3M AB5020 1/2" X 4"-100

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RFI and EMI - shielding and absorbing materials have great use in various industries today. 3M AB5020 1/2" X 4" - 100 is a type of shielding and absorbing material specially designed for applications where a controlled and consistent electrical field is necessary. It is a great product that provides excellent performance and is well-suited for any application.

This material is usually used in electronics, military and aerospace applications. It is made up of a composite material that contains two layers of aluminum foil and one layer of polyimide film which are combined together. The aluminum foil and polyimide work together to create an effective barrier against RFI and EMI. The two layers of aluminum foil also help to absorb any destructive radiofrequency radiation that might be leaking from the electronic equipment.

The 3M AB5020 1/2" X 4" - 100 material offers good heat resistance and durability due to its excellent ability to reflect heat. The material also features superior mechanical integrity, including flexibility and good abrasion resistance. This is why it is often chosen as the shielding material in many applications where materials must be able to withstand heat, vibration, and other harsh conditions.

The working principle of this material is based on the fact that the metal layers prevent the energy from passing through them and thus, reduce the field strength. The two layers of aluminum foil absorb the radio frequency interference (RFI) or electromagnetic interference (EMI) radiation and keep it from entering the system. The polyimide film in the middle acts as an insulator and helps reduce the transmission of radiation through the structure and increases the shielding efficiency.

For applications where higher levels of EMI and RFI performance is needed, this material can be coated with a conductive coating. This coating helps to further reduce the fields and make it more effective against RF and EMI. The coating also provides better abrasion resistance and allows for the material to be used in harsher conditions.

Overall, the 3M AB5020 1/2" X 4" - 100 material is an excellent choice for many different applications that require the protection from RF and EMI radiation. It is strong, durable, and offers excellent shielding properties. With its combination of aluminum foil and polyimide layers, it is a great product for various industries that require reliable electrical shielding and absorption capabilities.

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