Multi-pole magnetic rings made of permanent magnet materials are widely used in the field of motors. Each enterprise and unit has different testing methods for this type of magnetic rings, and problems often arise during benchmarking. Based on comprehensive industry information and experience, this type of magnetic ring testing includes the following contents: appearance inspection, dimensional measurement and surface magnetic performance testing, etc. This specification explains these contents item by item, and recommends this standard as the acceptance standard for both suppliers and buyers of this type of magnetic ring products. This document specifies the terms and definitions, test devices, test samples, test methods and requirements, records and test reports of permanent magnet material multi-pole magnetic rings.
T/MBJX 0007-2021 history
2021T/MBJX 0007-2021 Test specification for multipole magnetic rings of permanent magnetic materials