Poor squeezing result
Causes Unsuitable coating Damage to the roll surface [...]
High temperature load
Causes Heat transfer through hot products or media [...]
Lamination issues
Causes Adhesion of the product to the roll [...]
Slipping due to lack of web traction
Causes Coefficient of friction too low Oil or [...]
Damage due to pickling/ degreasing
Causes Insufficient acid resistance of the roll cover [...]
High mechanical load
Causes High line loads Hysteresis Core binding overload [...]
Issues with corona treatment
Causes Non-homogeneous roll coating Insufficient electrical insulation Spark [...]
Contaminated surfaces
Causes Contamination due to e.g. dust, off-cuts, abrasion [...]
Film extrusion adhesion
Causes Coating too adhesive No long-lasting anti-adhesiveness Successive [...]
Thermal process issues
Causes No sufficient heat conduction due to roll coatingInsulation due to [...]