Unlike thermoplastic Hot melt adhesives. PU hot melts need an additional curing process.Hotmelt Coating by roller coaters
Hotmelt Coating Stations can be based on roller coaters or slot die extruders. Slot die Coating Heads apply hotmelt with a coating weight between 10 and 50 gr/m2. Most slot die Coating Heads have a fixed width, some may have an adjustable bar that excludes a part of the the adhesive coating layer.
Coating/converting machinery
Hotmelt Coating Stations can be adapted for integration in (existing) machines or complete assembly lines. Hotmelt Coating Stations may become an essential step in more and more industries, as it is already in the whitegoods and automotive industry.