... service life High fracture toughness High strength hardness densi Zirconia Thermal InsulatorApplications include scissors, knifes, slitters, pump shafts, metalforming ... as susceptors (heaters) in high temperature induction furnaces.Applications include thermal insulator, tube & rod mill rolls, precision fixtures, stamping & extrusion dies, ... port city to the north of Shanghai Zirconia Thermal Insulator