Shop3M > Shop by Product Category > Tapes > Metal Foil Tapes > Lead Foil Tapes > 3M Lead Foil Tape 421 3M Lead Foil Tape 4213M Lead Foil Tape 421, used as a maskant in electroplating and as a moisture and radiation barrier in certain applications. Lead foil backing provides good conformability having electrically and thermally conductive properties.
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