1.Alnico Bar Magnet 2.Grade: 2,3,5,6,8,9 etc. 3. ... , strong anti-corrosion 1. Name: Alnico Bar Magnet for Sensors.2. Characteristics: Compact crystal, high intensity, good chemistry stability, stong anti-corrosion ... , excellent temperature stability, highest usage temperature reach 500 degree.3. Quality control: ISO9001:2000, SGS stardard.4. Material grade: LN10/LNG13 ...