Description
HW 5541 is a polyurethane adhesive hardener designed for use with Arathane AW 5540 resin. It provides extended working time for positioning and assembly prior to cure, while delivering consistent bond performance after curing.
Key Product Details
| Property | Value |
|---|---|
| Chemistry | Polyurethane Hardener |
| Compatible Resin | AW 5540 |
| Viscosity | 20,000 cP |
| Color | Red |
| Work Life | 10–15 minutes |
Performance in Production
- Extended working time for assembly and alignment
- Suitable for automated dispensing systems
- Controlled placement before cure
- Consistent cured bond strength
Compatible Resin
Specification Note
For specification-controlled systems, use matching specification-grade resin and hardener combinations where required.







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