8429 3M | Alldatasheet

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March, 2017 3M™ Polyester Tape 8429 Product Description 3M™ Polyester Tape 8429 is a yellow splicing tape featuring a strong polyester backing that resists breakage in high tension applications. It features an aggressive, versatile rubber adhesive that is both solvent and chemical resistant. Designed for splicing of photographic lm processing, Product Features

  • Polyester backing is strong to resist breakage in high tension application.
  • Backing thickness also provides additional abrasion protection compared to thinner tapes.
  • Yellow backing is used to easily identify splices
  • Aggressive rubber adhesive grabs quickly and adheres well to a variety of lms.
  • Excellent solvent and chemical resistance.
  • Prolonged exposure to sunlight or hot caustics will cause to become brittle and lose tensile strength.
  • Remains exible at -60°F (-50°C) and is dimensionally stable up to 300°F (150°C).

3M™ Polyester Tape 8429 Technical Information Note The following technical information and data should be considered representative or typical only and should not be used for specication purposes. Typical Physical Properties Property Values Method Color Yellow Total Tape Thickness 0.08 mm 3.2 mil ASTM D3652 Backing Thickness 0.05 mm 2 mil ASTM D3652 Backing Polyester Adhesive Rubber Typical Performance Characteristics Table continued on next page Property Values Method Dwell/Cure Time Substrate Notes 180° Peel Adhesion

6.4 N/cm 58 oz/in ASTM

12 in/min (300 mm/min) Tensile Strength

105 N/cm 960 oz/in ASTM

130 % ASTM D3759

3M™ Polyester Tape 8429 Typical Performance Characteristics (continued) Property Values Method Dwell/Cure Time Substrate Notes Temperature Use Range note Remains exible at -60°F (-50°C) and is dimensionally stable up to 300°F (149°C) Available Sizes Property Values Standard Roll Length 66 m 72 yd Handling/Application Information Application Ideas

  • Splicing of most photographic lm through the chemical developing process.
  • General wide web splicing, including butt splicing and core starting
  • Separation of dissimilar metals.
  • Sealing, color-coding, protecting and edging where a higher tack rubber adhesive is needed.
  • Defect marking.
  • Repairing and reinforcing in web processing. Storage and Shelf Life Store under normal conditions of 60° to 80°F (16° to 27°C) and 40 to 60% R.H. in the original packaging. To obtain best performance, use this product within 18 months from date of manufacture. Trademarks 3M is a trademark of 3M Company.

3M™ Polyester Tape 8429 References Property Values 3m.com Product Page https://www.3m.com/3M/en_US/company-us/all- 3m-products/~/3M-Polyester-Tape-8429? N=5002385+3293241708&rt=rud Safety Data Sheet (SDS) https://www.3m.com/3M/en_US/company-us/SDS- search/results/? gsaAction=msdsSRA&msdsLocale=en_US&co=ptn&q=8429 This Industrial Adhesives and Tapes Division product was manufactured under a 3M quality system registered to ISO 9001 standards.

3M™ Polyester Tape 8429 Information Technical Information: The technical information, guidance, and other statements contained in this document or otherwise provided by 3M are based upon records, tests, or experience that 3M believes to be reliable, but the accuracy, completeness, and representative nature of such information is not guaranteed. Such information is intended for people with knowledge and technical skills sucient to assess and apply their own informed judgment to the information. No license under any 3M or third party intellectual property rights is granted or implied with this information. Product Selection and Use: Many factors beyond 3M’s control and uniquely within user’s knowledge and control can aect the use and performance of a 3M product in a particular application. As a result, customer is solely responsible for evaluating the product and determining whether it is appropriate and suitable for customer’s application, including conducting a workplace hazard assessment and reviewing all applicable regulations and standards (e.g., OSHA, ANSI, etc.). Failure to properly evaluate, select, and use a 3M product and appropriate safety products, or to meet all applicable safety regulations, may result in injury, sickness, death, and/or harm to property. Warranty, Limited Remedy, and Disclaimer: Unless a dierent warranty is specically stated on the applicable 3M product packaging or product literature (in which case such warranty governs), 3M warrants that each 3M product meets the applicable 3M product specication at the time 3M ships the product. 3M MAKES NO OTHER WARRANTIES OR CONDITIONS, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OR CONDITION OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR ARISING OUT OF A COURSE OF DEALING, CUSTOM, OR USAGE OF TRADE. If a 3M product does not conform to this warranty, then the sole and exclusive remedy is, at 3M’s option, replacement of the 3M product or refund of the purchase price. Limitation of Liability: Except for the limited remedy stated above, and except to the extent prohibited by law, 3M will not be liable for any loss or damage arising from or related to the 3M product, whether direct, indirect, special, incidental, or consequential (including, but not limited to, lost prots or business opportunity), regardless of the legal or equitable theory asserted, including, but not limited to, warranty, contract, negligence, or strict liability.

3M™ Polyester Tape 8429 3M United States 3M Center St. Paul, MN 55144-1000 800-362-3550 www.3M.com Please recycle. © 3M 2021. All Rights Reserved. The brands listed above are trademarks of 3M