Carbonless Paper has chemical coating either on the front or on the back (depending on the ply) which reacts and forms an image.
2 Ply Rolls: Top Layer has a coating on the back and the bottom layer has a coating on the front.
3 Ply Carbonless Rolls: Top Layer has a coating on the back, the middle layer has a coating on front and back and the bottom layer has a coating on the front.
Application of Carbonless Paper Roll?
Carbonless Paper Roll is used for consumer receipts at sales counters, restaurants, supermarkets, parking tickets, POS (Point of Sales) machines, credit card machines, ATM receipts, electricity bills, gas bills, etc. Carbonless Paper Rolls, also known as NCR (no carbon required) paper is used at places where a duplicate/ copy receipt has to be maintained.