H.B. Fuller EA6412 is a black UV/thermal dual-cure adhesive with fast UV cure and strong adhesion to LCP after both the initial UV step and full cure. High thixotropy and low shrinkage make it suitable for image sensor assembly. FEYANA supplies H.B. Fuller EA6412 together with technical documentation and application selection support.
Key features
- Dual-cure chemistry: UV light for fast fixing, followed by heat for full cure
- Excellent bond strength to LCP after both the initial UV step and full cure
- Fast UV cure
- High thixotropic index (TI) for dispensing high-aspect-ratio beads
- Low shrinkage
Technical data
| Color | Black |
|---|---|
| Viscosity at 25°C (cPs) | 52,700 |
| Cure schedule | UV 4,000 mJ/cm2 (365nm) + 30 min @ 80°C |
| Hardness (Shore) | D 55 |
| Shelf life (months) | 6 @ -20°C |
| Viscosity at 25°C (cPs) – image sensor assembly | 51,340 |
| Cure schedule – image sensor assembly | UV 3,000 mJ/cm2 (365nm LED) + 60 min @ 80°C |
| Pot life at 25°C (days) | 3 |
Applications
- Image sensor assembly using a UV + heat cure process
Data are typical values from the manufacturer’s literature. Contact us for the TDS/SDS and selection advice.
Contact FEYANA: WhatsApp/Zalo +84 988 641 591 – sales.00@feyana.com




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