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Custom Strong N50 Sintered NdFeb Permanent Magnets N30UH - N40UH 

Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: MJMN: PM01

Product Description & Specification: Knowledge of sintered NdFeB magnet: NdFeBmagnet is a ki

Product Description & Specification:
 
Knowledge of sintered NdFeB magnet:
 
NdFeBmagnet is a kind of strong permanent magnet. Its lifetime can be 30 years when the working temperature is reasonable.  
The most special feature is that its volume is small, but the pull force is very strong.
It can be used almost everwhere in our life, such as industrial , moto, speaker and so on.
 
Our company
 
Guangzhou Factory
 


 
Wuxi Factory
 


 
 
1. Grades
 
Range: N35-N52; N35M-N50M;
       N35H-N48H, N35SH-N45SH;
       N30UH-N40UH,  N30EH-N38EH.
 
Professional suggestions:  
    -The grade like N48-N52 could meet your requirements on strong power.
      -Standard one like N35 or N40 is okay for your normal applications.
    - If you have requirement on the working temperature, please note it.
 
2. Shapes
 
    Others available: Block, Ring, Cylinder, Disc, Customized shape as your design.
 
 
3. Size
 

Block / Bar

 Length x Width x Thickness

Disc / Cylinder

 Diamter x Thickness

Ring

 External Diamter x Internal Diameter x Thickness

Irregular

 According to customer's size or drawing request.

  You could choose freely according to your plan.
 
 
4. Coatings
 
Others available: Nickel, Zinc, Gold, Silver, Epoxy, Parylene, etc.

                              Coating and Corrosive Resistance of Sintered NdFeB

Surface

Coating

colour

Thickness
(um)

Resistance can be

Corrosive Resistance

PCT Test

Salt Spray Test

Nickel

Ni/NiCuNi

Silver

10-20

48h/72h

72h

excellent

Zinc

blue zinc/colour zinc

brightblue/shinyblue

8-20

24

24

good

epoxy

epoxy/NiCu+Epoxy

black/grey

15-25

48

96

excellent

Tin

NiCuSn

silver

15-20

72

72

superior

Parylene

Parylene

grey

15-25

96

200

superior

Teflon

Teflon

grey

10-20

12

24

superior

Phosphorization

      -

grey

1-2

   -

  -

temporary protection

Passivation

      -

grey

1-2

   -

  -

temporary protection

 
 
5. Orientation
Through the direction of thickness or according to your needs.
 
a. Thickness Magnetized
b. Axially Magnetized
c. Diametrally Magnetized
d. Mult-poles Magnetized
e. Radial Magnetized
f. Customzied Specific Requirements Magnetized
 

 
 
Applications:
 
 

 
Competitive Advantage:

  1. Original manufacture
  2. More than15years magnet manufactured experiences(since 1999)
  3. Competitive price, stable quality, fast delivery, good service.

      4. Unique customized according to your requirements
 
 
Please have the following information avaliable when you contact us.
 

  1. The magnet’s Grade.
  2. Any details on finish of surface.
  3. Dimensions, tolerances, shapes.
  4. Application for magnet.
  5. Quantities.
  6. Any other specifications & information.

 
We can manufacture a custom magnet for your application.If you have any question,please do not hesitate to contact me.
 
FAQ:
 
1. What’s the payment terms?

  • T/T in advance (telegrafic transfer - bank order), for new customer, or small order , or samples order, or shipment by air.
  • L/C for larger order.
  • Any other payment terms,we can talk over them.

 
2. Sample fee?Delivery date?Shipment?

  • Sample fee: If it is commonly used specifications of the products and our warehouse have inventory, we can provide you with free samples;      Customized specifications of the products, we need a certain amount of sample fee to control the cost of material.
  • Delivery Date:  It's according to the contract,If for any reason there is a delay, we will contact you with an estimate of the revised delivery date.
  • Shipment: We always use DHL Courier company.Fed Ex,EMS etc.,we can talk over this.

 
3. Will magnets lose their power over time?
Do lose a very small fraction of their magnetism over time. But if elect the wrong materials and exceed the max work tempreture,magnet will lose magnetism forever.
 
4, What’s the tolerance?
Commonly +/-0.05mm in the line,or you can choose according to your plan.
 
 
About us:
 
Zhongci Holding:
Guangzhou ZhongCi Magnetic Co., Ltd
(Location: Zengcheng, Guangzhou)
MingJie Magnets Co., Limited(Wuxi, Jiangsu)

bigPhoto
 Mr. Shirley Wu

Tel: 86-20-82781333
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Company Info

Guangzhou Zhongci Magnetic Co., Ltd. [China (Mainland)]


Business Type:Manufacturer
City: Guangzhou
Province/State: Guangdong
Country/Region: China (Mainland)

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