3M™ Photo Film Splicing Tape 8421, Blue, 12 in x 360 yd, 2.5 mil, 1 Roll/Case, Restricted

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.
Special Price $3,417.09 Regular Price $4,020.10
UPC 00051115817854
3M ID 7010045198
Packaging Case
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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


  • 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
More Information
3M ID 7010045198
Global Product Hierarchy Tapes > Splicing & Tabbing Tapes
Adhesion Strength (Imperial) 50
Adhesion Strength (Metric) 54.0 N/100mm
Backing (Carrier) Material Polyester
Backing Material Polyester
Backing (Carrier) Thickness (Metric) 0.04 mm
Backing Thickness (Metric) 0.04 mm
Backing Thickness (Imperial) 1.4 mil
Color Family Blue
Product Color Blue
Product Number 8421
Product Type simple
Quantity 0
Trademark 1 3M™
Country of Origin Mexico
SAP Shelf Life In Days 547
Base - Billing Unit ROL
Base - Metric Gross Weight 5.8 KG
Base - Metric Height Dimension 17.983 CM
Base - Metric Length Dimension 30.48 CM
Base - Metric Width Dimension 17.98 CM
Base - Item Quantity 1
Base - Unit ROL
Unit of Use - Billing Unit ROL
Unit of Use - Customary Gross Weight 12.7868112067229 lbs
Unit of Use - Customary Net Weight 12.7868112067229 lbs
Unit of Use - Customary Height Dimension 7.07992125984252 in
Unit of Use - Customary Length Dimension 12.0 in
Unit of Use - Customary Width Dimension 7.078740157480315 in
Unit of Use - Metric Cubic Dimension 0.348 FT3
Unit of Use - Metric Net Weight 5.8 KG
Unit of Use - Metric Height Dimension 17.983 CM
Unit of Use - Metric Length Dimension 30.48 CM
Unit of Use - Metric Width Dimension 17.98 CM
Unit of Use - Item Quantity 1
Unit of Use - Total Unit Quantity 1
Unit of Use - Previous Packaging Level Quantity 1
Unit of Use - Item Unit RLS
Unit of Use - Unit ROL
Shipper - Billing Unit ROL
Shipper - Customary Cubic Dimension 1124.7896511541055 ci
Shipper - Customary Gross Weight 13.340171484806943 lbs
Shipper - Customary Net Weight 12.7868112067229 lbs
Shipper - Customary Height Dimension 12.598425196850394 in
Shipper - Customary Length Dimension 9.448818897637794 in
Shipper - Customary Width Dimension 9.448818897637794 in
Shipper - Metric Cubic Dimension 18432.0 CCM
Shipper - Metric Weight 6.051 KG
Shipper - Metric Net Weight 5.8 KG
Shipper - Metric Height Dimension 32.0 CM
Shipper - Metric Length Dimension 24.0 CM
Shipper - Metric Width Dimension 24.0 CM
Shipper - Item Quantity 1
Shipper - Total Unit Quantity 1
Shipper - Previous Packaging Level Quantity 1
Shipper - Previous Packaging Level Unit RLS
Shipper - Item Unit RLS
Shipper - Unit CS
Pallet - Billing Unit ROL
Pallet - Customary Cubic Dimension 97515.94306338219 ci
Pallet - Customary Gross Weight 835.551973680686 lbs
Pallet - Customary Net Weight 767.208672403374 lbs
Pallet - Customary Height Dimension 42.91338582677165 in
Pallet - Customary Length Dimension 53.93700787401575 in
Pallet - Customary Width Dimension 42.125984251968504 in
Pallet - Metric Cubic Dimension 1.598 M3
Pallet - Metric Net Weight 348.0 KG
Pallet - Metric Height Dimension 1.09 M
Pallet - Metric Length Dimension 1.37 M
Pallet - Metric Width Dimension 1.07 M
Pallet - Item Quantity 60
Pallet - Total Unit Quantity 60
Pallet - Previous Packaging Level Quantity 60
Pallet - Previous Packaging Level Unit BOX
Pallet - Item Unit RLS
Pallet - Unit PAL
Pallet - Pallet Layer Quantity 3
Pallet - Shipping Container Per Layer Quantity 20
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