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EPO-TEK® 354-2 High Temperature Epoxy, Heat Cure (4g)
ET354-2-4G
EPO-TEK® 354-2 Fiber Optic Epoxy, Heat Cure, 2-Part Epoxy, 4 Gram Packet
The EPO-TEK® 354-2 High-Temperature Optical Epoxy is a two-component, high Tg epoxy designed for semiconductor packaging in medical, fiber optic, and optoelectronic assemblies. It provides electrical and thermal insulation. Recommended Cure: 150°C for 1 Hour (302°F).
Physical Properties:
- Color (Before Cure):
- Part A: Clear/Colorless
- Part B: Dark Amber
- Consistency: Pourable liquid
- Viscosity (23°C) @ 20 rpm: 7,415 cPs
- Glass Transition Temperature (Tg): 123°C (degree Celsius); 253.4°F (degree Fahrenheit)
- Shore D Hardness: 83
- Coefficient of Thermal Expansion (CTE):
- Below Tg: 80.8 × 10⁻⁶ in/in °C
- Above Tg: 297.4 × 10⁻⁶ in/in °C
- Suggested Operating Temperature: < 300°C (Intermittent); < 572°F
Electrical and Thermal Properties:
- Thermal Conductivity: N/A
- Volume Resistivity @ 23°C: ≥1 x 1016 Ohm-cm
- Dielectric Constant (1KHz): 3.21
- Dissipation Factor (1KHz): 0.005
Optical Properties @ 23°C (73.4°F):
- Spectral Transmission: >95% @ 600-1200 nm
- Refractive Index: 1.5759 nm
Datasheet
SDS (Part A)
SDS (Part B)
Mixing Instructions
Technical Support
A purchase from Fiber Optic Center includes access to a team of experienced technical experts with hands-on industry experience. From on-site support and training to troubleshooting, process development, yield improvement, evaluations, and calibrations, we provide the practical guidance and expertise needed to help you maximize productivity and achieve exceptional results. Click here for more details on the technical advantage of Fiber Optic Center.
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