Loctite is one of the most popular brands of adhesive available in the market, and no matter which category of glue you’re looking for, you’ll probably find a Loctite product.
Loctite has various types of adhesives available in its catalog, like – instant adhesives, threadlockers, sealants, retaining compounds, etc.
On the other hand, 3m 5200 is one of the oldest and most popular adhesive sealants available in the market.
So, in the battle between Loctite pl marine vs. 5200, which one should you side with and why? I’ll go over Loctite pl marine and 5200 features and how they differ in this article.
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Loctite pl marine vs. 5200
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Loctite PL Marine Fast Cure Adhesive
Loctite pl marine is a polyether-based adhesive sealant manufactured by Loctite-Henkel. Once the pl marine is cured, it has strong adhesion below or above the waterline.
Loctite pl marine is a versatile adhesive and bonds well with various materials like – fiberglass, glass, metal, FRP, woods and other teaks, polycarbonate, and most plastics. Loctite pl marine is water-resistant, and you can use it in saltwater or freshwater without the risk of the glue losing its adhesive capabilities.
Loctite pl marine is a fast-setting adhesive, and once you apply the glue, you have a handling time of 30 to 60 minutes to fix or rearrange your components. After application, Loctite pl marine takes around 24 hours for a complete cure. The cure time depends on temperature, humidity, the porosity of the substance, and how much glue you use.
Once Loctite pl marine is completely cured, it forms a flexible and watertight seal. Furthermore, the pl marine does not shrink when cured, and there is no risk of discoloration from UV light exposure. Loctite pl marine does not form bubbles on damp surfaces once cured.
Loctite pl marine comes in a thick paste form and white color, so it’s suitable to use in multiple scenarios. You can get Loctite pl marine in a carded tube of 3 oz or a Plastic cartridge of 10 oz.
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3M Marine Adhesive Sealant 5200
The 5200 is a single-component marine adhesive sealant made by 3m. The 5200 is based on polyurethane and forms a permanent bond once wholly cured.
Once the 5200 is completely cured, it forms a watertight and weather-resistant seal that performs well below and over the waterline. Furthermore, once the 5200 is cured, it creates a flexible bond, reducing the risk of stress due to shock, vibration, swelling, or shrinking.
The 5200 is versatile for marine conditions since it works well with fiberglass, wood, and Gelcoat. It also works with metals like – steel, stainless steel, brass, galvanized zinc, and plastics or polymers like – polycarbonate, acrylic, nylon, and more.
Since the 5200 is polyurethane-based, it starts to cure when it comes to direct contact with moisture. Once you apply the 5200, a complete cure can take up to 48 hours, depending on temperature and humidity.
3m 5200 is available in various sizes and colors, fitting your aesthetic and work needs. You can get the 5200 in black, white, or mahogany tubes and cartridges.
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Differences Between Loctite PL Marine And 5200
Now let’s examine how Loctite pl marine and 3m 5200 differ.
Loctite pl marine and 3m 5200 are excellent products for marine usage.
You can use Loctite pl marine for deck fittings, moldings, through-hull fasting, and more.
On the other hand, you can use the 5200 for through-hull fittings, deck housings, porthole, and deck fittings. Furthermore, you can use the 5200 to adhere a fiberglass deck to a hull, wood to fiberglass, and more.
Loctite pl marine is a polyether-based adhesive sealant.
On the other hand, 3m 5200 is a polyurethane-based adhesive sealant.
Handling and Cure Time
Loctite pl marine and 3m 5200 have ample handling time for you to work correctly.
Loctite pl marine has a handling time of 30 to 60 minutes, while the 5200 has a handling time of 60 minutes.
Loctite pl marine has a cure time of 24 hours, and cure time depends on temperature and humidity, glue thickness, and materials’ porosity.
On the other hand, the 5200 has a cure time of 48 hours.
Loctite pl marine is only available in white.
On the other hand, you can buy the 5200 in white, black, and mahogany colors.
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So, which one should you get in the battle between Loctite pl marine vs. 5200? It depends on you since there is no clear winner. You can get the pl marine if you want a fast cure time and need a white-colored adhesive. If you don’t mind a slightly longer cure time and are looking for further color options, you can go for the 5200.