Good Quality Factory Directly White Solid PUR(Polyurethane) Hot Melt Adhesive WANLI® PUR-1990 with Viscosity 25000~35000cps@140℃(Brookfield-ASTMD3236) for 3D Lamination Bonding of All Kinds of Wall Panels Substrates to PVC Films And Others.

Wanli® PUR hot melt adhesive PUR-1990 for 3D lamination bonding is a single-component reactive PUR hot melt adhesive with 100% solid content. PUR-1990 can be used for all kinds of wallboards substrates cladding to PVC and other materials. PUR-1990 is featured stable viscosity under heating at a certain temperature, very high initial bonding strength, quick positioning. After curing, PUR-1990 has excellent peel strength, perfect heat and humidity resistance and weather resistance.

APPLICATION
Wanli® PUR hot melt adhesive PUR-1990 is used for 3D lamination bonding. PUR-1990 can be used for all kinds of wallboards substrates cladding to PVC and other materials.

FEATURE
Stable viscosity under heating at a certain temperature.
Very high initial bonding strength.
Quick positioning.
PUR-1990 has excellent peel strength, perfect heat and humidity resistance and weather resistance after curing.

USER GUIDE
The package of PUR-1990 is suitable for all kinds of dispensing equipment.
It is recommended to use at an ambient temperature of 20-30℃.
The recommended operating temperature is 130℃~150℃.
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 up PUR-1990 where it’s dry, cool and avoid direct sunlight. The storage temperature should be not more than 35℃ and away from open fire or heat source.