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China Courage Permanent Magnet Manufacturer

14 Years High Performance Permanent Magnet Supplier & Factory

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4mm diameter x 20mm Strong Neodymium Cylinder Rod Magnet

Material:Rare Earth Neodymium/NdFeB

Shape:Round/disc/cylinder

Appearance:Silvery White

Grade:N35/N38/N40/N42/N45/N48/N50/N52 (M H SH DH EH AH)

Coating:Nickel (Epoxy,Zinc,Gold,etc coatings are available)

Tolerance:±0.05mm

Packing:Neutral Packing or Specified Requirements

Pull Force:0.35kg

Delivery Time:5-20days

Place Of Origin:Dongguan,Guangdong Province,China

Working Temperature:80℃(highest 220ºC for neodymium material)

Magnetizing Direction:Thickness

Surface Magnetic Strength:>4300 gauss

  • Product Details
  • Why Choose Us
  • FAQs
  • Packing & Delivery

The rod magnet is made of rare earth neodymium element, the specific size is that 4mm in diameter, 20mm in thickness. The surface coating color is nickel with silvery white, but Epoxy, Zinc, Gold, etc coatings also are available to choose. Neodymium is easy to be oxidation and corrosion. The plating is in order to reduce this occurrence. Therefore, many customers will choose neodymium magnets because of its high performance and the disadvantages is reduced risk through coating.


The surface of this magnet is smooth, long life (in the normal use of the product can ensure that the magnet life will not decline earlier than the product), the suction is strong and permanent, can be adsorbed across a certain thickness of the table, can be recycled, and not easy to demagnetize. It is widely be used in model making, craft, hardware products, decoration, home appliances, electronic products, precision instruments, medical equipment, etc.


The display of axially magnetized 4 x 20mm Strong Neodymium cylinder rod magnets:

The display of axially magnetized 4 x 20mm Strong Neodymium cylinder rod magnets


Other 4mm diameter magnets;

4mm diameter x 7mm thick strong neodymium cylinder magnets

Dongguan Courage Magnetoelectric Technology Co., Ltd. is a Chinese magnet manufacturer specializing in the production of strong neodymium magnets, ceramic ferrite magnets, motor multipole magnets. We have cooperated with many customers for many years, mainly for the following reasons:


1, We are good at processing high performance, high precision, high difficulty magnet, especially in the field of DC motor magnet, have strong professional knowledge, experience.


2, We have a professional production, sales, design team, based on the industry for more than 14 years.


3, We have advanced magnet production and testing equipment, according to customer requirements to design, production of special requirements of magnet products,


4. The company's products have passed SGS, ROHS, REACH certification and a complete ISO9001 quality management system, specializing in providing high-quality permanent magnet products to customers in various countries.


5. Experience in serving Western, Asian and North American companies, we also have close ties with other regions, fedex or DHL can deliver,


6, Even if our customers do not know much about magnets, we will help and provide accurate product solutions.


You may be interested;

Courage Magnet Manufacturer Magnet Testing Certificate & Report

You may be interested in these magnet problems (Q&A) ;


1、Could you give me some magnet samples?

Yes, we have magnets in stock to help you get samples as soon as possible.


2、How long will it take me to get a reply to your email or inquiry?

We will contact you as soon as possible within 12 hours.


3、Why don't the magnets on your company website say the price?

Magnets belong to functional products, most customers have different requirements for magnets, such as material, shape, performance, tolerance, temperature resistance, purchase quantity, etc., we can customize processing according to your requirements, so we need to clarify your specific needs and then give you a quote.


4、Do you guarantee the quality of your magnet products?

We have ISO,SGS and REACH certifications. If necessary, we can send you relevant materials.


5、May I come and visit your magnet factory?

Sure. We'll show you around our factory if you want.


6、What is your delivery time?

See if there is spot stock, if there is immediately can be arranged to send, if there is no need to process in 10-30 days or so, depending on what kind of magnet.


More Questions and Answers about Magnets: https://www.couragemagnet.com/magnet-faqs/

Courage magnet manufacturer magnet packaging and delivery method:


China Courage magnet manufacturer magnet packaging and delivery method


The magnets we make are mainly delivered to you by sea or air. The packaging is generally neutral packaging, shielded packaging, vacuum packaging, pallets, etc., which can be packed according to your requirements.


Explanation:


a: Express (TNT, DHL, FedEx, UPS, etc.), air freight, sea freight.


b: The weight is less than 40Kgs. We suggest sending it to you by shield box.


c: It weighs between 40 kg and 100 kg. It can be expressed or shipped by air.


d: The weight is over 100 kg. We suggest sea transportation.

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