... , deep thermal image Neat end surface, good in tightness, convenient Fax paper roll210mmx30m, 216mmx30m, 257mmx30m, 210mmx50m, 216mmx50m,257mmx50m...etc. Ultra high ... by supermarkets, emporiums and banks 4) best improved to prevent print head wear 5) Reduce or eliminate residue from the thermal ... to the thermalpaper 7) Focus the heat from the thermal print head on the active coating.