Description
HS Magnet’s 36×22×8 mm ferrite ring magnet is engineered for reliable, cost-effective performance in loudspeaker motor assemblies and compact rotary devices. Made from premium barium ferrite (BaFe₁₂O₁₉), this ceramic ring magnet delivers stable magnetic power, excellent temperature resistance and tight dimensional control for audio, industrial and educational applications.
Key Features
- Material & Magnetic Properties
- Grade: Ferrite (BaFe₁₂O₁₉)
- Maximum energy product (BHₘₐₓ): ~3.5 kJ/m³ (0.45 MGOe)
- Remanence (Br): ~0.25 T
- Coercivity (Hcb): ≥ 160 kA/m
- Operating temperature: – 40 °C to + 250 °C
- Dimensions & Tolerance
- Outer diameter (Dₒ): 36.00 mm
- Inner diameter (Dᵢ): 22.00 mm
- Thickness (H): 8.00 mm
- Standard tolerance: ± 0.50 mm (± 0.20 mm optional)
- Surface & Finish
- Natural black ceramic surface
- Optional coatings: epoxy or rubber for enhanced impact and corrosion resistance
- Precision-molded for uniform ring geometry
- Packaging & Handling
- Individually foam-padded or poly-bagged to prevent chipping
- Supplied in bulk boxes, trays or custom blister packs
- Batch-number labeling for full traceability
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