The  common weights of thermal paper are 55g, 58g, 63g, 65g, 70g, 80g, 100g, 200g and 230g.

The weight of thermal printing paper refers to the net weight, and the unit is grams per square meter.

Thermal paper with a thickness of 55 grams is relatively thin, and it is usually used in fields such as fax paper and medical ECG drawings.

58 grams of thermal paper is widely used in the field of cash register paper. Compared with 55 grams of fax thermal paper, the color rendering requirements are slightly lower, and its thickness is similar to that of 55 grams of thermal printing paper. Usually, this kind of paper is widely used in foreign countries, and 58g thermal paper is generally preferred for those who do not require high thickness, because it can also be printed, and the diameter of 58g thermal paper will be smaller and take up less space.

63 grams, 65 grams and 70 grams of thermal paper are generally the final net weight obtained by thermal paper manufacturers according to different thicknesses of base paper, coated with different thicknesses of thermal coating coatings, which are most used in cash register paper thermal The field of sensitive printing paper is the result of the manufacturer's personalized customization according to market differentiation needs, and it is also the choice made by the manufacturer's own equipment. At present, 63g-70g thermal paper is the mainstream in the southern China cash register paper thermal printer market.

80 grams of thermal paper is mostly special paper, including three-proof paper, two-proof paper and first-proof paper, etc., which are added with a special protective coating on the application function of thermal printing paper, for waterproof, oil-proof or high-temperature resistance, etc. Manufactured in special environments, mostly used in areas with high requirements such as kitchen thermal printing three-proof paper, movie tickets, etc.

180g, 200g and 230g of thermal paper are called thermal cardboard in the industry.