AlNiCo5 Ring Shaped Magnet D250xd190x150mm large and strong 25kgs/pc

Dimensions: OD250mm x ID190mm x thickness150mm Tolerance: ± 0.2mm Material: AlNiCo MMPA: AlNiCo5 Paint/plating: / Magnetization direction: OD250mm Maximum working temperature: 550℃ Br: 12,500 Gauss BH(max): 5.5 MGOe