N42 Sintered Neodymium Ring Magnet OD 1 x ID 1/2 x 1/4"

Place of Origin: Zhejiang,China (Mainland)
Application: Industrial Magnet
Shape: Others
Type: Permanent
Composite: NdFeB Magnet
Brand Name: HONY
Tolerance: +/-0.05mm
Size: Various
Shape: ring
Coating Thickness: 10-15
Ring magnets for sale: Strong magnet
Grade: N,M,H,SH,UH,EH
Working temperature: High up to 200℃


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Product Description

Payment & Shipping Terms Supply Capacity
Trade Term:FOBProduction Capacity:10000
Payment Terms:L/C, D/P, D/A, T/TPacking:carton
Min. Order:1000 Piece/PiecesDelivery Date:25
Means of Transport:Ocean, Air, Land

N42 Sintered Neodymium Ring Magnet OD 1 x ID 1/2 x 1/4"


Neodymium Magnet/NdFeB Magnet 

1.Precise dimension 

2.Various shape 

3.Stable performance 

4.Good corrosion resistance

Directions of Magnetization:


a. Thickness Magnetized


b. Axially Magnetized 


c.  Radial Magnetized


d. Multi-poles magnetized


e.  Customzied specific requirements magnetized

N42 Sintered Neodymium Ring Magnet OD 1 x ID 1/2 x 1/4"

N42 Sintered Neodymium Ring Magnet OD 1 x ID 1/2 x 1/4"

Magnet Information
DescriptionSintered NdFeB Magnet
Material: Neodymium-Iron-Boron
Shape: Ring, Thin-wall ring, Disc, Cylinder, Segment,Contersunk, Tapezoid, Irregular Shape…With special shape requirement, we have own R & D dept. to support
Coating:Ni-Cu-Ni, Nickel, Zn, Gold,  Cr, Silver, Copper, Anti-Rust Oil, Spray Rolling, Black, Grey Epoxy,  PTFE, Parylene, and so on.
Magnetic Performance Sheet


max kJ/m3

mTKJ/M3 (Tw°C)
N35-N521170-1480263-42280 °C
35M-50M1080-1450263-406100 °C
35H-48H1170-1430(263-390)120 °C
35SH-45SH1130-1380247-366150 °C
30UH-40UH1080-1280263-326180 °C
30EH-38EH1080-1250223-310200 °C
Magnet Coating
CoatingThickness  (Microns)ColorResistance 
Anti-Rust Oil1TrancparencyTemporary Protection
Spray Rolling10-30Common Black24 hours of salt spray test
Zinc5-10Bright Blue24 hours of salt spray test
Nickle10-15Bright Silver48 hours of salt spray test
Ni+Cu10-20GoldTemporary Protection
Ni+Cu+Epoxy15-30Grey, BlackExcellent Against Humidity
& Salt Spray
Epoxy15-25Grey, Black72 hours of salt spray test
Parylene 10-30Trancparency200 hours of Salt Spray. Superior Against Solvents, Gases, Fungi and Bacteria

N42 Sintered Neodymium Ring Magnet OD 1 x ID 1/2 x 1/4"


All available shipping ways could be applied, by courier, by air or by sea.

Appointed shipping company or our own forwarders all could be used in shipment.

Full-way tracking the cargos for you before the goods arrive.


Buyer's Guide

In order to quote you the best price quickly, please provide the following information:

1.Product size,grade,coating,etc.

2.Order quantity;

3.Attached the drawings if customized
4.Any special packing or other requirements


Our advantage

1. Fast reply: all your enquiry will be replied within 24 hours; 

2. Reasonable price: we are direct manufacturer and able to offer better price; 

3. Good quality: we are experienced in quality control;

4. Fast delivery time:7-20 days

Category: Sintered ring ndfeb magnet

Related Category: Sintered arc ndfeb magnet  Sintered disc ndfeb magnet  Sintered block ndfeb magnet 

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