3M 1120 1"SQ-250

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RFI and EMI shielding and absorbing materials are essential for protecting delicate electronics from interference caused by electromagnetic energy. The 3M 1120 1”SQ-250 is an excellent example of a shielding and absorbing material. It is used in a variety of applications to absorb and shield both RF and EMI.The 3M 1120 1”SQ-250 is a medium-duty shielding tape. It consists of an aluminum foil and polyester fiber laminate adhesive, with a 1-ounce per square foot (1 oz/sqft) of aluminum foil. The tape is a permanent bonding solution for a variety of materials and surfaces. It is easy to apply and provides good adhesion. It is also resistant to flame, humidity, and mechanical stresses.

The primary application of the 3M 1120 1”SQ-250 is in the construction of EMI shields and RFI absorbers. The tape is often used to line the interior surfaces of RF and EMI shielded enclosures. It can also be used to line kapton cables, metal chassis, and other large structures. The tape absorbs and dissipates electromagnetic energy, creating a barrier between electronic equipment and external EMI/RFI sources.

In addition to its use as an absorber and shield, the 3M 1120 1”SQ-250 is also used in various military and aerospace applications. It is typically used to line the inside of an aircraft fuselage, or the airframes of military aircraft, to absorb and shield electromagnetic energy. It is also used to line electronic cabinets and other structures to provide EMI/RFI protection. The 3M 1120 1”SQ-250 is UL listed and meets MIL-STD-461 and RTCA DO-160 requirements.

The 3M 1120 1”SQ-250 is easy to apply and provides a durable, long-lasting shielding solution. It is available in a variety of thicknesses, offering a wide range of coverage and absorption. The tape is also highly resistant to thermal and mechanical stresses, making it an ideal choice for many challenging applications. The 3M 1120 1”SQ-250 is an excellent choice for any applications requiring comprehensive RFI and EMI shielding and absorption.

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