Holiday Update:
Fiber Optic Center will be closed December 24 and 25.
Due to potential early carrier pickups, PLEASE HAVE ALL ORDERS IN BY NOON ON MONDAY, DECEMBER 23.


We will resume our regular business hours on Thursday, December 26.

Fiber Optic Center will be at Photonics West - Schedule your meeting with a member of the FOC team now

EPO-TEK® OG198-54 Electrically and Thermally Insulating Epoxy, UV & Heat Cure (3cc Syringe)

OG198-54-3CC

EPO-TEK® OG198-54 Electrically and Thermally Insulating Epoxy, UV & Heat Cure, 3cc Automatic Cartridge.

FOC SHELF LIFE GUARANTEE: MINIMUM 3 MONTH AT TIME OF SHIPPING

*Dry ice not required when customer application IS NOT viscosity sensitive*
*PO must state if Dry Ice Fee is to be Waived*
*See Drop Ship Pricing for quantities 100+*
The EPO-TEK® OG198-54 Low Viscosity Epoxy is a single-component, electrically and thermally insulating UV cure epoxy. This high Tg epoxy features UV shadow cure, which enhances performance after a thermal post-cure and provides a significant cure. 3cc automatic epoxy syringe.

Physical Properties:
  • Consistency: Pourable liquid
  • Viscosity (23°C): 200 - 450 cPs
  • Glass Transition Temperature, Tg: ≥ 115°C (degree Celsius); ≥ 239°F (degree Fahrenheit)
  • Shore D Hardness: 86
  • Coefficient of Thermal Expansion (CTE):
    • Below Tg: 74 x 10-6 in/in°C
    • Above Tg: 145 x 10-6 in/in°C
  • Suggested Operating Temperature: < 300 °C (Intermittent); < 572°F  
Optical Properties:
  • Spectral Transmission: ≥ 97% @ 460-1,680 nm
  • Refractive Index (uncured): 1.5046 @ 589 nm
  • Refractive Index (cured): 1.5256 @ 589 nm
See Datasheet for additional properties and application notes