Loctite Marine Sealant vs 5200

The Loctite marine sealant is an adhesive polymer that sticks to almost any surface and creates a watertight barrier against moisture, chemicals, and even radiation in some cases.

Here is the difference between Loctite marine sealant vs 5200:

Loctite marine sealant	5200 3m sealant
Thicker than 5200 3m	Thinner than marine sealant
Resist to running	Prone to running
Loctite marine sealant is made to withstand acids, alkalis, solvents, etc.	5200 is made to resist extreme heat and temperature
The Loctite marine sealant will work on almost any surface	M 5200 Epoxy Sealant is a two-part epoxy adhesive for bonding metals, plastics, and composites
High bonding strength	The bonding strength is lesser than marine sealant
Loctite marine sealant is considered a fast-drying	Slow drying
Its viscosity for long-term use	Its viscosity for short-term use

5200 3M Sealant 

5200 Sealant is a high-performance sealer designed for the protection of metal, wood, and concrete surfaces in all industrial applications. This product is packaged as an aerosol spray or tube as well as in caulks to be used by hand. The two major varieties of this sealant are 5200 Construction Adhesive and 5200 Clear Sealant. The sealant is made for application on metal, wood, and concrete surfaces.

The Sealant is sprayed from a tube or aerosol can, often in colors according to the type of surface being sealed. It is not recommended that you allow children to spray or inhale this product.

3M Marine Adhesive Sealant 5200

3M Marine Adhesive Sealant 5200 is a durable, high-performance, 3M™ adhesive sealant formulated for permanently bonding fiberglass and acrylic surfaces in the marine environment. This formula combines two raw materials: methyl methacrylate (MMA) as the toughened so it resists water intrusion and thixotropic polyurethane resin (PU) to provide a strong permanent bond that withstands extreme weather conditions.

Features

• Bonds permanently
• High performance
• Stays flexible
• Imparts no odor
• Long lasting adhesion
• Color Stability

Pros

• Durable
• Strong
• Easy to Use

Cons

• Slow-curing (24 hours)

What is 3M 5200 Equivalent?

3M 4200 is a high-performance conformal sealant for use on virtually any hard, non-porous surface. This product is a two-part, fast-curing formula designed to seal and protect non-exposed surfaces within 10 minutes. Available in 1-liter and 2-liter cans. How does 3M 5200 work?

3M 4200 is an ether-based formula with a fast-curing polymer system that reaches high levels of adhesive strength directly from the nozzle and penetrates into hard surfaces to seal and protect them.

You can apply the sealant using a paint sprayer, roller, or brush. The gap-filling consistency acrylic polymer system has good flow characteristics and adheres well to irregular surfaces.

How Strong is Marine 5200?

Marine 5200 is a polysulfide elastomer sealant. It is an automotive, marine, and industrial rubber-based sealant product that resists discoloration and decay in wet environments.

It does not form polymers or gels with water like silicone sealants, which makes it easier to use for various applications. Marine 5200 has good stability in the presence of acids such as nitric, acetic, and hydrochloric acid. 700 pounds_per_square_inch (psi) of pressure is sufficient to hold Marine 5200 in place.

What is 3M 5200 used for?

3M 5200 is one of the most versatile and highest-quality sealants in the industry, with many uses. It has found success in industrial applications and marine environments. Marine 5200 is frequently used to seal electrical wiring and components from water and moisture, UV damage, and corrosion.

Marine 5200 is the go-to sealant for electrical components such as wiring, battery, and junction boxes. It can be used to seal alligator clips, bullet connectors, [ram styles], and multiple screw and riveted terminals. It is also excellent at protecting wind-generator wiring and components from water ingress.

Does 5200 Bond To Aluminum?

No, 5200 is a sealant rather than an adhesive. Only an adhesive will bond to aluminum. If you are looking for a sealant that can adhere to aluminum, consider using these products: Acrylic-based sealants (e.g., Dap Weldwood), silicones (e.g., Silicone Corporation of America, Dow Corning 3-36), or allometric sealants (e.g., Sikaflex).

How Long Does 3M 5200 Take To Cure?

This depends on the depth of the application and the environmental conditions. The cure rate varies with temperature and relative humidity (higher temperatures and lower humidities result in faster cures). Most sealants are fully cured after 48 hours at a temperature of 70 degrees Fahrenheit. Because of their volatility, thinner formulations may cure faster than thicker formulations.

Will 3M 5200 Stick To Metal?

Yes, but only if the metal meets specific quality criteria. The simplest rule is that the metal must be free of corrosive chemicals and not be covered with a protective film (e.g., paint or lacquer). To meet the second criterion, you must clean the metal surface by removing all oily and greasy coatings. When cleaning, don’t overclean! Scrubbing will remove some of the sealants.

What is 3M 5200 Comparable?

3M 5200 is comparable to 3M 4200 Fast, a sealant that cures intermediate resistance. 3M 5200 is comparable to Loctite 454/755, a sealant that cures high resistance. Loctite 454 will cure underwater while 3M 5200 will not.

Flash should dry in 15 minutes at 70 F, 150 minutes at 60 F, and several hours at 50 F. If you are using this product on a boat, you will want to be sure it is fully cured before subjecting it to water because the moisture in rain or spray may weaken the sealant if it is not cured.

Loctite 2016891-12 PL Adhesive Sealant

Ultra-high performance one-part polyurethane adhesive sealant for all boat, pontoon, and houseboat construction, remodeling, and repair. Provides permanent bonding of fiberglass, aluminum, steel, or PVC to any surface including wood. Use as a sacrificial membrane when installing non-watertight materials. For exterior use only; not for structural purposes.

Features

• Dries clear
• Long-lasting adhesion
• Heavy-duty construction 
• Easily applied to porous surfaces
• Waterproof, durable, and economical alternative to urethane caulks.

What is Loctite pl Sealant?

Loctite is a chemical sealant used to repair leaks in various pipes and hoses, especially metal fittings. It is a slow-drying liquid that expands, which causes the rubber gasket to heat up and eventually set. This will make it more difficult for sewer gases to enter your home. The EPA has tested the chemicals for indoor and outdoor applications, so you can rest easy knowing you are using an environmentally friendly product.

Uses And Application Area

As a home remedy, you can use it to seal small gaps and cracks in walls, doors, floors, and around fixtures. You can also use it to attach wood trim or cabinets that are bowing or pulling away from the walls. It is also helpful for keeping birds out of chimneys and vents.

When you have a leaky pipe or hose, replacing the entire part may not be cost-effective.

Is Loctite Marine Adhesive Sealant Clear?

Though Loctite is clear when first applied, it darkens and becomes opaque after several hours. This happens because the sealant is not entirely cured before installing the gasket. Loctite marine sealant won’t affect the color of the water, which is why it doesn’t have to be painted or dyed.

Can Loctite Marine Sealant Be Applied Underwater?

Yes, Loctite marine sealant is a water-based sealant that does not have to be painted or dyed. Though it is much broader for marine use, you can still apply it underwater. You can also paint over the exposed part of the pipe before sealing it, though this requires more preparation.

Is Loctite Marine Sealant Permanent?

Loctite marine sealant is a sealant that, by definition, is specific to the marine environment. It will form a permanent seal underwater, degrade over time and eventually fade away. This means that it is not permanent because you may be able to use it again if you don’t expose it to water for too long.

How Long Does Loctite Marine Take To Dry?

Loctite marine sealant will take 24 hours to cure fully. If you force it to dry quickly, it can be damaged during the curing process. Even if the tube is not filled with any sealant, curing is still recommended to be effective over long periods.

Benefits And Drawbacks Of Using A Marine Sealant

Though it may be a tape that is made permanent in the marine environment, Loctite marine sealant will form a seal, which means it is effective over an extended period. But since it already forms a seal, there are no benefits like you would get from “regular” sealants that are designed for use on dry pipes.

The only noticeable drawback with Loctite marine sealant is that it will most likely be more difficult to remove than other types of sealants.

Final Word

Loctite marine sealant vs 5200 3m sealant which is the better choice? You may already have a specific project in mind or maybe you just need a recommendation on what kind of sealant to get. Find a sealant that is designed for the job you are trying to accomplish. That said, both products are effective sealants and work well for different applications. It is up to you to decide which product would work best in your application(s).