Description
HS Magnet’s N42 neodymium disc magnet with countersunk hole (Ø 40.00 × 2.05 mm) combines powerful magnetic performance and precision engineering for secure, flush mounting in a variety of applications. Crafted from high-grade NdFeB alloy and protected by a corrosion-resistant finish, it ensures reliable performance even in demanding environments.
Key Features
- Material & Grade
• NdFeB, Grade N42 for high magnetic energy product (≈ 42 MGOe)
• Remanence (Br): 1.26 – 1.30 T
• Intrinsic coercivity (Hcj): ≥ 955 kA/m
• Temperature range: – 40 °C to + 80 °C - Dimensions & Countersunk Hole
• Outer diameter: 40.00 mm
• Thickness: 2.05 mm
• Countersunk hole: suitable for M4 flat-head screw (≈ 7.8 mm dia. × 2.0 mm depth)
• Standard tolerance: ± 0.05 mm - Coating & Finish
• Standard: Ni–Cu–Ni multilayer plating for superior corrosion resistance
• Options: epoxy, zinc or gold plating
• Precision-ground faces for flatness and uniform thickness - Packaging & Handling
• Individually foam-padded or poly-bagged to prevent chipping
• Tray, bulk or custom blister packaging available
• Batch-number labeling for full traceability
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