3M / 8421 (7100104159)

3M™ Photo Film Splicing Tape 8421, Blue, 12 in x 72 yd, 2.5 mil, 4 Roll/Case, Splice Free, Plastic Core
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.

Price Per Roll

4-8
$689.17*

12-16
$660.85*

20-24
$643.22*

28-32
$626.52*

36+
$603.02*

3M Product Number: 8421

3M ID Number: 7100104159 3M UPC Number: 5050000000000 3M Legacy Product Number: UU008085514

Additional Product Information:

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 (PDF, 9.86 Kb) 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 (PDF, 76.86 Kb), and features high shear strength. The tape remains flexible at -60°F (-50°C) and is dimensionally stable up to 300°F (150°C).

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

Product Resources

Tech Data Sheet