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Thermoset ES-111 Epoxy Encapsulant Where to Buy

Product Information

LORD Thermoset ES-111 epoxy encapsulant is a two-component system designed specifically for high voltage, automotive ignition coils, where excellent adhesion to segmented bobbins is critical.

Shelf Life

Shelf life of each component is one year from date of manufacture when stored at 25°C in original, unopened container.

Features and Benefits

Low Viscosity – maintains low viscosity for complete and void-free encapsulation.

Environmentally Resistant – provides excellent resistance to thermal shock.

High Temperature Electrical Performance – developed specifically for electrical stability at high temperature.

Uncured Typical Properties*

Mixed Appearance Gray, Thick Liquid
Mixed Viscosity, cps @ 25°C 8000
Mixed Specific Gravity 1.63
Gel Time, min @ 100°C 70
Working Life, day @ 25°C 1

Cured Typical Properties*

Volume Resistivity, ohm-cm @ 25°C > 1 x 1014
Coefficient of Linear Thermal Expansion, ppm/°C alpha 1 = 40 x 10-6
alpha 2 = 129 x 10-6
Glass Transition Temperature (Tg), °C 145
Hardness, Shore D 90
Storage Modulus, GPa 2
Dielectric Strength, kV/mm 30
Dielectric Constant, @ 25°C < 4
Dissipation Factor, % @ 25°C < 0.5

*Data is typical and not to be used for specification purposes.


Download Type Name
Download MSDS (US) Thermoset ES-111 Resin
Download MSDS (US) Thermoset ES-111 Hardener
Download Technical Data Sheets Thermoset ES-111 Epoxy Encapsulant