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3M™ Lead Foil Tape 421

3M Product Number  421     
3M(TM) Lead Foil Tape 421
3M(TM) Lead Foil Tape 421
3M(TM) Metal Foil Tapes Family
3M™ Lead Foil Tape 421 Dark Silver, 6.3 mil (0.16 mm) lead foil backing with a green rubber adhesive.
  • Dark silver, lead foil 4.0 mil backing, rubber adhesive, temperature range -60F to 225 degrees F
  • Good conformability, electrically and thermally conductive, strong acid and base resistance, electroplating, radiation barrier, x-ray plate masking, weighting and balancing
  • Resists flame, resists moisture, resists weather, resists UV degradation, chemical resistant tape, thermally conductive tape for heating and cooling efficiency, heat reflective tape, light reflective tape, conformable tape
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19 Results (Displaying results 1-15)
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3M IDUPCMarketplace Formal NameColorLengthWidth
70006386190000511389515353M™ Lead Foil Tape 421 Dark Silver, 25.4 mm x 32.9 m 6.3 mil, 9 rolls per caseDark Silver35.97 Linear Yard1 Inch 
70006386182000511389515283M™ Lead Foil Tape 421 Dark Silver, 19 mm x 32.9 m 6.3 mil, 12 rolls per caseDark Silver35.97 Linear Yard0.74 Inch 
70006386208000511389515423M™ Lead Foil Tape 421 Dark Silver, 38.1 mm x 32.9 m 6.3 mil, 6 rolls per caseDark Silver35.97 Linear Yard1.5 Inch 
70006387354000511389531713M™ Lead Foil Tape 421 Dark Silver, 2-1/2 in x 36 yd 6.3 mil, 16 per case BulkDark Silver36 Linear Yard2.5 Inch 
70006392651000511389589163M™ Lead Foil Tape 421 Dark Silver, 6 in x 36 yd 6.3 mil, 2 per case BulkDark Silver36 Linear Yard6 Inch 
70006387230000511389530583M™ Lead Foil Tape 421 Dark Silver, 1/2 in x 36 yd 6.3 mil, 18 rolls per case BulkDark Silver36 Linear Yard0.5 Inch 
70006396371000511389627603M™ Lead Foil Tape 421 Dark Silver, 10 in x 36 yd 6.3 mil, 1 per caseDark Silver36 Linear Yard10 Inch 
70006387255000511389530723M™ Lead Foil Tape 421 Dark Silver, 3/4 in x 36 yd 6.3 mil, 12 rolls per case BulkDark Silver36 Linear Yard0.75 Inch 
70006387305000511389531263M™ Lead Foil Tape 421 Dark Silver, 3/8 in x 36 yd 6.3 mil, 32 per case BulkDark Silver36 Linear Yard0.37 Inch 
70006387271000511389530963M™ Lead Foil Tape 421 Dark Silver, 2 in x 36 yd 6.3 mil, 6 rolls per case BulkDark Silver36 Linear Yard2 Inch 
70006387248000511389530653M™ Lead Foil Tape 421 Dark Silver, 1/4 in x 36 yd 6.3 mil, 36 rolls per case BulkDark Silver36 Linear Yard0.25 Inch 
70006387321000511389531403M™ Lead Foil Tape 421 Dark Silver, 3 in x 36 yd 6.3 mil, 16 rolls per case BulkDark Silver36 Linear Yard3 Inch 
70006396553000511389629443M™ Lead Foil Tape 421 Dark Silver, 3.5 in x 36 yd 6.3 mil, 2 per case BulkDark Silver36 Linear Yard3.5 Inch 
70006387313000511389531333M™ Lead Foil Tape 421 Dark Silver, 1-1/2 in x 36 yd 6.3 mil, 6 rolls per case BulkDark Silver36 Linear Yard1.5 Inch 
70006387669000511389534853M™ Lead Foil Tape 421 Dark Silver, 23 in x 36 yd 6.3 mil, 1 per caseDark Silver36 Linear Yard23 Inch 
19 Results (Displaying results 1-15)
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Specifications

Adhesion to Steel oz/in (N/100 mm)31 (34)
Adhesive TypeRubber
Backing MaterialLead foil
Backing Thickness4 mil
Backing Thickness (metric)0.1 mm
Brand3M
ColorDark Silver
Elongation14 Percent
IndustriesTransportation, Specialty Vehicle, Metalworking, Construction, Automotive, Military & Government, General Industrial, Appliance, Electronics, Aerospace
Length36 Linear Yard, 72 Linear Yard, 35.97 Linear Yard
Length (Metric)32.9 m, 65.83 m, 32.91 m
Liner TypeEasy Release Film
Maximum Operating Temperature (Celsius)107 Degree Celsius
Maximum Operating Temperature (Fahrenheit)225 Degree Fahrenheit
Operating Temperature Range (Celsius)-51 to 107 Degree Celsius
Operating Temperature Range (Fahrenheit)-60 to 225 Degree Fahrenheit
Product FormRoll
Shelf Life in Months (from date of manufacture)18
Tensile Strength15 lb/in
Tensile Strength (metric)263 N/100mm
Total Thickness6.3 mil
Width0.37 Inch, 0.74 Inch, 0.75 Inch, 6 Inch, 1 Inch, 3.5 Inch, 2.5 Inch, 10 Inch, 23 Inch, 0.5 Inch, 3.75 Inch, 3 Inch, 4 Inch, 0.25 Inch, 1.5 Inch, 12 Inch, 2 Inch
Width (Metric)76.2 mm, 12.7 mm, 254 mm, 95.25 mm, 19.05 mm, 152.4 mm, 88.9 mm, 304.8 mm, 50.8 mm, 25.4 mm, 63.5 mm, 101.6 mm, 38.1 mm, 19 mm, 6.35 mm, 584.2 mm, 9.52 mm