EPO-TEK® 323LP High Temperature Epoxy, Heat Cure (2.5g)
EPO-TEK® 323LP Heat Cure, Extended Working Life, 2-Part Epoxy, 2.5 Gram Packet
The EPO-TEK® 323LP Epoxy is a two-component, high-temperature epoxy designed for semiconductor, hybrid, fiber, and optical applications. It is a longer pot life alternative of EPO-TEK® 353ND.
Features:
- Pot Life: 24 hours
 - It has an amber color change upon cure.
 - Recommended Cure: 150°C / 1 Hour
 
Physical Properties:
- Consistency: Pourable liquid
 - Viscosity (23°C): 3,500 - 5,000 cPs
 - Glass Transition Temperature, Tg: ≥ 100°C (degree Celsius)
 - Coefficient of Thermal Expansion (CTE):
- Below Tg: 51 x 10-6 in/in°C
 - Above Tg: 185 x 10-6 in/in°C
 
 - Shore D Hardness: 88
 - Suggested Operating Temperature: < 300 °C (Intermittent)
 
Optical Properties:
- Spectral Transmission:
- ≥ 94% @ 820-1,620 nm
 - ≥ 90% @ 640-800 nm
 
 - Refractive Index: 1.5704 @ 589 nm
 
See Datasheet for additional properties and application notes