N35 Neodymium Magnet - 5mm X 4mm - Gold Plated - Pack of 20

These unique, small magnets have a professional gold plating and are great for display application...

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B&Q - N35 Neodymium Magnet For ArtsCraftsModel MakingHobbiesScience5mm X 4mm Thick0.66Kg PullGold PlatedPack Of 20
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Product Information

Full details

This guide is for hobbyists, crafters, therapists, and exhibition designers seeking high-quality, aesthetically pleasing magnets. The key benefit is their professional gold plating, offering both a luxury finish and superior corrosion resistance, ideal for display applications and therapeutic uses. A potential caveat is their N35 grade, which is slightly less powerful than higher grades, though still offers excellent value. These magnets are 5mm x 4mm, N35 grade neodymium, gold-plated, and come in a pack of 20, each supporting up to 0.66kg pull.

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BrandFIRST4MAGNETS

Extended Product Information

FAQs

What does 'N35 grade' mean?

N35 refers to the grade of the neodymium magnet, indicating its magnetic strength. N35 is a common and cost-effective grade, offering good magnetic force suitable for many general applications.

How much weight can these magnets hold?

Each magnet can support approximately 0.66kg (1.45 lbs) of pull force vertically when in flush contact with a mild steel surface. This can vary based on the thickness and type of steel, and any air gap.

Are these magnets suitable for therapy?

Yes, the gold plating offers a smooth, professional finish often preferred for therapeutic applications. Their size and strength are suitable for various personal uses.

Can I use these magnets outdoors?

The gold plating provides excellent corrosion resistance, making them more suitable for outdoor use than unplated magnets. However, prolonged exposure to harsh weather conditions may still affect their appearance or performance over time.

What happens if two magnets snap together?

Neodymium magnets are very strong and can snap together with significant force. This can cause them to chip, crack, or shatter. Always handle them with care and avoid letting them attract each other uncontrollably.

Are these magnets safe for children?

These magnets are small and should be kept away from young children, as they can be a choking hazard and dangerous if swallowed. Adult supervision is recommended for any use involving children.

How should I store these magnets?

Store magnets separately or with non-magnetic material (like cardboard or plastic) between them to prevent them from sticking together. Store them in a cool, dry place away from heat sources and sensitive electronic equipment.

Troubleshooting

Magnet does not hold as expected

Ensure the magnet is in direct contact with a clean mild steel surface. Check that the steel surface is thick enough and not compromised by paint or coatings. Verify the orientation of the poles if used with another magnet.

Magnet chipped or cracked

Neodymium magnets are brittle. Avoid allowing magnets to snap together forcefully. Handle with care and use separators when storing multiple magnets. Small chips may not significantly affect performance but can reduce corrosion resistance.

Gold plating appears tarnished

While highly corrosion resistant, prolonged exposure to certain environments can affect the plating. Clean gently with a soft cloth. Ensure the magnet has not been exposed to harsh chemicals.

Pros and Cons

Pros

  • Attractive gold-plated finish enhances aesthetic appeal.
  • Superior corrosion resistance due to gold plating.
  • Cost-effective compared to higher-grade neodymium magnets.
  • Compact size suitable for detailed work.
  • Reliable pull force for various holding tasks.
  • Good value for a pack of 20.

Cons

  • N35 grade is approximately 20% weaker than N42 grade.
  • Gold plating may eventually wear with extreme abrasion.
  • Small size means they can be a choking hazard for young children.
  • Neodymium magnets can be brittle and may chip or break if allowed to snap together forcefully.

Setup, Compatibility & Care

Setup:

These magnets require no setup beyond placement. Ensure the surfaces they will attach to are clean and free of debris for optimal magnetic contact. The north and south poles are on the opposite 5mm diameter faces.

Compatibility:

  • Compatible with mild steel surfaces for maximum holding power.
  • Can be attached to non-ferrous materials (like wood, plastic, or fabric) using strong adhesives.
  • Keep away from electronic devices, magnetic media, and pacemakers.

Care:

  • Clean gently with a soft, dry cloth. If necessary, use a slightly damp cloth, then dry immediately. Avoid abrasive cleaners.
  • Store magnets separately or with plastic/cardboard separators to prevent them from snapping together, which can cause damage.
  • Avoid exposing magnets to temperatures above 80°C (176°F), as this can weaken them.
  • The gold plating offers superior corrosion resistance, but avoid prolonged exposure to harsh chemicals or saltwater.

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