3M™ VHB™ Tape 4646

3M VHB Tape 4646 is a dark gray, 0.025 in (0.6 mm), general purpose adhesive with firm foam and the added feature of high temperature resistance. It can replace rivets, welds and screws. The fast and easy to use permanent bonding method provides high strength and long-term durability. It offers design flexibility with its viscoelasticity and powerful ability to bond to a variety of surfaces.

3M™ VHB™ Tape 4646 is a dark gray, 0.025 in (0.6 mm), general purpose adhesive with firm foam and the added feature of high temperature resistance. It can replace rivets, welds and screws. The fast and easy to use permanent bonding method provides high strength and long-term durability. It offers design flexibility with its viscoelasticity and powerful ability to bond to a variety of surfaces. 3M™ VHB™ Tape 4646 is in the 4611 family of 3M™ VHB™ Tapes. These tapes utilize general purpose adhesive on both sides of firm foam. High temperature capability makes this family often suitable for bonding prior to high temperature paint processing. It is typically used on metal substrates such as aluminum, galvanized steel and stainless steel. Applications for this tape include stiffener and panel attachment, including assembly before paint ovens as well as decorative material and trim.

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Benefits
  • Fast and easy-to-use permanent bonding method provides high strength and long-term durability

  • Virtually invisible fastening keeps surfaces smooth

  • Can replace mechanical fasteners (rivets, welds, screws) or liquid adhesives

  • Dark gray, 0.025 in (0.6 mm), general purpose adhesive with firm foam has added feature of high temperature resistance

  • Eliminate drilling, grinding, refinishing, screwing, welding and associated clean-up

  • Creates a permanent seal against water, moisture and more

  • Pressure sensitive adhesive bonds on contact to provide immediate handling strength

  • Allows the use of thinner, lighter weight and dissimilar materials
Brand
3M™

Product data is a representative set of attributes and characteristics for this system or product line. Data for individual products may vary and is subject to change. Please reference the individual product datasheet for exact specifications on the Datasheets tab above or through Search.

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