Largest size, Largest flux: 6,000 gauss, Coatings of magnets: Zn, Ni, epoxy, High grade canbe used, as N38SH, N38, N42, N45 etc. 1.Product: Sintered NdFeB / NdFeB magnet / Rare Earth Magnet2..Standard:ISO9001:20003..Grade: N50,48M,45H,42SH,40UH,N35,N38 etc.4..Production flow:Raw material--material collocation--smelting--powder process--power press--sinering and limitation period--testing--machine ...