Item Name: LOCTITE® HHD 3547BK
Manufacturer: Henkel
Technologies: Polyurethane Hot Melt
Color: Black
Cure Type: Solidification and Moisture
Package Size: Contact to Techniq VN for details.
Shelf Life: Contact to Techniq VN for details.
LOCTITE HHD 3547BK is a one-component reactive polyurethane hot-melt adhesive with 100% solids content and slight odor. It requires no mixing and cures via solidification and moisture. The adhesive provides high initial strength, is suitable for automatic or manual assembly, and is not frost sensitive, making it ideal for rapid bonding applications in structural and electronic device assembly.
Structural adhesive applications
Electronic device assembly
Automatic or manual production processes
High initial strength bonding where fast handling is required
| Property | Uncured | Cured |
|---|---|---|
| Appearance | Black | – |
| Viscosity @ 110°C, mPa·s (cP) | 5,000 | – |
| Density @ 25°C, g/cm³ | 1.1 | – |
| Open Time (1 mm bead) | ~3 min | – |
| Application Temperature (°C) | 100–110 | – |
| Elongation at Break (%) | – | 655 |
| Tensile Strength (N/mm²) | – | >8 |
| Tensile Modulus (N/mm²) | – | 130 |
| Adhesive Tensile Strength PCGF to Ink Glass | – | After 1 hr: ≥2 N/mm²; After 24 hr: ≥6 N/mm² |
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