3M CN4490 0.5" X 1"-250

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RFI and EMI shielding and absorbing materials are a special group of materials used to protect electronics and electrical systems from interference and damage caused by electromagnetic fields and radiation. The 3M CN4490 0.5" X 1"-250 is an example of such materials and is used in a variety of applications where interference protection is required.

The 3M CN4490 works by absorbing and reflecting electromagnetic energy to protect electronic equipment from interference. It is composed of a combination of metallic plates and layers which are designed to absorb and reflect incident radiation. The metallic plates are laminated with a special adhesive material which is designed to provide maximum shielding effectiveness. It is also used in combination with other materials, such as abrasion resistant materials, such as rubber, to further enhance the shielding effectiveness.

The 3M CN4490 provides excellent protection against high frequency electric and magnetic fields, or Radio Frequency Interference (RFI) and Electromagnetic Interference (EMI). It is also designed to reduce high frequency electrical fields, or microwave emissions. This material provides an efficient solution to the problems associated with electromagnetic noise and interference, including interference with radio and television reception, as well as data transmissions.

In addition to providing RFI and EMI shielding, the 3M CN4490 can also be used for shielding against other forms of electromagnetic radiation, such as lightning and other forms of high-frequency radiation. This material is also effective in reducing long-term interference and damage caused by solar radiation, such as UV and infrared radiation. The material is also highly flame retardant and is resistant to water and corrosion.

The 3M CN4490 has a variety of application fields including automotive, aerospace, military, and industrial purposes. It can be used in electronic assemblies and components that require protection from high frequency, low frequency, and ultra-low frequency radiation. The material is also used in applications that require signal integrity and high data rate applications. It is also suitable for use in controlled environments, such as temperature and humidity control systems.

The 3M CN4490 is an effective shielding and absorptive material that is highly effective against electromagnetic radiation. It provides excellent performance in a variety of applications, and is suitable for use in a variety of environments. Its performance in providing protection from RFI and EMI makes it an ideal choice for those who require reliable protection from interference and radiation.

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