Pliable and Conductive Lead Tape
3M™ Lead Foil Tape 421 is a dark gray, lead foil backed tape coated with a distinct green rubber adhesive that offers good initial grab and a long-lasting bond that removes cleanly from most surfaces. It is an extremely conformable and pliable tape that can be formed into detailed and intricate shapes and patterns. The lead foil backing can be burnished to fully cover the adhesive and allow full contact of the lead foil to the metal base. This metal to metal contact results in a continuation of the electrical path, reducing build-up at the adhesive interface. This lead foil tape is formulated to be electrically and thermally conductive and carries a strong acid and base resistance, making it ideal for electroplating, as a radiation barrier or x-ray plate masking.
Application Ideas
- Electroplating
- Radiation barrier
- Moisture barrier
- Chemical milling
- X-ray plate masking

3M 52750, Particulate Respirator 8211, N95, 7000029720, 80 EA/Case
Dynabrade 53249 9" Dia. Type 27 Vertical Depressed Center Wheel Grinder, 3 HP, 6,000 RPM, 5/8"-11 Spindle
Standard Abrasives 863240, S/C Unitized Wheel, 632, 3 in x 1/2 in x 1/4 in, 7100075531
3M 17093, Versaflo Hood Assembly with Inner Collar and Premium Head Suspension S-655, 7000002347, 1 EA/Case
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3M 27423, Cloth Belt 340D, 80 X-weight, 6 in x 48 in, Film-lok, Single-flex, 7100231504, 20 per case
3M 11418, Roloc Disc 361F, P240 XF-weight, TR, 3 in, Die R300V, 7000045106
ACS Diamond Cloth Belt, CX1250 1/4" X 24" 75U
3M™ 07012, Supplied Air Hose W-9435-100/07012(AAD), 100 ft, 3/8 in ID, Industrial Interchange Fittings, High Pressure, 7000005375, 1 EA/Case
Dynabrade 95842 Dynabrade Air Lube 10W/NR, 1 Pint
3M 29836, Sanding Screen, 60 Grit, 18 in x NH, 7100160820
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3M 11411, Roloc Disc 361F, 50 YF-weight, TR, 1 in, Die R100N, 7000045095
3M 22392, Roloc Disc 361F, 24 YF-weight, TR, 3 in, Die R300V, 7000045090
3M 26016, PPS Series 2.0 Adapter, Type S9, 16 mm Male, 1.5 mm Thread, 7100135330
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Dynabrade 46000 .4 hp Right Angle Die Grinder, Rear Exhaust, 12,000 RPM, 1/4" Collet
3M 17184, Scotch-Brite Roloc EXL Unitized Wheel TR, 3 in x NH 2S FIN, 7100005209 
