21110178

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Radio Frequency Interference (RFI) and Electromagnetic Interference (EMI) shielding and absorbing materials are critical components that are widely used in the telecommunications and electronics industry. These materials are used to block out electromagnetic radiation that may be emitted by wireless networks and electronic devices, ensuring that data is secure and interference from external sources is minimized.

The 21110178 application field of RFI and EMI shielding and absorbing materials include wireless communication systems, cell phones, aircrafts, spacecrafts, robotics, medical devices and even consumer electronics. They can also be found in high-power electrical equipment like transformers, motors, and generators. These materials help protect the delicate wiring and electronic components from potentially damaging radiation or interference.

The way that these materials absorb or reflect electromagnetic energy is determined by their overall construction. Common materials used for these products are typically made up of a combination of conductive metals, woven fabrics, foams and plastic films. Depending on the specific requirements of the application, the shielding materials can be designed to be either highly conductive or highly absorptive.

For RF shielding, the metal components of the product typically act as a Faraday shield which completely blocks out incoming electromagnetic radiation. Additionally, woven fabrics are also commonly used in the construction of RF shields for their ability to absorb electric fields over a broad frequency range. Foams are often used in combination with fabrics as they add low-frequency shielding properties and dampen noise.

The working principle of EMI shields is quite different from that of RF shields, as they are built to absorb radiation rather than just reflect it. Thin metal layers coated with absorbent polymer are usually used, with the foam and plastic film components useful for dissipating the absorbed energy so it does not build up and cause interference. These materials are effective due to their ability to reflect, absorb or dissipate electromagnetic energy, and can protect the equipment and components from both external sources of interference and transmitters inside the system.

In conclusion, RFI and EMI shielding and absorbing materials are an important part of the telecommunications and electronics industry. These materials help protect delicate wiring and electronic components from potentially damaging radiation and interference. Depending on the specific application, the shielding materials can be designed to reflect, absorb, or dissipate incoming electromagnetic radiation. By using the proper shielding and absorbing materials, companies can ensure that their equipment and components are operating optimally and protect their data from any form of interference or data breaches.

The specific data is subject to PDF, and the above content is for reference