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Nickel-based Mu-metal shielding is a high-permeability alloy (typically ~80% nickel, plus iron and molybdenum) designed to attenuate low-frequency and static magnetic fields by providing a low-reluctance path for magnetic flux. It is essential for protecting sensitive electronics, medical devices (MRI), and aerospace equipment from electromagnetic interference (EMI).
Key Aspects of Mu-Metal Shielding Cases
- Composition: Composed mainly of nickel, which provides superior magnetic permeability compared to other materials, allowing it to "soak up" magnetic field lines.
- Applications: Commonly used in enclosures, housings, and cases to create a shielded, low-interference environment.
- Performance Factors: Effectiveness depends on thickness and layering (e.g., overlapping foil) to enhance performance, as well as proper annealing to maximize permeability.
- Versatility: Available in sheets, foils, and customizable, high-precision machined cases to fit specific component geometries.
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Nickel Based Mu Metal Shielding Case
Jiangsu Hongyun Precision Industry Co., Ltd.
https://www.hongertech.com › nickel-based-mu-metal-s...
Jiangsu Hongyun Precision Industry Co., Ltd.
https://www.hongertech.com › nickel-based-mu-metal-s...
Deep Drawn Mu-metal Shielding Cans are designed for protecting sensitive circuits from unwanted parasitic magnetic fields, they are typically applied in audio ...Read more
Mu-Metal Vacuum Chambers, Shields & Liners
Kurt J. Lesker
https://www.lesker.com › mu-vacuum-shield-liner
Kurt J. Lesker
https://www.lesker.com › mu-vacuum-shield-liner
Mu-metal is a nickel-iron alloy with very high magnetic permeability that has a low coercivity that saturates at low magnetic fields, resulting in excellent ...Read more
Goodfellow Nickel Base Magnetic Shielding Alloy - Mu Metal
MatWeb
https://www.matweb.com › search › datasheet
MatWeb
https://www.matweb.com › search › datasheet
High Nickel magnetically soft alloy used for magnetic shielding, high quality but low noise audio frequency transformers, ground fault interrupter cores, anti-Â ...Read more
Low Cost Magnetic + Electrical Shielding Enclosure
EEVblog
https://www.eevblog.com › forum › metrology › low-c...
EEVblog
https://www.eevblog.com › forum › metrology › low-c...
Aug 23, 2025 — To work as a shield, this larger B field must be less than the saturation B field (roughly 2 T for iron alloys or 0.5 T for nickel alloys, ...Read more
MuMetal® Magnetic Shielding for Sensitive Environments
Magnetic Shields USA
https://magneticshields-usa.com › mumetal-magnetic-sh...
Magnetic Shields USA
https://magneticshields-usa.com › mumetal-magnetic-sh...
MuMETAL® is a high-permeability nickel iron alloy developed to provide maximum attenuation of low-intensity magnetic fields. Recognized worldwide as the ...Read more
4 Ways of Reducing Cost of Magnetic Shielding
Integran Technologies
https://www.integran.com › post › 4-ways-of-reducing-...
Integran Technologies
https://www.integran.com › post › 4-ways-of-reducing-...
Feb 4, 2013 — 1) Reduce Material Cost: Go thinner. As was mentioned, most magnetic shields have high nickel contents (around 80%). Currently (Feb 2013), the cost of Nickel ...Read more
Scholarly articles for Nickel Based Mu Metal Shielding Cao | |
… -based electromagnetic interference shielding - ‎Xie - Cited by 44 … /sodium/calcium/nickel glasses: B2O3· BaF2· CaO· … - ‎Görke - Cited by 4 | |
Web results
High-quality CNC Mumetal Nickel Sheets Manufacturer
marinetechq.com
https://marinetechq.com › cnc-mumetal-nickel-sheets
marinetechq.com
https://marinetechq.com › cnc-mumetal-nickel-sheets
Our Mumetal Nickel Sheets are manufactured from high-quality Mumetal, a specialized nickel-iron alloy renowned for its exceptional magnetic shielding properties ...Read more
· Review by marinetechq.com
Mumetal for Low to High frequency magnetic shielding
super-metals.com
https://super-metals.com › mumetal-for-low-to-high-fre...
super-metals.com
https://super-metals.com › mumetal-for-low-to-high-fre...
Sep 19, 2016 — Mumetal wire is a significant for making components for magnetic shielding units due to its good permeability and durability.
Missing: Mu ‎Cao
Shielding metal
diyAudio
https://www.diyaudio.com › ... › Home
diyAudio
https://www.diyaudio.com › ... › Home
Jan 5, 2012 — Turns out, mu-metal is not suitable for a DIY. Although it has a permeability of 50,000 vs 100, if you bend it at all, it is then just as poor ...Read more
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