... ) NdFeB Magnets are of different grades, such as:N,M,H,SH,UH,EH and AH. As for the size, we ... ) As an kind of iron based alloy, NdFeB type rare earth magnet is much more prone to surface oxidation or rust, and ... as soon as possible.*****Services: As a modern enterprise, our Company boasts abundant funds, high-end technical talents, sound management system ...