Rollers are basic and primary accessory for web process control.
Even surface, appropriate material of coating according to the application, uniform hardness over the surface, along with precision workmanship play vital roll in performance of the rubber roller.
Selection of roller type and coating material depend upon the application and the web material.
Key Performance Indicator:
v Giving appropriate hardness depending on type of printing
v No run out on finished diameter with reference to bearing size
v Outstanding rubber surface finish without porosity
v Dimensional accuracy
v Best printing result
v Long life
v Good abrasion resistance
v Uniform quality of film