necessary if the reservoirs are not emptied and flushed overnight, to prevent the cold adhesive from coming into contact with humidity. Over extended downtimes (weekends [...] extended downtimes. Flushing agent residues can be removed mechanically when cold. Cured residues of PUR hot melt adhesive in the roller pan and on the roller
/en/adhesives/cleaning-and-flushing-agents/cleaning-and-adhesive-change-of-wrapping-units/