Neodymium Disc magnet

  • Material : NdFeB or Neodymium Iron Boron
  • Shape of magnet: Disc
  • Grade of magnet: N38
  • Dimension: D20 x 5mm
  • Tolerance: +/-0.1mm
  • Plating : Black Epoxy Resin
  • Operating Temp(Max).: 80℃ (176℉)
  • Maximum Br: 12500Guass
  • Magnetized Direction: Axially Magnetized.
  • Application:NdFeB small disc magnet,great for hand craft , office and science projects.
  • Other size and grade are available on request

N38 Grade  NdFeB Round Magnet Dia 20 x 5mm

Grade of Neodymium Magnet                                 
N33   N35  N38  N40  N42  N45  N48  N50  N52                              Working Temp. 80℃ (176℉)
33M   35M  38M  40M  42M  45M  48M  50M                                    Working Temp. 100℃ (212℉)
33H   35H  38H  40H  42H  45H  48H  50H                                      Working Temp. 120℃ (248℉)
33SH  35SH  38SH  40SH  42SH  45SH                                          Working Temp. 150℃(302℉)
30U   33UH  35UH  38UH  40UH  42UH                                           Working Temp. 180℃ (356℉)
30EH  33EH  35EH  38EH  40EH                                                     Working Temp. 200℃ (392℉)
28AH  30AH  33AH                                                                       Working Temp. 230° C (446℉)

Dimension range of Disc Magnet
Diameter:   2.0mm ~ 180mm
Thickness :   1.0mm ~ 50mm

Tolerance of Neodymium Magnet
Standard tolerance : +/-0.1mm  (±0.004” )
Also stricter tolerance are possible if specially requested.

Surface coating of Neodymium Magnet
Nickle, Zinc, Ni-Cu-Ni, Silver, Gold, Black or Grey epoxy resin, Passivation, Parylene, Ni+Sn
Also provide special suface protection to neodymium magnet, Iron cover, Plastic coated,
Rubber coated

Packaging and Delivery

Packaging: Neutral box packaging, inner box , foam inside and other protection, to ensure
safely of transportation.
Delivery time: 8 ~ 20days, depend on customer’s order quantity.

How to order

1. Type of magnet and Grade
2. Shape and dimenion of Magnet
  If possible, it’s better to send us a drawing or sketches.
3. Tolerance of Magnet
4. Quantity
5. Direction of Magnetization
6. Surface coating (if any)
7. In case, you have no idea about the grade and surface coating, please tell us the following information:
7-1.  What’s the product used for ?
7-2.  Operating temperature and environment (dry. Humit, salt or others )