With the continuous development of consumer electronics, TWS Bluetooth earphones have become mainstream in the market due to their lightweight and wireless advantages. In the design and manufacturing of TWS Bluetooth earphones, adhesives play a critical role. EUBO’s PUR hot-melt adhesive provides efficient bonding, sealing, and protection for various components of the earphones, meeting the requirements for miniaturization, precision, and high performance.

TWS Bluetooth Earphone Bonding Solution

EUBO’s UR 6140 hot-melt adhesive solution is specifically designed for TWS Bluetooth earphones, capable of meeting the demands of their complex structures. Particularly for small components such as earphone screens, high precision and consistency of the adhesive are critical. UR 6140 offers excellent initial bonding strength, high-temperature resistance, and chemical stability, ensuring the earphones remain reliable under various conditions. Its environmentally friendly formula, 100% solid content, and solvent-free characteristics comply with international environmental standards while ensuring safety during the manufacturing process.

UR6140 Hot-Melt Adhesive Applications

UR 6140 hot-melt adhesive is widely used in multiple key components of TWS Bluetooth earphones, including the front housing of the earphone cavity, charging contact modules, speaker module FPC fixation, and battery securing. Through precise dispensing processes, UR 6140 provides stable bonding strength while offering excellent water- and dust-resistant properties, significantly enhancing the earphones’ sealing performance and durability.

Features of EUBO UR 6140 Adhesive

High Initial Bonding Strength:
Rapidly forms a strong bond, allowing for short or even no pressure curing.

Cold and Humidity Resistance:
Maintains excellent performance under extreme temperature and humidity, ensuring earphone stability in various climates.

Water and Sweat Resistance:
Ideal for earphones and other consumer electronics, effectively resisting moisture and sweat.

Excellent Adhesion:
Provides strong bonding across multiple substrates, ensuring the stability of earphone components.

Weather and Chemical Resistance:
Retains outstanding adhesion even in harsh conditions such as humidity, sweat, and salt spray.

100% Solid Content, Solvent-Free:
Environmentally friendly and safe, compliant with international environmental standards.

EUBO provides TWS Bluetooth earphone manufacturers with efficient and reliable PUR hot-melt adhesive solutions, helping earphones achieve optimal performance in precision structure, lightweight design, and durability, meeting the market demand for high-quality Bluetooth earphones.