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You are here: Home » Products » Block Neodymium Magnet » China Wholesale Custom neodymium n42 block magnets (ROHS)

China Wholesale Custom neodymium n42 block magnets (ROHS)

Share to:
1.Neodymium Magnet
2.Material:Permanent Neodymium Magnet
3.Certificate:ISO9001,CE,ROHS,SGS
4. Attractive in price
Quantity:
  • Super Neodymium Magnetic Block
  • N33-N52,33M-48M,33H-48H,30SH-45SH,30UH-38UH and 30EH-38EH;
  • China Wholesale Custom neodymium n42 block magnets
  • Nickel, black, silver, gold, copper, red, blue
  • Ni, Ni-Cu-Ni, Zn, Ag, Au and other special plating
  • By sea,air,express
  • 3-7days after confirm Block Neodymium magnet
China Wholesale Custom neodymium n42 block magnets (ROHS)
Neodymium permanent magnet material available in the early 1980s, is now widely used in motor (motor), speakers (speaker), toys (toys) and some electrical appliances (electron), and other products. Components for Nd2Fe14B. Have very high magnetic properties, the largest energy product (BHmax) higher than the ferrite (Ferrite) 10 times more. Its own mechanical properties is also very good, cutting different shapes and bored. High-performance products of the highest temperature of up to 200 degrees Celsius. Because of its material content easily lead to corrosion, according to different requirements of different surface coating. (Such as plating Zn, Ni, Au, Epoxy, etc.)
 
1. Materials:  Neodymium-Iron-Boron;
 
2. Technology:  Utilizes new Sintered NdFeB magnet techniques and equipment such as strip casting, HDDR technology; 
 
3. Magnetic properties:  High coercive force, the max operation temp is up to 200 degree centigrade or 380 curie temperature; 
 
4. Grades:  N33-N52,33M-48M,33H-48H,30SH-45SH,30UH-38UH and 30EH-38EH;
 
5. Shapes and Sizes:  Various kinds or according to customers' request;
 
6. Coatings:  Ni, Zn, gold, copper, epoxy, chemical, parylene and so on;
 
7. Applications:  Widely used in different applications, such as sensors, motors, rotors, wind turbines/wind generators, loudspeakers, magnetic hooks, magnetic holder, filters automobiles and so on.
Product Specification
Physical Properties(NdFeB magnet)
Temp.Coeff.of Br:    -0.11% / °C Temp.Coeff.of iHc:          -0.60% / °C
Density:            7.4-7.6g/ cm⊃3; Electrical resistivity:        144μΩ.com
Vickers Hardness:        600/Hv Flexural Strength:              25kg/mm
Tensile Strength:      8.0kgs/mm⊃2; Coeff.of Thermal Expansion: 4 X 10/¯ª/°C
Specific Heat:    0.12kCal/(kg. °C) Thermal Conductivity:     7.7Kcal/(m.h. °C)
Young’s Modulus: 1.6 X 10⊃1;⊃1;N/m⊃2; Rigidity:                      0.64N/m⊃2;
Poisson’s Ratio:           0.24 Compressibility:           9.8 X 10¯⊃1;⊃2;m⊃2;/N
Curie Temperature:   310-340°C
 
 Dimension Range / Normal Tolerance
Block Length Width Thickness


Tile & other irregular shapes
Maximum 150.00mm 150.00mm 50.00mm



Minimum 1.00mm 1.00mm 0.50mm


Can be produced according to 
customer's sample or design
 
Export Advantage:
1.All inquiries, questions and emails will be replied within 24 hours.
2.Samples and small quantity are available.
3.Stock material for stable production.
4.Most favorable Price is available.
5.Excellent shipping forwarder to help to delivery magnet
6.Flexible Payment items include T/T in dvance and western union and L/C at sight or others
7.Quick deliery time & precise size tolerance
8.Good quality and assured service


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Magnetic Products of Customized Shapes and Sizes.

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 Tel: 86-551-63409690
 E-mail:admin@cnsupermagnet.com
 Phone: 86-13855156049
 Add:No.7598 Ziyun Road,Economic-Technological Development Area,Hefei,Anhui,China 230601

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