White To Yellowish PUR Glue For Bookbinding , Hot Melt Binding Glue For Paper PUR-7215

12-02-Book Binding Adhesives-Book Back Binding Adhesives-PUR-7215

Wanli® PUR hot melt adhesive PUR-7215 for book back bonding is a single-component reactive PUR hot melt adhesive with 100% solid content. PUR-7215 can be used for paper, PET, PVC, and thin metal sheets. PUR-7215 is featured stable viscosity under heating at a certain temperature, high initial bonding strength and final bonding strength, the flexibility of the adhesive layer is good, and the curing time is about 2-4 hours. After curing, it has good peeling strength, good heat&humidity resistance and chemical resistance.

APPLICATION

Wanli® PUR hot melt adhesive PUR-7215 is used for book back bonding. PUR-7215 can be used for paper, PET, PVC, and thin metal sheets.

FEATURE

Stable viscosity under heating at a certain temperature.

High initial bonding strength and final bonding strength.

After curing, it has good peeling strength, good heat&humidity resistance and chemical resistance.

USER GUIDE

The package of PUR-7215 is suitable for various dispensing equipment.

The recommended operating temperature is 110℃~140℃.

In order to achieve complete curing, it is better to place finished product in a working environment with suitable temperature and humidity (recommended temperature: 23~25℃, about 65% relative humidity).

STORAGE

Store the product where it’s dry, cool and avoid direct sunlight. The storage temperature should be no more than 35℃ and avoid open fire or heat source.