Masterbond Thermoset Epoxy

Technical datasheet

Supreme 70CN

Supplied byMaster Bond- Last Updated on Oct 15, 2025

Supreme 70CN by Master Bond is a moderate viscosity, toughened two component epoxy (EP) system for high performance bonding, sealing, coating and potting. It does not contain any solvents and diluents. It resists thermal cycling and longer open time.
  • It exhibits good mechanical properties including low shrinkage and good strength.
  • It offers superior low temperature serviceability, good wettability and electrical insulation.
  • It shows chemical resistance toward xylene, toluene, sodium hydroxide, DI water, sulfuric acid, skydrol etc.
  • It is used for aerospace, electronics, opto-electronic and OEM applications.
  • It has a shelf life of 1 year in cans and 6 months in syringes.
  • Supreme 70CN meets with RoHS and NASA low outgassing specifications.
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Supreme 70CN properties

Other properties

PropertiesValue & unitTest conditionTest method
CTE, Linear0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Glass Transition Temperature (Tg)0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore D0.0 Visible After LoginVisible After LoginVisible After Login
Linear Mold Shrinkage0.0 Visible After LoginVisible After LoginVisible After Login
Mixing Ratio, Part A to B0.0 Visible After LoginVisible After LoginVisible After Login
Service Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Lap Shear Strength0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login
Viscosity0.0 Visible After LoginVisible After LoginVisible After Login
Viscosity0.0 Visible After LoginVisible After LoginVisible After Login
Viscosity0.0 Visible After LoginVisible After LoginVisible After Login
Volume Resistivity0.0 Visible After LoginVisible After LoginVisible After Login
Working Life0.0 Visible After LoginVisible After LoginVisible After Login

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