Gold Member Since 2015
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Hangzhou Xiaoshan Dunben Magnet Co., Ltd.

N42 NdFeB Magnet, Generator Magnet, Block Magnet manufacturer / supplier in China, offering Customized N42 Block Rare Earth Generator NdFeB Magnet, N35 Small Cylinder Permanent Neodymium Magnet (D3X2mm), Rare Earth Disc SmCo5 Magnet and so on.

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Supplier Homepage Product NdFeB Magnet Customized N42 Block Rare Earth Generator NdFeB Magnet

Customized N42 Block Rare Earth Generator NdFeB Magnet

Purchase Qty.:
(Pieces)
300-999 1,000+
FOB Unit Price: US $0.9 US $0.8
Purchase Qty. (Pieces) FOB Unit Price
300-999 US $0.9
1,000+ US $0.8
Get Latest Price
Port: Shanghai, China
Production Capacity: 20000PCS/Day
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: N42
  • Shape: Block
  • Grade: N42
  • Tolerance: +/-0.05mm
  • Magnetism Dircetion: Thickness
  • Transport Package: Standard Export Package with 32X24X26cm
  • Origin: Hangzhou
  • Application: Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
  • Coating: Zinc
  • Size: by Drawing
  • MOQ: 300PCS
  • Trademark: hzdunben
  • Specification: By drawing
  • HS Code: 85051190
Product Description
1.My promise 
a:100% new raw material (we promise all material is new,no second material)
b:100% most competitive price (I will try my best to get your ideal price)
c:100% shipment on time (i will iform u if any delay)
d:100% perfect service after sale (U can contact me any time if there is any questions after u get magnets)   

2.NdFeB Magnet
Neodymium( NdFeB )magnets are the strongest type of rare earth magnet commercially available and are manufactured in a wide range of shapes, sizes and grades. 
 
3. NdFeB Magnet Basic information 
MaterialSintered Neodymium-Iron-Boron (NdFeB)
SizeVarious kinds or according to customers' request
ShapeDisc/ Customzsed  (block,disc,Cylinder, Bar, Ring,
Countersunk, Segment,hook,cup, Trapezoid, Irregular shapes ,etc)
PerformanceN52/Customised (N33 N35 N38 N40 N42 N45 N48 N50 N52 …...)
CoatingNi-Cu-Ni, Nickel / Customised (Zn,Ni-Cu-Ni,Ni,Gold, Silver, Copper, Epoxy, Chrome, etc)
Size tolerance±0.05mm for diamater/thickness, ±0.1mm for width/length
MagnetizationThickness Magnetized, Axially Magnetized, Diametrally Magnetized, Multi-poles magnetized, Radial Magnetized. (Customzied specific requirements magnetized)
Max. Working 
Temperature
GradeMax. Operating Temperatures
N35-N5280°C (176°F)
33M- 48M100°C (212°F)
33H-48H120°C (248°F)
30SH-45SH150°C (302°F)
30UH-40UH180°C (356°F)
28EH-38EH200°C (392°F)
28AH-35AH220°C (428°F)
ApplicationsNeodymium(NdFeB) Magnet are widely used in many fields, such as motors, 
sensors, microphones, wind turbines, wind generators,  printer, switchboard,packing box , 
loudspeakers, magnetic separation, magnetic hooks, magnetic holder, magnetic chuck, ect.
 
4.NdFeB Magnet Surface coatings
SurfaceCoatingThickness
(Microns)
ColorResistance
Passivation 0-1Silver GreyTemporary Protection
NickelNi+Ni10-20Bright SilverExcellent against Humidity
Ni+Cu+Ni
ZincZn8-20Bright BlueGood Against Salt Spray
C-ZnShinny ColorExcellent Against Salt Spray
TinNi+Cu+Sn15-20SilverSuperior Against Humidity
GoldNi+Cu+Au10-20GoldSuperior Against Humidity
CopperNi+Cu10-20GoldTemporary Protection
EpoxyEpoxy15-25Black, Red, GreyExcellent Against Humidity & Salt Spray
Ni+Cu+Epoxy
Zn+Epoxy
ChemicalNi10-20Silver GreyExcellent Against Humidity
ParyleneParylene5-20GreyExcellent Against Humidity, Salt Spray. 
Superior Against Solvents, Gases, 
Fungi and Bacteria.

5. Physical and properties of NdFeB Magnet
Physical and Mechanical Properties of Neodymium Magnet:
Thermal Conductivity7.7 kcal/m-h-°C
Young's Modulus1.7 x 104 kg/mm2
Bending Strength24 kg/mm2
Compressive Strength80 kg/mm2
Electrical Resistivity160 µ-ohm-cm/cm2
Density7.4-7.55 g/cm3
Vickers Hardness500 - 600

6.NdFeB Magnet package
a:32X24X26CM standard export package
b:G.W of each carton is no more than 13KG

7.NdFeB Magnet delivery time
a:5-7days for sample
b:20-25days for large quantity
 
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