METHOD OF THERMAL TREATMENT OF TOROIDAL CORES FROM AMORPHOUS IRON-COBALT ALLOYS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to electrical engineering, in particular to the manufacture u0434u0440u043eu0441u0441u0435u043bu0435u0439 which smooth filters. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - reducing the labour intensity of u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 cores by u0438u0441u043au043bu044eu0447u0435u043du0438u00a0 crystallization operation zones and obtain accurate u0437u043du0430u0447u0435u043du0438u00a0 mage heart u043du0438u0442u043du043eu0439 permeability.method includes annealing temperature lower than the temperature u043au0440u0438u0441u0442u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u0438 u0434u043bu00a0 u0441u043du00a0u0442u0438u00a0 u043du0430u043fu0440u00a0u0436u0435u043du0438u0439 and annealing at a temperature of crystallization u0434u043bu00a0 partial u043au0440u0438u0441u0442u0430u043bu043bu0438u0437 stock throughout the volume of heart, the heart u0438u0437u043cu0435u0440u00a0u044eu0442 magnetic permeability and magnetic permeability values for achieving the necessary heart e the rapidly cooled. 1 u0438u043b., 1 table.