Ami instruments & electricals is engaged in manufacturing the spares of heat treatment equipment & electrical furnaces to provide complete solution for temperature sensing. These are specially developed and manufactured to suit modern industry requirements. As part of that, the company offers thermocouple sheaths/insulators. These are made of ceramic. Thermocouple sheaths/insulators are available in 60% & 99.7% allumina. These are used as protection tubes steels, forgings, foundries, chemicals and glass etc. 60% allumina sheaths/insulators are capable of enduring continuous operating temperature 1450 d.C where as 99.7% allumina sheaths/insulators can withstand continuous operating temperature 1700 d.C.