TitleProduct

Cheap Price Permanent Small Neodymium Disc Ring Speaker Magnet

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Guangdong

  • Validity to:

    Long-term effective

  • Last update:

    2017-12-29 06:00

  • Browse the number:

    247

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Company Profile

Dongguan Cirun Electronics Co., Ltd.

By certification [File Integrity]

Contact:Mr. Victor(Mr.)  

Email:

Telephone:

Phone:

Area:Guangdong

Address:Guangdong

Website: http://www.cxtongxin.com/com/dgcirun/

Product Details


cheap price permanent small neodymium disc ring speaker magnet

Custom small disc ring shape neodymium magnets for mobile phone speaker, loudspeaker, earphone speaker, microphone etc.

1: Custom any size and shape rare earth neodymium magnet
2: Free design and free samples service
3: 100% production quality protection with real material
4: 100% on time shippment protection
5: 16 years experience in manufacturing neodymium magnet

1: Permanent Neodymium Magnets Description:

Product name

cheap price permanent small neodymium disc ring speaker magnet

Shape Custom ring disc shape (Sintered Neodymium magnets shape can customized)
Material NdFeB (Neodymium Iron Boron)
Coating Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper etc.
Tolerance in size +/-0.05mm or +/-0.1mm
Magnetization direction Thickness, Length, axially, diameter, radially, multipolar
Grade

N33-N52;N33M-N50M;N33H-N48H; N30SH-N45SH;N30UH-N40UH; N28EH-N38EH,N28AH-N35AH

Br(kgs) N35(11.8-12.2);N52(14.4-14.8);N35M(11.8-12.2);N30H(10.8-11.3); N30SH(10.8-11.2); N30UH(10.8-11.2); U30EH(10.8-11.2)
Hcj(ka/m) N35≥955; N52≥876; N30SH≥1353; N33AH≥2785
TW(degrees celsius)  N35≤80; N52≤70; N30SH≤150; N33AH≤240
Application NdFeB neodymium rare earth permanent magnets are widely use in many different area, such as motors, sensor, speaker, rotors, alarm, microphone, wind turbines/wind generators, magnetic hooks, magnetic holder, filters automobiles and so on
MOQ Samples could be offered
Delivery time 3 to 10 days for sample, 10 to 30 days for order. (According to the stock information)
Certification ROHS, SGS, ISO9001
 

2. Magnetic properties and grade:

Grade

Br mT
(KG).

Hcb KA/m
(k0e)

Hcj KA/m
(Koe)

BHmax kj/m3
(Mgoe)

Max Operation 
Temperature

N35

1170-1210(11.7-12.1).

≥868(≥10.9)

≥955(≥12)

263-287(33-36)

80

N38

1210-1250(12.1-12.5)

≥899(≥11.3)

≥955(≥12)

287-310(36-39)

80

N42

1280-1320(12.8-13.2)

≥923(≥11.6)

≥955(≥12)

318-342(40-43)

80

N45

1320-1380(13.2-13.8)

≥876(≥11.0)

≥955(≥12)

342-366(43-46)

80

N48

1380-1420(13.8-14.2)

≥835(≥10.5)

≥876(≥11)

366-390(46-49)

80

N50

1400-1450(14.0-14.5)

≥835(≥10.0)

≥880(≥11)

376-408(47-51)

80

 

3. Neodymium magnet shape and application:

SHAPE

APPLICATION

Cylinder NdFeB Magnets

Disc NdFeB Magnets

a) Motors

b) Sensors

c) Microphones

d) Switchboard

Block Neodymium

Cube Shape Magnet

a) VCM

b) Printer

c) Magnetic chuck

d) Switchboard

Ring Neodymium Magnets

Bar Magnets

a) Horn, Trumpet

b) Magnetic separation

c) Loudspeakers

Segment Neodymium 

Arc Segment Magnets

a) Motor

b) Wind turbines

c) Wind generators

d) Switchboard

Customized Size

Neodymium Magnets

a) Motors

b) Permanent-magnet machine

c) Magnetic device

d) Magnetic therapy

 

4: Magnetization Direction:

  • Thickness Magnetized
  • Axially Magnetized 
  • Diametrally Magnetized
  • Multi-poles magnetized
  • Radial Magnetized
  • Customzied specific requirements magnetized


5: Our Neodymium Magnets Advantage:

1. High Performance :

 Our neodymium magnet for variable frequency compressor,motor, rotor..
2. High Consistancy :
Our neodymium, (Br) and (Hcj) are much higher than 1.63. The consistency of the surface magnetic field and magnetic flux can be controlled at +/-0.05%.
3. High Working Temperature :
Our neodymium magnet can satisfy the working temperature requirements with excellent temperature resistance. can be in most applications.



6: Neodymium Magnet Production Flow:

Neodymium magnet melting-Pulverization-Magnetic filed orientation and molding-Sintering-Semi-finished inspection-Precision machining for cutting-Surface treatment-Magnetizing machine-inspection&packing-Ex factory



7: About Us:

Established in 2008, located in Dongguan City, Dongguan Cirun Electronics Co., Ltd. is a high-tech manufacturer for magnetic material, we mainly specialize in permanent neodymium magnet and ferrite magnet.

Our factory have 3000 square meters area, with first-class production equipment and perfect testing philosophy, that means we can provide top-quality products for our customers. Now we have export our magnet to Europe, North American, Southeast Asian and other countires.


For all, We persist in providing superior quality, competitive prices as well as prompt delivery. Based on this strong background for many years. We serve our customers sincerely while they treat us as their trustful friends.



8: FAQ for neodymium magnet?

1. Material type and grade required?
2. Size and shape? if available, a sketch or drawing with dimensions and tolerances.
3. Application of the magnets?
4. Max working temperature?
5. How many pcs you want?
6. Delivery with Magnetized or not? Magnetization direction?
7. When you need goods arrived?
8. How to help your project?

cheap price permanent small neodymium disc ring speaker magnet