Tempilaq Temperature Indicator 700 Degree 2 oz

Laboratory control, minimum cost. For furnace or open flame hardening and tempering of steel parts. Apply thin smear to surface to be treated. When desired temperature is reached, Tempilaq melts sharply. Disregard color changes, when Templiaq melts, quench! SPECS: 2 fl. oz. (59 ml) in brush top bottle.