세라믹 자석이란 무엇인가요
세라믹 자석, also called ferrite magnets, were developed in the 1960s as a low-cost alternative to metallic magnets. They consist mainly of iron oxide and strontium carbonate. Ceramic magnets are corrosion-resistant and have a high resistance to demagnetization. They’re used in many industries because they’re cheap per […]










