1, appearance: take a look at the outer packaging, select ATM thermal roll paper should first check the outer packaging;

2, quantitative: refers to the weight or the number of sheets is enough, according to the relevant regulations, is generally a net content of 50 grams to 100 grams of goods, its negative deviation shall not exceed 4.5 grams; Goods of 200 grams to 300 grams shall not exceed 9 grams;

3, water absorption: you can drop water on the absorption rate, the faster the speed of water absorption, the better;

4. Whiteness: ATM thermal roll paper is not the whiter the better, it may be that excessive fluorescent bleach is added;

5, transverse tensile index: is the toughness of the paper, whether it is easy to crack;

6, softness: this is an important index of ATM thermal roll paper products, good thermal paper should give people a soft and comfortable feeling;

7, dust degree: the popular point is the paper dust more or less. If the raw material is log pulp, dust level is no problem;

8, hole: hole index is the limitation of the number of holes on wrinkle thermal paper, hole will affect the use of paper, too many holes of wrinkle roll paper is not only poor appearance, in use is also easy to damage, affect the wiping effect;