3M 420 (4-Inch-Roll)
Total Available Stock: 0
Commonly Used Product Name:
3M?Lead Foil Tape?420
Product Summary:
Electrically and thermally conductive lead?foil tape by 3M, in a 4?inch (~101?mm) width roll; typical thickness ~0.17?mm (~0.0067?in).
MRO Category: Electrical & Thermal Conductive Materials
Sub?Category: Conductive foil tapes for shielding, grounding and heat dissipation
The product’s Function: Provides a thermally and electrically conductive foil backing for shielding, grounding or heat path creation on aircraft components.
A use cases: Grounding and shielding of avionics racks, heat?spreader tape under power electronics modules, temporary mass?balance patches or radiation shielding in aircraft maintenance.
Information
The 3M?Lead Foil Tape?420 is a specialised tape designed with a lead foil backing and rubber based adhesive, offering excellent conformability and conductive performance in demanding aerospace applications. With thickness ~0.17?mm and operational temperature range of about ?51?°C to +107?°C (?60° to +225?°F) it serves as an ideal material for electrical grounding, heat dissipation or even as a mass add when required. Aircraft engineers may use it to bond onto metallic structures for EMI/RFI shielding, create low resistance paths for static discharge, or apply locally as a thermal spreader. Its classification as a conductive foil tape places it firmly within MRO supply chains for avionics, structures and systems engineers.
Specification codes:
- FED?SPEC?HM?T?0029 (Amendment?2)
Restrictions
Recommended Alternatives
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