Description
HS Magnet’s Alnico 3 teaching magnet (140×12×6 mm) is engineered for primary and secondary school science classes, offering stable magnetic performance and hands-on learning. Tailored school-kit packaging and optional pole-identification stickers make it ideal for classroom demonstrations and STEM experiments.
Key Features
- Material & Performance
• Grade: Alnico 3 (Al–Ni–Co alloy)
• Remanence (Br): ≈ 0.8 T
• Maximum energy product (BHₘₐₓ): ≈ 2.8 MGOe
• Coercivity (Hcj): ≈ 8 kA/m
• Operating temperature up to 525 °C - Dimensions & Tolerance
• Length: 140 mm
• Width: 12 mm
• Thickness: 6 mm
• Standard tolerance: ± 0.5 mm (tight ± 0.2 mm available) - Pole Identification
• Red/blue vinyl stickers for North/South poles
• Easy peel-and-stick application - Custom School Kits
• Branded blister packs or bulk classroom sets
• Educational inserts: worksheets, experiment guides
• Custom labels, logos or color themes on request - Safety & Durability
• Smooth, rounded edges for student safety
• Robust Alnico surface resists chipping







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