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3M™ Marine Adhesive Sealant 4000 UV

3M Product Number 4000 UV
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  • High performance, medium strength bonding allows for disassembly
  • Excellent UV resistance
  • Color stable sealing
  • Above and below the water line applications
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Details
  • High performance, medium strength bonding allows for disassembly
  • Excellent UV resistance
  • Color stable sealing
  • Above and below the water line applications
  • 15-20 minute skin time helps keep jobs moving quickly
  • Medium strength - can be removed if rework or repair is necessary
  • Paintable immediately after application

3M™ Marine Adhesive Sealant 4000 UV is a one-component, medium-strength, moisture-curing, gap-filling sealant that cures to form a firm, flexible and waterproof seal on aluminum, wood, gel coat and fiberglass, making it well-suited for marine applications above or below the waterline. This product offers excellent UV resistance for reliable long term performance.

 3M™ Marine Adhesive Sealant 4000 UV is a one-part adhesive sealant formulated to provide an exceptionally strong bond for harsh conditions as well as flexibility to combat vibrations, swelling, shrinking or shock common on boats or other marine applications.
Available in Black or White
Ideal for Marine Applications Above and Below the Waterline
Our 3M™ Marine Adhesive Sealant 4000 UV is a one-part adhesive sealant formulated to provide an exceptionally strong bond for harsh conditions as well as flexibility to combat vibrations, swelling, shrinking or shock common on boats or other marine applications. It is well-suited for many marine applications both above and below the waterline (PDF, 6.73 Mb). Additionally, its superior UV resistance provides reliable long-term performance. Available in cartridge, sausage pack and drum volumes to meet your application needs.

Recommended Applications
  • Electrical assembly hatch
  • Stanchion supports
  • Thru-hull fittings and deck hardware
  • Porthole frames
  • Sealing screwholes

Designed to Endure Marine Environments
3M™ Marine Adhesive Sealant 4000 UV is part of our broad range of adhesive sealants uniquely formulated for the marine market. Designed for reliable performance, 3M Marine Adhesive Sealant 4000 UV provides the strength, flexibility and durability that can meet the demands of many tough applications.

Understanding Silane Modified Polymer (SMP) Sealants
Silane Modified Polymer sealants provide strong, flexible durable elastomeric bonds that seal against the elements. These sealants offer excellent UV resistance and excel in challenging industrial, transportation and construction applications. SMP sealants (PDF, 797.43 Kb) are available in a wide variety of Shore A hardness, open time and colors to meet many application needs. Choose a 3M Manual or Pneumatic Applicator for dispensing 3M adhesives sealant cartridges and 400ml/600ml sausage packs.

Bringing Better Ideas to the Surface through Science and Innovation
In our 3M Industrial Adhesives and Tapes Division, we apply the science of adhesion to deliver innovative solutions that improve the design and manufacturing processes of companies around the world. In the end, our technologies help customers like you deliver competitive products to the market faster and more efficiently.

Click here for more information on 3M™ Adhesive Sealants. (PDF, 797.43 Kb)

Customer Reviews
3M™ Marine Adhesive Sealant 4000 UV is rated 2.3 out of 5 by 3.
Rated 1 out of 5 by from Turned yellow and is now mildewed. Application by professional boat painter in boatyard in May 2018 while out of the water. He used it to seal the seam between our rub rail and hull. It was Yellowed, mildewed/moldy within 2 months after being back in the water June 2018. Very disappointed in this product.
Date published: 2018-12-09
Rated 1 out of 5 by from No features This product failed uv? Kitchen and bath caulk will last longer than 3 months
Date published: 2018-09-15
Rated 5 out of 5 by from Good stuff! Used to seal deck hatches on a boat. Worked well for application. Pretty expensive stuff though.
Date published: 2016-02-18
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If you are considering a large purchase of this or other 3M Industrial Adhesives and Tape products, our inside sales team is ready to help by providing additional information and options. Our technical expertise, customer support, and global capabilities put us in a unique position to address your biggest challenges, and we’ll do our best to prove that we should be your supplier of choice.


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