Ring Ferrite Magnet Loudspeaker Magnet D90xd32x17mm

Dimensions: OD 90mm x ID 32mm x Thickness 17mm Tolerance: ±0.1 x ±0.1 x ±0.1 Material: Ferrite Performance: Y30BH Paint/plating: / Magnetization direction: Thickness 17mm direction Maximum working temperature: 300ºC Remanence: 4,000 Gauss Maximum energy product: 4 MGOe