Withstands Harsh Marine Environments
Providing a high-quality seal, 3Mâ„¢ Marine Grade Silicone Sealant is a one-component cure, silicone sealant engineered to withstand the harsh marine environment. This weather-resistant sealant is formulated to resist mildew and form a non-yellowing seal for above waterline applications. In addition, this marine sealant is high-temperature resistant and remains flexible even after years of exposure. The non-shrinking and non-sagging properties of this product offer simple and efficient application. This marine-grade sealant adheres to bare and painted metal, fiberglass, glass, non-oily woods, plastics and abraded rubbers.
Recommended Applications
- Electrical hatch sealing
- Dashboard components
- Port lights
- Above the waterline interior/exterior sealing
Designed to Endure Marine Environments
3Mâ„¢ Marine Grade Silicone Sealant is a part of a broad range of adhesive sealants uniquely formulated for the marine market. 3Mâ„¢ Marine Grade Silicone Sealant is designed for reliable sealing performance in harsh marine environments.
Understanding Adhesive Sealants
Adhesive sealants provide strong, flexible durable elastomeric bonds that seal against the elements. These sealants excel in challenging industrial, transportation and construction applications. Choose a 3M Manual or Pneumatic Applicator for dispensing 3M adhesives sealant cartridges.
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.

Dynabrade 11005 Dynafile Belt Housing Guard
Dynabrade 55501 .1hp Pencil Grinder, Twin Turbine, 100,000 RPM, Nickel-Plated Aluminum Housing, 3mm Collet
Dynabrade 51702 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 60,000 RPM, 3/32" Collet
Dynabrade 51740 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 60,000 RPM, 1/8" Collet, with Mount Stem
Dynabrade 60052 .1 hp Straight-Line Quick-Change Pencil Grinder, Rear Exhaust, 35,000 RPM, 3/32" Collet
Dynabrade 51629 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 1/8" Collet
Insize MLP-MP62-U, MOUNTING PRESS(BASIC TYPE), 1.18" DIA (Customizable .87" DIA, 1.77" DIA), 6974029771439
Dynabrade 51622 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 35,000 RPM, 3mm Collet
Dynabrade 54972 Vane Set (5pk)
Dynabrade 95544 Gear Grease, 2.5oz. Tube
Dynabrade 53533 Cone or Plug Grinder (Triple Extension)
Dynabrade 64404 36" W x 60" L (914 mm W x 1,524 mm L) Metal Capture Downdraft Table, 230 V (AC), Side Exhaust
Dynabrade 11684 Dynabelter Contact Arm Assembly 4" DIA X 5/8" W., 40 Duro Serrated
3M 45722, Cubitron II Hookit Cloth Disc 947A, 120+ X-weight, 6 in x NH, D/F 6HL, Die 600HZ, 7100113871
Dynabrade 51750 .1 hp Straight-Line Extension Pencil Grinder, Rear Exhaust, 60,000 RPM, 1/8" Collet
Dynabrade 54705 Rotor/Vane Set
Dynabrade 51753 .1 hp Straight-Line Extension Pencil Grinder, Rear Exhaust, 50,000 RPM, 1/8" Collet
3M 25138, Scotch-Weld Threadlocker TL43, Blue, 10 mL Bottle, 7100039219, 10/case
Dynabrade 51632 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 1/8" Collet
Dynabrade 51700 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 60,000 RPM, 1/8" Collet
Dynabrade 55242 Vane Set (4pk)
ACS Diamond Cloth Belt, CX1250 3" X 30" 125U
Dynabrade 11518 Rubber Drive Wheel
Dynabrade 51708 .1 hp Straight-Line Pencil Grinder, 35,000 RPM, 3/32" Collet
Dynabrade 51810 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 1000,000 RPM, 1/8" Collet
Dynabrade 07109 Vane Set (5pk)
Dynabrade 51703 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 50,000 RPM, 1/8" Collet
Dynabrade 51705 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 50,000 RPM, 3/32" Collet
Dynabrade Nitro Series DGR51 .5hp, 14,000 RPM, Right Angle Die Grinder, 1/4 Collet
Dynabrade 51812 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 1000,000 RPM, 3/32" Collet
Dynabrade 95843 Dynabrade Air Lube 10W/NR, 1 Gallon
Dynabrade 40610 Electric Dynafile II Abrasive Belt Tool
3Mâ„¢ 07012, Supplied Air Hose W-9435-100/07012(AAD), 100 ft, 3/8 in ID, Industrial Interchange Fittings, High Pressure, 7000005375, 1 EA/Case
Dynabrade 15336 Rubber Drive Wheel
Dynabrade 15420 Dynafile III Abrasive Belt Tool
Dynabrade 15101 Tension Arm (for Mini Dynafile II)
Dynabrade NS11 11" Dia. Random Orbital Sander, Non-Vacuum
3M 08026, Sealant 730 UV, Clear, 305 mL Cartridge, 7100003045, 12/Case 
