About Structural Adhesives
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Contact Adhesives

Apply these adhesives on two surfaces, air dry, and then bring together to bond.
4693 works on hard-to-bond plastics, such as polypropylene and polyethylene.
Adhesives that cannot be sold to the regions listed exceed local regulatory limits on VOCs (volatile organic compounds).
Container | |||||||||||||
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Mfr. Model No. | Size | Type | Begins to Harden | Reaches Full Strength | Shear Strength, lbs./sq. in. | Consistency | Viscosity, cP | Temp. Range, °F | Color | For Joining | Cannot Be Sold To | Each | |
3M Adhesives | |||||||||||||
4693 | 32 fl. oz. | Can | 60 min. | 72 hrs. | Not Rated | Thin Liquid | 225 | -10° to 230° | Amber | Plastic, Rubber | Los Angeles County, CA; Orange County, CA; Riverside County, CA; San Bernardino County, CA; CT; DC; DE; MA; MD; ME; NJ; NY; PA; RI; UT; Northern VA; VT | 00000000 | 000000 |
4693 | 1 gal. | Can | 60 min. | 72 hrs. | Not Rated | Thin Liquid | 225 | -10° to 230° | Amber | Plastic, Rubber | Los Angeles County, CA; Orange County, CA; Riverside County, CA; San Bernardino County, CA; CT; DC; DE; MA; MD; ME; NJ; NY; PA; RI; UT; Northern VA; VT | 00000000 | 000000 |
Coolant-Resistant Surface Fillers

Repair small leaks and cracks in coolant systems for commercial vehicles and industrial equipment. These surface fillers meet ASTM D3147 for their ability to stop leaks in engine cooling systems. Pour them into your coolant to fix both internal and external leaks. They contain ceramic microfibers and copper particles to create a permanent seal. They’re compatible with antifreeze and other coolant system additives.
Container | |||||||||
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Size, fl. oz. | Type | Begins to Harden, min. | Reaches Full Strength, min. | Consistency | Temp. Range, °F | Color | For Use On | Each | |
16 | Jug | 7 | 10 | Thick Liquid | Not Rated to 500° | Brown | Aluminum, Brass, Bronze, Copper, Silver, Steel, Stainless Steel, Galvanized Steel, Galvanized Iron, Titanium, Acrylic Plastic, Polystyrene Plastic, Polycarbonate Plastic, ABS Plastic, PVC Plastic, CPVC Plastic, PETG Plastic, PVDF Plastic, Polyimide Plastic, Nylon Plastic, PTFE Plastic, Polyethylene Plastic, Polypropylene Plastic | 0000000 | 000000 |
Fuel-Resistant Surface Fillers

Also known as sloshing compounds, these two-part epoxies bond to rough and rusty surfaces in fuel tanks to repair leaks and prevent further corrosion. They withstand permanent immersion in fuel, oil, and harsh solvents. Use them with metal, plastic, and fiberglass tanks. Mix the smaller can with the bigger one and pour into your fuel tank. Rotate the tank to coat the interior and dump out any excess. Allow to cure overnight. Size listed is the combined total of the two parts.
1.5-pint container can treat a 10-gallon fuel tank. 3-pint container can treat a 20-gallon fuel tank.
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Size, pt. | Type | Begins to Harden, min. | Reaches Full Strength, hrs. | Consistency | Mix Ratio | For Use Outdoors | Temp. Range, °F | Color | Finishing Method | For Use On | Each | |
1.5 | Can | 5 | 24 | Thick Liquid | 2:1 | No | 70° to 90° | Amber | Drill, Sand, Tap | Aluminum, Brass, Bronze, Copper, Silver, Steel, Stainless Steel, Cast Iron, Galvanized Iron, Galvanized Steel, Titanium, Acrylic Plastic, Polycarbonate Plastic, ABS Plastic, PVC Plastic, CPVC Plastic, PETG Plastic, PVDF Plastic, Polyimide Plastic, Nylon Plastic, Polyethylene Plastic, Polypropylene Plastic, Vinyl Plastic, Fiberglass, Ceramic, Porcelain | 0000000 | 000000 |
3 | Can | 5 | 24 | Thick Liquid | 2:1 | No | 70° to 90° | Amber | Drill, Sand, Tap | Aluminum, Brass, Bronze, Copper, Silver, Steel, Stainless Steel, Cast Iron, Galvanized Iron, Galvanized Steel, Titanium, Acrylic Plastic, Polycarbonate Plastic, ABS Plastic, PVC Plastic, CPVC Plastic, PETG Plastic, PVDF Plastic, Polyimide Plastic, Nylon Plastic, Polyethylene Plastic, Polypropylene Plastic, Vinyl Plastic, Fiberglass, Ceramic, Porcelain | 0000000 | 00000 |