NingBo BeiLun Meank Magnetics Co.,Ltd.
En

Neodymium Ring Magnets D10xd4x5mm

The small round magnets Ø10x5mm are made of the strongest rare earth magnetic material, and with 4mm through the hole. All grades from N35 to N52 are suitable for strong rare earth neodymium ring magnets Ø10xØ4x5mm, the grade of N42 produces about 2.5kg pull force. 10x4x5mm neodymium ring magnets are supplied with nickel plated unless specified. As a professional neodymium ring magnets factory in China, BeiLun Meank can supply retail packaging for the small ring magnets. Discount is provided for large orders.

Characteristics Of Neodymium Ring Magnets D10xd4x5mm

Remanence (Br): 12800 to 13200 Gs for D10xd4x5mm N42 neodymium ring magnets.

Coercivity (Hcj): ≥955 KA/m.

Magnetic Energy Product (BHmax): 40 to 43 MGOe for ring neodymium magnets N42.

Max.Working Temp.: N42 rare earth neodymium ring magnets are used at temperature below 80℃.

Common Coating: D10 x d4 x 5mm neodymium ring magnets are usually plated with Nickel, Epoxy and Teflon.

Specification Of Neodymium Ring Magnets D10xd4x5mm-N42


Category

Ring Magnet

Material

Sintered NdFeB

Grade

N42

Outer Diameter (OD)

10 mm

Internal Diameter (ID)

4 mm

Thickness (T)

5 mm

Magnetized

Axially

Coating

NiCuNi

Strength

approx. 2.5kg

Weight (1 piece)

2.5g

Tolerance

+/-0.05mm

Max.Working Temp.

80℃

Central Surface Field

4400Gauss


Get In Touch With BeiLun Meank
Get In Touch With BeiLun Meank

lf you have any questions, you can contact us to help you solve them.

Nov 18
2025
Nov 18
2025
Pot magnets are a highly practical type of magnetic assembly widely used across industrial, commercial, and DIY environments. They consist of a permanent magnet enclosed inside a steel shell, forming ...
Everything You Need to Know About Pot Magnets
Nov 18
2025
Nov 18
2025
When asking “What is a pot magnet?”, the answer is actually straightforward: a pot magnet is a magnetic assembly in which a magnet is encased inside a protective metal shell. The magnet can be a sim...
What Is a Pot Magnet? Comprehensive Explanation of Pot Magnets