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3M™ Photo Film Splicing Tape 8421

3M Product Number  8421     
3M(TM) 8421 Photo Film Splicing
3M(TM) 8421 Photo Film Splicing
3M™ Polyester Tape 8421 White, 2.5 mil (0.06 mm) polyester film tape with pigmented rubber adhesive.
  • White, good tack
  • Excellent solvent and chemical resistance
  • Thin, high tear resistance, good temperature resistance, long-term aging, high strength backing
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Product Resultsvar modelsTxt="Product Results";

Products and Purchase Options: 

5 Results (Displaying results 1-5)
1
3M IDUPCMarketplace Formal NameColorLengthWidth
70006003431000212000378873M™ Photo Film Splicing Tape 8421 White, 3/4 in x 72 yd 2.5 mil, 48 per case BulkWhite72 Linear Yard0.75 Inch 
70009272017000212000575023M™ Photo Film Splicing Tape 8421 White, 1 in x 72 yd 2.5 mil, 36 per case BulkWhite72 Linear Yard1 Inch 
70006227907000212003799253M™ Photo Film Splicing Tape 8421 White, 1-1/4 in x 72 yd 2.5 mil, 24 per case BulkWhite72 Linear Yard1.25 Inch 
70009272199000212000575263M™ Photo Film Splicing Tape 8421 White, 1/2 in x 72 yd 2.5 mil, 72 per case BulkWhite72 Linear Yard0.5 Inch 
70006241213000212003932113M™ Photo Film Splicing Tape 8421 White, 2 in x 72 yd 2.5 mil, 24 per case BulkWhite72 Linear Yard2 Inch 
5 Results (Displaying results 1-5)
1
3M™ Polyester Tape 8421, used to pre-splice photographic film for processing. Other application ideas include sealing, labeling, protecting and edging where a high tack, rubber adhesive is desirable.

Specifications

Adhesion to Steel oz/in (N/100 mm)50 (54)
Adhesive TypeRubber
ApplicationsButt Splicing and Core Starting
Backing MaterialPolyester
Backing Thickness1.4 mil
Brand3M
ColorWhite
Elongation140 Percent
IndustriesGeneral Industrial, Print
Length72 Linear Yard
Length (Metric)65.83 m
Maximum Operating Temperature (Celsius)148 Degree Celsius
Maximum Operating Temperature (Fahrenheit)300 Degree Fahrenheit
Minimum Operating Temperature (Fahrenheit)-60 Degree Fahrenheit
Product FormRoll
Shelf Life18 Months
Tensile Strength lb/in (N/100 mm)43 (754)
Total Thickness2.5 mil
Width0.5 Inch, 2 Inch, 1 Inch, 1.25 Inch, 0.75 Inch
Width (Metric)31.75 mm, 19.05 mm, 12.7 mm, 25.4 mm, 50.8 mm