Bank, Rubber Mill
n A relatively small amount of unvulcanized rubber compound rolling in the space between two mill rolls, while the major portion of the compound is bonded around the first roll. A pencil bank is a small, smooth rolling amount of compound between a calendar roll and fabric surface being surface or friction coated. (Vincenti R (ed) (1994) Elsevier’s textile dictionary. Elsevier Science and Technology Books, New York).