This is an irreversible high temperature label printed with thermo paint using a special heat-resistant material. Color change at each temperature (original color → color change): 250℃/light greenish blue → black, 290℃/light pink → black, 310℃/light bluish gray → black, 330℃/light blue-green → brownish black
Irreversibility
Size: 10×37mm
Quantity: 1 box (10 sheets)
Temperature combination: 250-290-310-330℃
