PUR546S Bonding of the upper and lower shell structures of the earphones
PUR546S is a hypoallergenic adhesive specifically formulated for superior performance in various bonding applications. It boasts excellent impact resistance and is ideal for bonding the upper and lower shell structures of earphones. With its fast positioning speed and low viscosity, PUR546S ensures ease of application and excellent processability, making it suitable for both manual and automated manufacturing processes.
This adhesive excels in harsh environments, offering outstanding resistance to moisture, heat, acids, and alkalis, ensuring durability and longevity. Its good toughness enhances its bonding capabilities across a range of materials, including PC, ABS, ink glass, and metal. PUR546S is designed to meet the demanding needs of modern industries, providing reliable adhesion without compromising on safety or performance. Whether for consumer electronics or other applications, PUR546S delivers the strength and flexibility needed for long-lasting bonds.
Features and benefits
- Hypoallergenic formulation
- Excellent impact resistance
- Fast positioning speed and low viscosity
- Good processability for easy application
- Outstanding resistance to moisture, heat, acids, and alkalis
- Good toughness for reliable bonds
- Suitable for PC, ABS, ink glass, and metal bonding
Specifications
| PUR546S | Specifications |
| Product type | Polyurethane Hotmelt Adhesive |
| Features | Hypoallergenic, excellent impact resistance |
| Viscosity (100℃) | 8000 mpas |
| Open time | 6 mins |
| Shear strength | 8 Mpa |
| Appearance | Milky white light to yellow when solid |
| Typical Application | Bonding of the upper and lower shell structures of the earphones |
| Product Benefits | 1. Fast positioning speed, low viscosity, good processability. 2. Excellent resistance to moisture and heat, acid and alkali. 3. Good toughness and excellent impact resistance. |
| Applicable substrate | PC/ABS/Ink glass/Metal, etc. |
| Difficult-to-bond substrates | PP/PA/PP Glass Fiber |
| Curing method | Moisture curing |
| Shelf life | 6 months |
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