Motor magnet, magnet generator. b):Grade: N35EH. low weight loss and low tempt coefficient. b): Applications : speaker,etc Our NdFeB magnet details.Coating: Ni, Zn, gold, sliver, epoxy, passivated and Zn3+CrGrades: N52, N50M, N45SH, 38EH and 33AHMaximum working temperature: 240°CLightweight loss material: ≤1mg/cm2Low-temperature co-efficient: ≤-0.45°CFlexibleUsed in motors, auto parts and wind energyProduction capacity: NdFeB magnet: 2160T/yearHard ferrite magnet: 6000T/year