attach.

Applications & Uses

Application Procedures
  • Store Part A and Part B at ambient.
  • Mix A and B 1:1 by weight.
  • Cure according to one of the recommended schedules.
Applications
  • Heat-Sink Attach
  • Substrate Attach
  • Component Attach

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Electrical Resistivity (at 150°C, 30minutes)min. 1x10¹⁴Ω-cm
Dielectric Strengthmin. 750Volts/mil
Glass Transition Temperature54 - 66°C
Lap Shear Strengthmin. 6.9N/mm²
Device Push Off Strengthmin. 17.2N/mm²
Cured Density2.07 - 2.53g/cc
Thermal Conductivity1.53 - 1.87W/m-°C
Coefficeint of Linear Thermal Expansion45ppm/°C
Maximum Continuous Operation Temperaturemax. 150°C
Average Viscosity (at 25°C, 0.5rpm, Spindle CP51)228000 - 342000cPsBrookfield Viscometer DV-1
Thixotropic Index6

Regulatory & Compliance

Certifications & Compliance

Technical Details & Test Data

Cure Schedules
Temperature Time
25°C 24 hrs
80°C 120 mins
100°C 60 mins
125°C 30 mins
150°C 15 mins
Note

 Mixed components gel, an additional 80°C at 120 min. is suggested for complete cure.

Packaging & Availability

Product Availability

EG7635 is available in syringes for automatic needle dispense applications or in jars. Upon request, the material can be shipped premixed and frozen.

Storage & Handling

Shelf Life
1 Year (at 25°C)