An offset paper grade—produced with basis weights of 50:70 pounds—characterized by high degrees of printability and resistance to curling, used in the printing of calendars.
Calendaring
Calendering is done by pressing the paper web in one or more “rolling” nips formed by rolls with special properties
Calender
A series of highly-polished steel rollers at the end of a papermaking machine used to produce a desired finish on paper. See Calendering. Further calendering is performed on a separate machine …
Calender Cut
A paper defect caused during calendering of a paper web characterized by lines or fractures that tear easily under tension. Wrinkles present on a paper’s surface will impress deeply into the surface of the …
Calender Finish
A glossy paper finish produced by running the formed paper web through a calender.
Calender Spot
A paper defect characterized by shiny, transparent spots, generated during the calendering of a paper web. Calender spots are caused by a fragment of paper stuck to the roller of a calender and pressed deeply …
Calender Stack
Term for the stack of rollers that make up the calender section of a papermaking machine. See Calender.
Calender Wrinkle
A wrinkle or similar paper defect produced by the calender rollers.
Calender-Blackened Spots/Streaks
A paper defect characterized by dark spots or streaks on a paper surface, generated during calendering of a paperweb. Such marks are caused by a wet spot or streak on the web …
Calendered Fabric
A screen fabric used in screen printing which has been compressed or flattened by running one or both sides through a calender.