Designed for splicing of photographic film processing, 3M™ Photo Film Splicing Tape 8421 is a creamy white splicing tape featuring a thin, yet strong, polyester backing. It features an aggressive, versatile rubber adhesive that is both solvent and chemical resistant.
Unit of Measure

Additional Information

N/A Rubber Adhesive Offers High Tack with Excellent Chemical Resistance
The durable backing of 3M™ Photo Film Splicing Tape 8421 is ideal for splicing most film for web and photo processing. The white backing is identifiable in splicing applications. In addition, the polyester provides additional abrasion protection for sealing, edging and color-coding. The rubber adhesive sticks well to a variety of films, offers excellent chemical and solvent resistance, and features high shear strength. The tape remains flexible at -60ºF (-50ºC) and is dimensionally stable up to 300ºF (150ºC).

Recommended Applications
  • Splicing of most photographic film through the chemical developing process
  • General wide web splicing, including butt splicing and core starting
  • Sealing, color-coding, protecting and edging where a higher tack rubber adhesive is needed
  • Defect marking

3M ID (Stock Number)

N/A 7000029115 7010045197 7010045198 7100104160

Legacy (Stock Number)

N/A 70006765427 70006765435 70009272017 UU008085522

Sales UPC

N/A 00021200057502 00051115817847 00051115817854 05054180019920

Country of Origin

N/A Mexico

ECCN Number

N/A EAR99

Product Details

N/A 3M™ Photo Film Splicing Tape 8421, Blue, 360 yds, 2.5 mil, 1 Roll Per Case 3M™ Photo Film Splicing Tape 8421, Red, 360 yds, 2.5 mil, 1 Roll Per Case 3M™ Photo Film Splicing Tape 8421, White, 72 yds, 2.5 mil, 36 Rolls Per Case 3M™ Photo Film Splicing Tape 8421, White, 72 yds, 2.5 mil, 4 Rolls Per Case Splice Free, Plastic Core

EU REACH

N/A This product, including any article that the product is composed of, does not contain at greater than 0.1% by weight a Substance of Very High Concern (SVHC) substance identified according to Article 59 of REACH. This declaration reflects the substances on the candidate SVHC list, effective July 2019.

EU RoHS

N/A This product does not exceed the maximum concentration values (MCVs) for phthalates set under EU Directive 2011/65/EU (RoHS recast/RoHS 2), as amended by EU 2015/863, which applies to finished EEE after July 22, 2019 for Category 1-7, 10-11 products and after July 22, 2021 for Category 8 and 9 products. This means that each of the homogeneous materials within this product does not exceed the MCV of 0.1% (by weight) for each of the following phthalates: DEHP, BBP, DBP, and DIBP.

Features

N/A
  • Used for splicing of most photographic film and web processing
  • Aggressive rubber adhesive grabs quickly and adheres well to a variety of films
  • Excellent solvent and chemical resistance, especially those found in photographic processes
  • Remains flexible at -60ºF (-50ºC) and is dimensionally stable up to 300ºF (150ºC)
  • White backing is used to easily identify splices