Thermal paper is coated with a special chemical that allows it to change color when exposed to heat. These rolls are widely used in thermal electronic applications for printing purposes.

GSM: 48-60 GSM: Most common range for standard thermal paper rolls 

70-80 GSM: Heavier thermal paper rolls

Application :  

Light GSM

Point-of-sale (POS) systems for printing receipts, tickets, and labels. 

Heavy GSM

Shipping labels, invoices, or medical reports & receipts.