Countersunk Hole Neodymium Magnets - 16mm x 8mm x 3mm

Customized Countersunk Hole Neodymium Magnets. Grade & Size & Shape of our magnets can be customized according to your requirements. One-Stop Service: Designing, Tooling set up, Manufacturing, Co-Packing, and Delivery.

Item

Countersunk Hole Neodymium Magnets

Brand Name

Jin Tong

Size

16mm x 8mm x 3mm; or according to customers' request

Tolerance

Standard +/-0.05mm, Min.+/-0.03mm; a. Before grinding and cutting, we inspection the black product tolerance; b. Before and after coating, we will inspection the tolerance by AQL standard; c. Before delivery, will inspection the tolerance by AQL standard.

Coating

Nickel ( Ni, Zn, NiCuNi, gold, silver, copper epoxy can be customized )

Grade

N35-N52( M, H, SH, UH, EH series ) to choose from

Material

Neodymium Iron Boron Magnets

MOQ

1000 pcs

Sample

Accept

1. How to customized your magnets?

( Size, shape, grade,coating,ect can be customized according to your requirements. )

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2. How Strong is Neodymium Magnet?

-- Different NdFeB Magnet Parameters:

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3. Surface Treatment

There have many plating options like Nickel coating, Zinc, Gold, Black Epoxy, White Epoxy and so on.
Zn and Nickle coating is the most popular coating.

After plating, has a good rust, corrosion resistance.


Different coatings for your choose

Coating

 Suface Color

Coating Thickness

Application

Salt Spray Test 

Zn

Blue White

5 ~ 10 Microns

Have a high anti-corrosion ability

> 24 hr 

Nickle

Glowing Sliver

15 ~ 30 Microns 

Applicable to a more harsh enviroment

> 48 hr 

Epoxy

Black

15 ~ 30 Microns

Toy, insulation machinery

> 300 hr 

Gold

Golden

5 ~ 10 Microns

Decorative, heathy-care 

> 24 hr

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4. Magnetization Side

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Application of Countersunk Neodymium Magnets


Acoustic field: the speaker, receiver, microphone, alarm, stage audio, car audio and so on.

Electronics: permanent magnetic actuator vacuum circuit breakers, magnetic relays, meter, meter, sound meter, a reed switch, sensors.

Electrical field: VCM, CD / DVD-ROM, generators, motors, servo motors, micro-motors, motors, vibration motors.

Machinery and equipment: magnetic separation, magnetic crane, magnetic machinery.

Healthcare: MRI scanners, medical equipment, magnetic health products and so on.

Other industries: magnetized Wax, pipe descaling, magnetic fixture, automatic mahjong machine, magnetic locks, doors and windows magnetic, magnetic luggage, leather magnetic toys, magnetic tools, gifts and packaging.

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Some Daily Life Application Show:

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Magnets Package:

1. Disc Magnet is a special goods for delivery, and they have to make special packing before transportation.

2. Antimagnetic Packaging / Neutral Packing / Custom-make Welcome

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Warning :

1. Keep away from pacemakers.

2. Powerful magnets may hurt your fingers.

3. Do not touch for children, parental supervision required.

4. All magnets may be chip and shatter, but if it is used correctly, it can last a lifetime.

5. If the magnet is damaged, please dispose of completely. Shards are still magnetized.

6. If magnet is swallowed, it will be very dangerous.


Consultation Contact us
Announcement

Jin Tong Magnet will join in CWIEME exhibition in Berlin International Convention Center from May 10th to 12th, 2022. Our booth number is 52C01. If you are convenient, we warmly welcome you to visit our booth.