The specification of NCR paper roll is basically fixed at 75 ~ 60, common carbon-free cash register paper are divided into two and three layers of duplicated paper. Depending on the color of the paper, there are two layers of white, two layers of white red, three layers of white, white red yellow, white red blue and so on, Pattern color does not affect the production cost of cash register paper, mainly influence the cost of cash register paper has three factors: diameter, paper thickness and paper grade.

The price of two layers 75*60 supermarket cash register is generally 2 yuan per volume, three layers are 2.5 yuan. This is the higher grade paper cost, many low-grade carbon-free base paper can be customized as production materials, the price of non-carbon supermarket cash register paper can be reduced by 40%.