ET3214 Off-white Two-part Epoxy for Electronics Potting

ET3214 is flexible two-component epoxy. Cured product exhibits excellent greasy resistance and chemical resistance. It is suited for electronic components potting. This product exhibits outstanding fatigue resistance and crack resistance for many vibrational applications requirements. This product exhibits better yellowing resistance than any other general epoxy. The special characteristics of this product surpass other conventional flexible epoxy.

Features and benefits

  • This product has no volatile materials and will not release any toxic volatilizations.
  • This product is solvent-free two-component epoxy
  • This product exhibits low viscosity, excellent operability and fluidity.
  • The hardening surface of this product will not exhibit a surface oiliness and poor gloss.
  • This product exhibits excellent transparency.
  • Cured product exhibits perfect surface gloss.
  • Cured product exhibits excellent toughness and low thermal stress.
  • Comply to the 2011/65/EU RoHS regulations



Properties ET3214-A ET3214-B
Appearance Liquid Liquid
Color Milky Colorless

*25°C, cps

3,000 ~ 5,000

S14, 100 rpm


S14, 100 rpm

Specific Gravity 1.16 0.96


Properties ET3214
Mix Ratio (A:B) by Weight 3:1
Pot Life, 25°C, hr 8
Surface Dry Time, @25°C, hr 24
Through Cured Time, @25°C, day 5-7
Through Cured Time, 80°C, hr 1


Properties ET3214
Glass Transition Temp., (MDSC), °C 18
CTE (*2) (<Tg), μm/m/°C 105
CTE (*2) (<Tg), μm/m/°C 245
Durometer Hardness, Shore A 58
Water Absorption Ratio (25°C/24hrs), % 1.8
Water Absorption Ratio (80°C/24hrs), % 1.9
Water Absorption Ratio (97°C/1.5hrs), % 2.4
Specific Gravity 1.1
Specific Heat 0°C, J/g°C 4.9
Specific Heat 25°C, J/g°C 5.3
Specific Heat 50°C, J/g°C 5.4
Specific Heat 75°C, J/g°C 5.5
Specific Heat 100°C, J/g°C 5.6
Degradation Temp. (TGA 10°C/min), °C 277
Weight Loss Ratio @100°C, % 0.5
Weight Loss Ratio @150°C, % 1.35
Weight Loss Ratio @200°C, % 2.13
Weight Loss Ratio @250°C, % 3.42
Weight Loss Ratio @300°C, % 8.14
Volume Resistivity, ohm-cm 5*1015
Surface Resistivity, ohm 5*1014
Dielectric Constant. 100Hz 4.1

Technical Documents

ET3214 Technical Data Sheet

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