Magnetic shielding materials play an important role in low-frequency magnetic shielding

Magnetic Shielding MaterialPlays an important role in low-frequency magnetic shielding. There are various magnetic shielding materials available for selection in the DC to 100kHz range. These materials, based on their specific physical and chemical properties, can effectively reduce the influence of external magnetic fields. Here are some common magnetic shielding materials and their characteristics:

1. Magnetic metal materials:

Nickel iron alloy: Nickel iron alloy is a common magnetic shielding material, also known as Mu alloy. It has high magnetic permeability and can absorb and disperse the energy of external magnetic fields, thereby reducing the interference of magnetic fields on equipment.

Diamond crystal magnet: Diamond crystal magnet is a composite material made of metal and powdered diamond. It has good magnetic permeability and high temperature stability, and can provide effective low-frequency magnetic shielding.

Ferrite: Ferrite is a material with high magnetic permeability and low hysteresis. It can be used to make magnetic shielding plates, magnetic shielding covers, etc., providing good low-frequency magnetic shielding effect.

2. Non magnetic metal materials:

Aluminum: Aluminum is a metal material with good magnetic permeability but almost no magnetism. It can be used to make magnetic shielding materials, such asMagnetic shielding plate and shielding shellProvide good shielding effect in low-frequency magnetic fields.

Copper: Copper is a metal with high electrical conductivity and good shielding effect for low-frequency magnetic fields. It is widely used in the production of magnetic shielding materials, such as shielding plates and shielding shells, as well as electronic device casings.

3. Magnetic ceramic materials:

Ferrite ceramics: Ferrite ceramics are ceramic materials with high magnetic permeability and low hysteresis. It can be used to make magnetic shielding materials, providing effective low-frequency magnetic shielding, especially suitable for shielding applications in electronic devices.

Barium ferrite ceramics: Barium ferrite ceramics have high magnetic permeability and saturation magnetization. It is an ideal material for low-frequency magnetic shielding, especially suitable for shielding applications in high-performance electronic and communication devices.

4. Composite materials:

Lead rubber: Lead rubber is a composite material with high density and good energy absorption ability. It can effectively absorb and attenuate low-frequency magnetic fields, used in magnetic shielding materials and shielding structures.

Aluminum alloy composite material: Aluminum alloy composite material is composed of aluminum and other metals or alloys, and has good magnetic permeability and magnetic shielding performance. It can be used to produce low-frequency magnetic shielding materials, providing stable shielding effects.

These magnetic shielding materials areLow frequency magnetic shieldingPlays an important role in it. They effectively reduce the interference of external magnetic fields on equipment through their respective magnetic permeability, hysteresis characteristics, and conductivity. Choosing appropriate magnetic shielding materials can help electronic devices achieve good anti-interference performance and ensure their normal operation. Therefore, understanding and applying these magnetic shielding materials is crucial for researching and developing low-frequency magnetic shielding technologies.