... ndfeb permanent magnets: 1. NdFeB Permanent Magnes twith different grades of: N35,N38,N40,N42,N45,N48,N50,N52(M, ... properties;With high cost-performance,Easy to be formed in different shape .Containing rich rare-earth materials.8. Widely used in ... different applications, such as sensors, motors, rotors, wind turbines/wind generators, ...