... process can be divided into cast AlNiCo and sintered AlNiCo. Alnico permanent magnet material features:1. The highest working ... surface usually don't need plating processing.5. Alnico permanent magnet materials: low mechanical strength, high hardness (fifty ... of customers.Cast alnico magnet applications:Instrument, meter, motor, medical treatment, teaching, sensors, pick-up, speaker, telephone, car ...