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1.5mm N40 / N42 Neodymium Block Magnets for Speakers / Earphones

1.5mm N40 / N42 Neodymium Block Magnets for Speakers / Earphones photo-1
Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)
Key Specifications
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Brand Name:
ZC Magnets
Place of Origin:
China
Model Number:
MJMN: NBM03
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
7 days
Brand Name ZC Magnets
Place of Origin China
Model Number MJMN: NBM03
Delivery Time:15 -30 working days after received your payment
Certification:ISO9001/ROHS/SGS

Large Inventory Strong Block Neodymium Magnet in 12*4*1.5 for Promotion 
 
Inventory Goods for sale .  Magnets in stock . n38 neodymium magnets.
The good in qulity magnet block made by plant. OEM block magnet provider . Factory magnet professional supplier.
 
Zhongci magnets provides permanent magnet with custom shaped magnet, stabel and high precision magnet with wide range of magnetic properties.
 
Description & Specification:
 

Sintered NdFeB magnet

Strong permanent magnet with magnetic properties

Grades

N33, N35, N38, N40, N42, N45, N48, N50, N52, (M, H, SH, EH, UH )

Coatings

Nickel, Ni-Cu-Ni, Zinc, white-blue Zn, Black epoxy resin, Gold

Sizes

customized

Shapes

Disc, cylinder, sphere, block, ring, tile, arc, and other irregular shapes

Tolerance

0.05mm unless specified. 
 

Magnetized direction

Through thickness, diameter, axial, etc

Maximum working temperature

80 to 120 degrees C

Delivery time

Within 7-30 days when order confirmed

Package Condition

Standard air/sea protective package, unless specified.

Grade:

N35-N52 Max.     Working Temperature 80 °C

33M-48M Max.    Working Temperature 100 °C

33H-48H Max.     Working Temperature 120 °C

30SH-45SH Max.  Working Temperature 150 °C

30UH-40UH Max.  Working Temperature 180 °C

28EH-38EH Max.  Working Temperature 200 °C

 
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.
 
 

                              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

 
 
Magnetized direction:
 

 

Applications:
 
Motors,Generators,Sensors,Speakers, Earphones and other musical instruments, Magnetic therapy devices, Magnetic Chuck, Magnetic bearings and couplings, NdFeB Pot Magnet and other magnetic applications.
 
 
Competitive Advantage:

Neodymium magnets manufacturer since year 1999 with advanced technolgy on tooling and produciton.Good quality and stable magnetic properties are designed instead of inspection.Competitive price comes from good design and optimized manufacturing process.Total solutions for cost, quality, delivery, service, flexibility and value engineering.

 
Magnetic separation packaging:
 

 

 
 
 
FAQ:
 
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Gold Verified Supplier
5Yrs
Business Type
Trading Company
Total Employees
101 - 200 People
Main Markets
North America, South America, Eastern Europe
Location
Wenzhou, Zhejiang, China

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