About Structural Adhesives
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Epoxy Structural Adhesive Assortments

Easily handle a variety of small jobs. Assortments include eight different epoxies in 0.1-oz. packets. The strongest and most weather- and chemical-resistant structural adhesives, epoxies work especially well on metals.
Epoxy Type (For Joining) | Each | |
Easy Flowing (Composites, Metal) Fast Hardening (Masonry, Metal, Rubber) For Vertical Surfaces (Masonry, Metal, Wood) General Purpose (Masonry, Metal, Plastic, Rubber) High Strength (Metal, Rubber) Machinable Surface Filler (Composites, Metal) Optically Clear (Glass, Metal) Water Resistant (Composites, Masonry, Metal) | 0000000 | 000000 |
Epoxy Structural Adhesives
Epoxies are the strongest and most weather- and chemical-resistant structural adhesives. They work especially well on metals. The size listed is the combined total of the two parts. Use cartridges with a dispensing gun and mixer nozzle to simultaneously mix and dispense adhesives.
DP110, 14310, 14260, and 305-1/2 bond dissimilar materials.
305-1/2 and 310A/B are solvent-free.


Container | Strength | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
1838 | 57.6 | Can | 60 min. | 7 days | 2,000 | 4 | 4:5 | Paste (492,500 cP) | -65° to 350° | Green | Metal, Plastic, Rubber, Composites, Glass, Wood | 00000000 | 0000000 |
1838L | 64 | Can | 60 min. | 7 days | 2,000 | 4 | 1:1 | Thick Liquid (11,000 cP) | -65° to 350° | Clear | Metal, Plastic, Rubber, Composites, Glass, Masonry, Wood | 00000000 | 000000 |
DP110 | 6.76 | Cartridge | 8 min. | 48 hrs. | 2,500 | 20 | 1:1 | Thick Liquid (65,000 cP) | -65° to 350° | Gray | Metal, Metal to Plastic, Metal to Rubber, Plastic, Plastic to Rubber, Rubber | 0000000 | 00000 |
DP190 | 6.76 | Cartridge | 60 min. | 14 days | 850 | 20 | 1:1 | Thick Liquid (8,000 cP) | -65° to 350° | Clear | Metal, Plastic, Rubber, Masonry | 00000000 | 00000 |

Mfr. Model | Container | Strength | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Name | No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
2 Ton Epoxy | 14310 | 0.84 | Syringe | 8 min. | 16 hrs. | 2,250 | 2 | 1:1 | Thick Liquid (8,000 cP) | -40° to 200° | Clear | Metal, Metal to Plastic, Metal to Composites, Plastic, Plastic to Composites, Composites | 0000000 | 000000 |

Container | Strength | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
305-1/2 | 1.69 | Cartridge | 60 min. | 48 hrs. | 2,240 | 84 | 1:1 | Thick Liquid (23,250 cP) | -30° to 250° | Blue | Metal, Metal to Plastic, Metal to Rubber, Metal to Composites, Metal to Glass, Plastic, Plastic to Rubber, Plastic to Composites, Plastic to Glass, Rubber, Rubber to Composites, Rubber to Glass, Composites, Glass, Wood, Wood to Glass | 00000000 | 000000 |
310A/B | 1.69 | Cartridge | 30 min. | 24 hrs. | 2,520 | 57 | 1:1 | Paste (535,000 cP) | -40° to 400° | Gray | Metal, Plastic, Rubber, Composites, Glass, Wood | 00000000 | 00000 |
Quick-Set Epoxy Structural Adhesives
For quick repairs, these epoxies begin to harden in 6 minutes or less. Epoxies are the strongest and most weather- and chemical-resistant structural adhesives.
The size listed is the combined total of the two parts. Use cartridges with a dispensing gun and mixer nozzle to simultaneously mix and dispense adhesives.

Container | Strength | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
DP100 | 6.76 | Cartridge | 5 min. | 48 hrs. | 750 | 2 | 1:1 | Thick Liquid (12,000 cP) | -65° to 320° | Clear | Metal, Plastic, Rubber | 0000000 | 000000 |

Mfr. Model | Container | Strength | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Name | No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
5 Minute Epoxy | 14250 | 0.84 | Syringe | 5 min. | 12 hrs. | 1,900 | 2 | 1:1 | Thick Liquid (10,000 cP) | -40° to 200° | Amber | Metal, Plastic, Masonry, Wood | 0000000 | 000000 |

Container | Strength | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
0.84 | Syringe | 5 min. | 24 hrs. | 3,300 | Not Rated | 1:1 | Thick Liquid (10,000 cP) | -10° to 200° | Clear | Metal, Plastic, Rubber, Glass, Wood | 0000000 | 00000 |

Container | Strength | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
8 | Bottle | 3 min. | 24 hrs. | 3,000 | 1 | 1:1 | Thick Liquid (40,000 cP) | 15° to 180° | Amber | Metal, Plastic, Rubber, Glass, Masonry | 0000000 | 000000 |
32 | Bottle | 3 min. | 24 hrs. | 3,000 | 1 | 1:1 | Thick Liquid (40,000 cP) | 15° to 180° | Amber | Metal, Plastic, Rubber, Glass, Masonry | 0000000 | 000000 |
Slow-Set Epoxy Structural Adhesives
To allow time to adjust and position parts, these epoxies remain workable for at least 90 minutes. The strongest and most weather- and chemical-resistant structural adhesives, epoxies work especially well on metals.
The size listed is the combined total of the two parts. Use cartridges with a dispensing gun and mixer nozzle to simultaneously mix and dispense adhesives.



Container | Strength | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Size | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Specifications Met | For Joining | Each | |
2216 | 1.66 gal. | Can | 90 min. | 7 days | 1,700 | 25 | 2:3 | Thick Liquid (81,000 cP) | -65° to 350° | DOD-A-82720 | Metal, Plastic, Rubber, Composites, Glass, Masonry, Wood | 00000000 | 000000000 |
2216 | 3.3 fl. oz. | Tube | 90 min. | 7 days | 1,700 | 25 | 2:3 | Thick Liquid (81,000 cP) | -65° to 350° | DOD-A-82720 | Metal, Plastic, Rubber, Composites, Glass, Masonry, Wood | 00000000 | 00000 |
2216 | 4 fl. oz. | Tube | 2 hrs. | 30 days | 3,000 | 25 | 1:1 | Thick Liquid (10,000 cP) | -65° to 350° | __ | Metal, Plastic, Rubber, Composites, Glass, Masonry, Wood | 00000000 | 00000 |
2216 | 26.6 fl. oz. | Can | 90 min. | 7 days | 1,700 | 25 | 2:3 | Thick Liquid (81,000 cP) | -65° to 350° | DOD-A-82720 | Metal, Plastic, Rubber, Composites, Glass, Masonry, Wood | 00000000 | 000000 |
2216 | 53.3 fl. oz. | Can | 90 min. | 7 days | 1,700 | 25 | 2:3 | Thick Liquid (81,000 cP) | -65° to 350° | DOD-A-82720 | Metal, Plastic, Rubber, Composites, Glass, Masonry, Wood | 00000000 | 000000 |
2216 | 64 fl. oz. | Can | 2 hrs. | 30 days | 3,000 | 25 | 1:1 | Thick Liquid (10,000 cP) | -65° to 350° | __ | Metal, Plastic, Rubber, Composites, Glass, Masonry, Wood | 0000000 | 000000 |
DP190 | 6.76 fl. oz. | Cartridge | 90 min. | 7 days | 1,400 | 20 | 1:1 | Thick Liquid (86,250 cP) | -65° to 350° | __ | Metal, Plastic, Rubber, Masonry | 0000000 | 00000 |

Container | Strength | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | For Joining | Each | |
8 | Bottle | 2 hrs. | 24 hrs. | 3,280 | Not Rated | 1:1 | Thick Liquid (30,000 cP) | -25° to 200° | Metal, Plastic, Rubber, Glass, Masonry | 0000000 | 000000 |
8 | Bottle | 3 hrs. | 24 hrs. | 2,800 | 24 | 1:1 | Thick Liquid (50,000 cP) | -65° to 250° | Metal, Plastic, Rubber, Glass, Masonry | 0000000 | 00000 |
32 | Bottle | 2 hrs. | 24 hrs. | 3,280 | Not Rated | 1:1 | Thick Liquid (30,000 cP) | -25° to 200° | Metal, Plastic, Rubber, Glass, Masonry | 0000000 | 00000 |
32 | Bottle | 3 hrs. | 24 hrs. | 2,800 | 24 | 1:1 | Thick Liquid (50,000 cP) | -65° to 250° | Metal, Plastic, Rubber, Glass, Masonry | 0000000 | 00000 |
Waterproof Epoxy Structural Adhesives
Even when used under water, these adhesives maintain their strength. The most weather- and chemical-resistant structural adhesives, epoxies tend to work especially well on metals.
The size listed is the combined total of the two parts.

Mfr. Model | Container | Strength | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Name | No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | Environment | For Joining | Each | |
MarineWeld | 50172 | 0.85 | Syringe | 5 min. | 1 hrs. | 1,800 | Not Rated | 1:1 | Paste (100,000 cP) | -20° to 300° | White | Salt Spray, Submersible | Metal, Plastic, Rubber, Composites, Glass, Masonry, Wood | 000000 | 000000 |
Optically Clear Epoxy Structural Adhesives
For invisible bond lines, these adhesives dry clear. Epoxies are the strongest and most weather- and chemical-resistant structural adhesives. Choose an epoxy that hardens quickly for fast repairs, or one that hardens slowly to allow more time for positioning.
The size listed is the combined total of the two parts. Use cartridges with a dispensing gun and mixer nozzle to simultaneously mix and dispense adhesives.
DP100 Plus, DP105, and epoxy in 4.5-oz. tubes bond dissimilar materials.
0151 and E-30CL are suitable for fiber-optic applications.


Container | Strength | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | For Joining | Each | |
0151 | 41.6 | Can | 60 min. | 24 hrs. | 2,675 | Not Rated | 2.7:1 | Thick Liquid (60,000 cP) | -65 to 160° F | Metal, Plastic, Rubber, Glass | 00000000 | 0000000 |
E-30CL | 1.69 | Cartridge | 30 min. | 24 hrs. | 3,100 | Not Rated | 2:1 | Thick Liquid (10,000 cP) | -65 to 250° F | Metal, Plastic, Ceramic, Glass | 0000000 | 00000 |
E-30CL | 6.76 | Cartridge | 30 min. | 24 hrs. | 3,100 | Not Rated | 2:1 | Thick Liquid (10,000 cP) | -65 to 250° F | Metal, Plastic, Ceramic, Glass | 0000000 | 00000 |

Container | Strength | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | For Joining | Each | |
4.5 | Tube | 60 min. | 36 hrs. | 2,450 | Not Rated | 2:1 | Paste (Not Rated) | -65 to 260° F | Metal, Metal to Plastic, Metal to Rubber, Metal to Glass, Plastic, Plastic to Rubber, Plastic to Glass, Rubber, Rubber to Glass, Glass | 0000000 | 000000 |

Container | Strength | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Net Weight, oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | For Joining | Pkg. Qty. | Pkg. | |
Adhesives | ||||||||||||
0.1 | One-Time-Use Packet | 60 min. | 7 days | 2,400 | Not Rated | 1.61:1 | Thick Liquid (14,000 cP) | 0° to 180° | Metal, Glass | 10 | 0000000 | 000000 |
Each | ||
Mixer Nozzle for 1.69 fl. oz. Loctite® Cartridges | 00000000 | 00000 |
Mixer Nozzle for 6.76 fl. oz. Loctite® Cartridges | 0000000 | 0000 |
Dispensing Gun for 1.69 fl. oz Loctite® Cartridges | 00000000 | 00000 |
Dispensing Gun for 6.76 fl. oz. Loctite® Cartridges | 0000000 | 000000 |
Air-Powered Dispensing Gun for 1.69 fl. oz. Loctite® Cartridges | 000000000 | 000000 |
Toughened Epoxy Structural Adhesives

Toughened adhesives are blended with rubber particles for better impact resistance than standard epoxies. They form flexible, resilient bonds. The most weather- and chemical-resistant structural adhesives, epoxies work especially well on metals. Choose an adhesive that hardens quickly for fast repairs, or one that hardens slowly to allow more time for positioning.
The size listed is the combined total of the two parts. Use with a dispensing gun and mixer nozzle to simultaneously mix and dispense adhesives.
DP420NS, DP460NS, E-40HT, and 9462 are nonsagging, so they won't drip from vertical or overhead surfaces.
Container | Strength | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
DP420 | 6.76 | Cartridge | 20 min. | 24 hrs. | 280 | 50 | 2:1 | Thick Liquid (30,000 cP) | -65° to 350° | Off-White | Metal, Plastic, Composites | 0000000 | 0000000 |
DP420 | 6.76 | Cartridge | 20 min. | 24 hrs. | 400 | 50 | 2:1 | Thick Liquid (30,000 cP) | -65° to 350° | Black | Metal, Plastic, Composites | 00000000 | 000000 |
DP420 | 13.5 | Cartridge | 20 min. | 24 hrs. | 280 | 50 | 2:1 | Thick Liquid (30,000 cP) | -65° to 350° | Off-White | Metal, Plastic, Composites | 00000000 | 000000 |
DP420 | 13.5 | Cartridge | 20 min. | 24 hrs. | 400 | 50 | 2:1 | Thick Liquid (30,000 cP) | -65° to 350° | Black | Metal, Plastic, Composites | 00000000 | 000000 |
DP420NS | 6.76 | Cartridge | 20 min. | 24 hrs. | 470 | 50 | 2:1 | Paste (180,000 cP) | -65° to 350° | Black | Metal, Plastic, Composites | 00000000 | 000000 |
DP420NS | 13.5 | Cartridge | 20 min. | 24 hrs. | 470 | 50 | 2:1 | Paste (180,000 cP) | -65° to 350° | Black | Metal, Plastic, Composites | 00000000 | 000000 |
DP460 | 1.69 | Cartridge | 60 min. | 24 hrs. | 2,500 | 60 | 2:1 | Thick Liquid (30,000 cP) | -65° to 350° | Off-White | Metal, Plastic, Composites | 0000000 | 00000 |
DP460 | 6.76 | Cartridge | 60 min. | 24 hrs. | 2,500 | 60 | 2:1 | Thick Liquid (30,000 cP) | -65° to 350° | Off-White | Metal, Plastic, Composites | 0000000 | 000000 |
DP460 | 13.5 | Cartridge | 60 min. | 24 hrs. | 2,500 | 60 | 2:1 | Thick Liquid (30,000 cP) | -65° to 350° | Off-White | Metal, Plastic, Composites | 00000000 | 000000 |
DP460NS | 6.76 | Cartridge | 60 min. | 24 hrs. | 2,680 | 60 | 2:1 | Paste (125,000 cP) | -65° to 350° | Off-White | Metal, Plastic, Composites | 00000000 | 000000 |
Each | ||
Mixer Nozzle for 1.69 fl. oz. 3M Cartridges (Step Tip) | 0000000 | 00000 |
Mixer Nozzle for 1.69 fl. oz. 3M Cartridges (Taper Tip) | 0000000 | 0000 |
Mixer Nozzle for 6.76 fl. oz. and 13.5 fl. oz. 3M Cartridges | 0000000 | 0000 |
Replacement Plunger for 1.69 fl. oz. 3M Cartridges | 0000000 | 00000 |
Dispensing Gun for 1.69 fl. oz. 3M Cartridges | 0000000 | 000000 |
Dispensing Gun for 6.76 fl. oz. 3M Cartridges | 0000000 | 000000 |
Air-Powered Dispensing Gun for 1.69 fl. oz. 3M Cartridges | 0000000 | 000000 |
Low-Odor Epoxy Structural Adhesives

Bond most materials without the strong odor of other epoxy adhesives. The strongest and most weather- and chemical-resistant structural adhesives, epoxies work especially well on metals.
The size listed is the combined total of the two parts. Use cartridges with a dispensing gun and mixer nozzle to simultaneously mix and dispense adhesives.
363A/B is nonflammable and solvent-free.
Container | Strength | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel, lbs./in. wd. | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
Lord Adhesives with Mixer Nozzle | |||||||||||||
363A/B | 1.69 | Cartridge | 3 min. | 6 hrs. | 1,400 | 5 | 1:1 | Thick Liquid (12,750 cP) | -30° to 300° | Amber | Metal, Plastic, Rubber, Composites, Glass, Wood | 00000000 | 000000 |
Epoxy Structural Adhesives for Hard-to-Bond Materials

Fasten hard-to-bond plastics, such as polypropylene and polyethylene, with these adhesives. They bond dissimilar materials. Epoxies are the strongest and most weather- and chemical-resistant structural adhesives. Choose an adhesive that hardens quickly for fast repairs, or one that hardens slowly to allow more time for positioning.
The size listed is the combined total of the two parts. Use cartridges with a dispensing gun and mixer nozzle to simultaneously mix and dispense adhesives.
Container | Strength | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Size, fl. oz. | Type | Begins to Harden | Reaches Full Strength | Shear, lbs./sq. in. | Peel | Mix Ratio | Consistency (Viscosity) | Temp. Range, °F | Color | For Joining | Each | |
1.69 | Cartridge | 90 min. | 72 hrs. | Not Rated | Not Rated | 1:1 | Thick Liquid (6,000 cP) | -85° to 270° | Amber | Metal, Metal to Plastic, Metal to Rubber, Metal to Glass, Plastic, Plastic to Rubber, Plastic to Glass, Rubber, Rubber to Glass, Ceramic, Composites, Glass, Wood, Wood to Glass | 000000 | 000000 |
Conductive Adhesives for Electronics
An alternative to solder, these flexible, silver-filled adhesives accommodate joint movement. Use them to bond electrical components and repair circuits.
Epoxy adhesives are two-part adhesives that need to be mixed together. The size listed is the combined total of the two parts.

Container | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Net Weight, oz. | Begins to Harden | Reaches Full Strength | Thermal Conductivity, W/m-K | Surface Resistivity, ohms-cm | Mix Ratio | Consistency | Temp. Range, °F | For Joining | Each | |
One-Time-Use Packet | ||||||||||
0.09 | 3 hrs. | 24 hrs. | 1.55 | 0.05 | 1:1.15 | Paste | -75° to 230° | Ceramic, Glass, Metal | 0000000 | 000000 |
Mixer Nozzles for Two-Part Adhesive Cartridges






To simultaneously mix and dispense two-part adhesives, attach these mixer nozzles to a dual cartridge. Mixing elements help combine the two parts of an adhesive as it flows through the nozzle. A short nozzle with many mixing elements combines adhesive while minimizing the adhesive left in the nozzle after dispensing. Choose a nozzle that matches the connection type, size, and mix ratio of your adhesive cartridge.
A taper tip has a small opening for controlled dispensing.
A step tip allows you to trim the opening to the diameter you need.
Each | |||||||
---|---|---|---|---|---|---|---|
For Cartridge Size, oz. | Mix Ratio | Opening ID | Lg. | Mixing Elements | Material | Each | |
Taper Tip | |||||||
1.42, 1.69 | 1:1, 2:1, 4:1, 10:1 | 0.07" | 5.9" | 20 | Polypropylene Plastic | 00000000 | 00000 |
Each | ||||||||
---|---|---|---|---|---|---|---|---|
For Cartridge Size, oz. | Mix Ratio | Opening ID | Lg. | Mixing Elements | Mfr. | Material | Each | |
3-Step Tip | ||||||||
6.76, 13.5 | 1:1, 2:1 | 0.12"-0.37" | 7.3" | 18 | __ | Polypropylene Plastic | 0000000 | 00000 |
5-Step Tip | ||||||||
6.76, 13.5 | 1:1, 2:1 | 0.07"-0.21" | 7.3" | 20 | 3M | Polypropylene Plastic | 0000000 | 0000 |
6.76, 13.5 | 1:1, 2:1 | 0.66" | 5" | 20 | 3M | Polypropylene Plastic | 00000000 | 0000 |
Epoxy Potting Compounds


Encase electronic assemblies in a layer of epoxy for protection from dust, chemicals, moisture, mechanical shock, and vibration. The strongest of the potting compounds, epoxies are rigid and wear resistant. They have excellent chemical and moisture resistance, withstand a wide range of temperatures, and provide excellent electrical insulation. All require a mixer nozzle and gun to dispense.
Compounds that cannot be sold to Canada are restricted by product labeling requirements.
Dry Time | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Container Size, fl. oz. | Consistency | Touch | Overall | Dielectric Strength, V/mil | Thermal Conductivity, W/m-K | Temp. Range, °F | Specifications Met | For Use On | Choose a Color | Each | |
DP270 | 1.64 | Thick Liquid | 3 hrs. | 48 hrs. | 850 | 0.18 | -65° to 210° | UL 94 HB | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Plastic, Rubber, Glass | 00000000 | 000000 | |
DP270 | 6.8 | Thick Liquid | 3 hrs. | 48 hrs. | 850 | 0.18 | -65° to 210° | UL 94 HB | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Plastic, Rubber, Glass | 00000000 | 00000 | |
DP270 | 13.5 | Thick Liquid | 3 hrs. | 48 hrs. | 850 | 0.18 | -65° to 210° | UL 94 HB | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Plastic, Rubber, Glass | Black | 00000000 | 000000 |
Mixer Nozzle for 1.64 fl. oz. Cartridges | 0000000 | Each | 00000 |
Dispensing Gun for 1.64 fl. oz. and 1.69 fl. oz. Cartridges | 0000000 | Each | 000000 |
Mixer Nozzle for 1.64 fl. oz. and 1.69 fl. oz. Cartridges (Mixing Elements: 16) | 0000000 | Each | 0000 |
Dispensing Gun for 6.8 fl. oz. Cartridges | 0000000 | Each | 000000 |
Mixer Nozzle for 6.8 fl. oz. Cartridges | 0000000 | Each | 0000 |
Dispensing Gun for 13.5 fl. oz. Cartridges | 00000000 | Each | 000000 |
Mixer Nozzle for 13.5 fl. oz. Cartridges | 00000000 | Each | 0000 |
Dry Time | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Container Size, fl. oz. | Consistency | Touch, min. | Overall, hrs. | Dielectric Strength, V/mil | Thermal Conductivity, W/m-K | Temp. Range, °F | For Use On | Color | Cannot Be Sold To | Each | |
1.69 | Thick Liquid | 45 | 24 | 400 | 0.3 | -40° to 300° | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Silver, Plastic, Rubber, Composites, Fiberglass, Ceramic, Glass | Black | Canada | 0000000 | 000000 |
High-Temperature Epoxy Potting Compounds


Protect circuit boards and other electronics where high heat is a concern but you don’t need to transfer that heat elsewhere. These compounds are a good middle ground between standard epoxy compounds and heat-transfer compounds. They work at temperatures twice as high as standard epoxy compounds. However, they don't conduct heat as well as heat-transfer compounds so they're not the best choice for circuit boards that run for long periods of time. Harden these compounds at room temperature—they don’t require an oven to harden like heat-transfer compounds do.
Since they’re an epoxy compound, they won’t break down from chemicals or moisture. They’re also excellent electrical insulators and withstand a wide range of temperatures. Use them to shield components from dust, moisture, chemicals, mechanical shock, and vibration.
Jar and syringe compounds are the consistency of honey once they’re mixed, so they’ll seep into the crevices of a circuit board and encapsulate intricate components. Use the syringe for precise application.
Bottle compounds are easier to apply in higher volumes than jar and syringe compounds. Mix them together and pour them over components inside containers, such as a potting box. If air bubbles occur after mixing, you can put the mixture in a vacuum chamber to remove them. They cannot be sold to Canada due to product labeling requirements.
Dry Time | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Container Size, fl. oz. | Consistency | Viscosity, cP | Touch | Overall, hrs. | Dielectric Strength, V/mil | Thermal Conductivity, W/m-K | Max. Temp., °F | For Use On | Cannot Be Sold To | Each | |
Jar and Syringe Compounds—Extra Hard | |||||||||||
1 | Thick Liquid | 3,600 | 12 hrs. | 24 | 450 | 0.22 | 500° | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Plastic, Rubber, Composites, Fiberglass, Ceramic, Glass | __ | 0000000 | 000000 |
Bottle Compounds—Extra Hard | |||||||||||
12.6 | Paste | 22,000 | 60 min. | 24 | 470 | 0.3 | 435° | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Plastic, Rubber, Composites, Fiberglass, Ceramic, Glass | Canada | 0000000 | 00000 |
Light-Activated Epoxy Potting Compounds
Handle potted items within minutes—these potting compounds dry quickly when exposed to UV light. For added strength and durability, cure them with heat. Since they’re epoxy, they won’t break down from chemicals or moisture. They’re also excellent electrical insulators and withstand a wide range of temperatures. Use them to shield components from dust, moisture, chemicals, mechanical shock, and vibration. You need a mixer nozzle (not included) and a gun and plunger (both sold separately) to dispense. The nozzle lets you apply these compounds precisely.
For maximum effectiveness, these compounds need to be heat cured after they’re cured with UV light. Overall dry time includes heat curing at 149° F.

Dry Time | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Container Size, fl. oz. | Consistency | Touch, min. | Overall, hrs. | Light Intensity Requirements to Reach Full Strength | Cure Type | Temp. Range, °F | For Use On | Color | Each | |
Loctite® Compounds—Extra Hard | |||||||||||
3336 | 1.4 | Thick Liquid | 5 | 16 | 60 seconds @ 30 mW/cm2 | UV Light | -65° to 350° | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Titanium, Fiberglass, Composites, Plastic, Silver | Amber | 0000000 | 000000 |

For Cartridge Size | Each | |
1.4 fl. oz. | 0000000 | 000000 |

For Cartridge Size | Each | |
1.4 fl oz. | 00000000 | 00000 |
Epoxy Potting Compounds for Harsh Environments
Tough enough to be permanently submersed in seawater, these compounds protect sensitive electronics, such as circuit boards, semiconductors, and sensors in harsh environments. They resist moisture, salt, and chemicals, so you can use them in corrosive oil, marine, and mining applications. These compounds can also be used within autoclaves. Because they are epoxies, they are rigid, resist wear, and create excellent electrical insulation. They withstand a wide range of temperatures, and this formulation won’t crack or split as components heat up and cool down.
They come in a cartridge, so you can apply them precisely. To dispense, they require a mixer nozzle and gun (both sold separately).

Dry Time | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Container Size, fl. oz. | Consistency | Touch, hrs. | Overall, hrs. | Hardness Rating | Dielectric Strength, V/mil | Temp. Range, °F | Environment | For Use On | Autoclavable | Each | |
1.69 | Thick Liquid | 12 | 24 | Extra Hard | 500 | -50° to 350° | Corrosive, Salt Spray, Submersible | Brass, Bronze, Copper, Steel, Stainless Steel, Cast Iron, Titanium, Polystyrene Plastic, Polycarbonate Plastic, Polyurethane Rubber, ABS Plastic, PVC Plastic, CPVC Plastic, PVDF Plastic, Polyimide Plastic, HDPE Plastic, Nylon Plastic, PEEK Plastic, Polyethylene Plastic, UHMW Plastic, Polypropylene Plastic, Glass | Yes | 0000000 | 000000 |

For Cartridge Size | Each | |
1.69 fl. oz. | 00000000 | 000000 |

For Cartridge Size | Each | |
1.69 fl. oz. | 00000000 | 00000 |
Flexible Epoxy Potting Compounds
Combine the flexibility of silicone with the durability of standard epoxy—these compounds are great for protecting sensitive electronics that need to flex or expand and contract. Because they’re an epoxy, they still have excellent moisture, chemical, and abrasion resistance. They withstand a wide range of temperatures, and this formulation won’t crack or split as components heat up and cool down. These compounds are excellent electrical insulators, and they’ll shield your components from moisture and dust. You can also use them as an adhesive since they’re also tacky.
They come in a cartridge, so you can apply them precisely. To dispense, they require a mixer nozzle and gun (both sold separately).

Dry Time | ||||||||
---|---|---|---|---|---|---|---|---|
Container Size, fl. oz. | Consistency | Touch, hrs. | Overall, hrs. | Hardness Rating | Temp. Range, °F | For Use On | Each | |
1.69 | Thick Liquid | 24 | 72 | Soft | -85° to 275° | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Titanium, Plastic, Rubber, Composites, Fiberglass, Ceramic, Glass | 0000000 | 000000 |

For Cartridge Size | Each | |
1.69 fl. oz. | 00000000 | 000000 |

For Cartridge Size | Each | |
1.69 fl. oz. | 00000000 | 00000 |
Flame-Retardant Epoxy Potting Compounds
Protect circuit boards and other electronics from fire and heat. These self-extinguishing compounds meet UL 94V-0 for flame retardance and withstand temperatures up to nearly 400° F. Use them to shield components from dust, moisture, chemicals, mechanical shock, and vibration. Since they’re epoxies, they won’t break down from chemicals or moisture. They’re also excellent electrical insulators. These compounds have the consistency of honey once they’re mixed, so they seep into crevices to encase intricate components. They’re not for sale in Canada.
Cartridge compounds dispense through a mixer nozzle for precise application. Use them with a dispensing gun.
Can compounds are easier to apply in high volumes than cartridge compounds. Mix them together and pour them over components inside containers, such as a potting box. If you see air bubbles after mixing, put the mixture in a vacuum chamber to remove them.


Dry Time | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Container Size | Consistency | Touch, hrs. | Overall, hrs. | Mixer Nozzle Included | Dielectric Strength, V/mil | Thermal Conductivity, W/m-K | Temp. Range, °F | Specifications Met | For Use On | Cannot Be Sold To | Each | |
Cartridge Compounds—Extra Hard | ||||||||||||
15.2 oz. | Thick Liquid | 2 | 48 | Yes | 395 | 0.5 | -110° to 390° | UL 94 V-0 | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Fiberglass, Ceramic, Glass, Composites, Plastic, Rubber, Silver | Canada | 0000000 | 000000 |
Can Compounds—Extra Hard | ||||||||||||
3 qt. | Thick Liquid | 2 | 48 | __ | 395 | 0.5 | -110° to 390° | UL 94 V-0 | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Fiberglass, Ceramic, Glass, Composites, Plastic, Rubber, Silver | Canada | 0000000 | 000000 |

For Cartridge Size, oz. | Includes | Each | |
15.2 | Built-In Plunger for 1:1 and 2:1 Mix Ratios | 0000000 | 0000000 |
Adjustable-Flexibility Heat-Transfer Potting Compounds


Mixing required—resin and hardener come in two separate jars or in a jar and syringe and must be combined before applying. Change the mix ratio of these heat-transfer potting compounds to achieve the right hardness for your application. They're formulated to draw heat away from sensitive electronic components, so they have higher thermal conductivity than standard potting compounds. Use them to encase electronic assemblies for protection from dust, chemicals, moisture, mechanical shock, and vibration. Rigid and wear resistant, epoxies are the strongest of the potting compounds. They have excellent chemical and moisture resistance, withstand a wide range of temperatures, and provide excellent electrical insulation.
The size listed is the combined total of the two parts.
Dry Time | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Container Size, fl. oz. | Consistency | Touch, min. | Overall, hrs. | Hardness Rating | Dielectric Strength, V/mil | Thermal Conductivity, W/m-K | Temp. Range, °F | Heating Requirements to Reach Full Strength | For Use On | Color | Each | |
Jar Compounds | ||||||||||||
12 | Thick Liquid | 30 | 24 | Extra Hard, Medium Hard, Medium Soft, Soft | 450 | 1 | -100° to 450° | __ | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Plastic, Ceramic, Glass | Tan | 000000 | 0000000 |
24 | Thick Liquid | 30 | 24 | Extra Hard, Medium Hard, Medium Soft, Soft | 450 | 1 | -100° to 450° | __ | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Plastic, Ceramic, Glass | Tan | 000000 | 000000 |
Jar and Syringe Compounds | ||||||||||||
1.6 | Thick Liquid | 30 | 26 | Extra Hard, Medium Hard, Medium Soft, Soft | 450 | 1.01 | -100° to 450° | 2 hrs. @ 250° F | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Plastic, Ceramic, Glass | Tan | 000000 | 00000 |
Surface Fillers


These surface fillers can be used on vertical surfaces without sagging. They repair cracked, worn, and damaged surfaces. The size listed is the combined total of the two parts.
Container | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr. Model No. | Size | Net Weight | Type | Begins to Harden, min. | Reaches Full Strength | Consistency | Mix Ratio | Approx. Coverage @ Thick. | Temp. Range, °F | Color | Finishing Method | For Use On | Pkg. Qty. | Pkg. | |
Loctite® Fixmaster Epoxy | |||||||||||||||
EA 445 | __ | 0.12 oz. | Mixer Cup | 5 | 12 hrs. | Thick Liquid | 1:1 | 1 sq. in. @ 1/4" | -65° to 180° | Gray | Machine, Sand, Tap | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Cast Iron, Titanium, ABS Plastic, CPVC Plastic, PETG Plastic, Polycarbonate Plastic, Polyimide Plastic, Polystyrene Plastic, Polyurethane Rubber, PVC Plastic, PVDF Plastic, Ceramic, Concrete, Glass, Wood | 10 | 0000000 | 000000 |
EA 445 | __ | 1 oz. | Mixer Cup | 5 | 12 hrs. | Thick Liquid | 1:1 | 1 sq. in. @ 1/4" | -65° to 180° | Gray | Machine, Sand, Tap | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Cast Iron, Titanium, ABS Plastic, CPVC Plastic, PETG Plastic, Polycarbonate Plastic, Polyimide Plastic, Polystyrene Plastic, Polyurethane Rubber, PVC Plastic, PVDF Plastic, Ceramic, Concrete, Glass, Wood | 10 | 0000000 | 000000 |
EA 9131 | __ | 0.12 oz. | Mixer Cup | 90 | 24 hrs. | Thick Liquid | 1.5:1 | 1 sq. in. @ 1/4" | -65° to 180° | White | Machine, Sand, Tap | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Cast Iron, Titanium, ABS Plastic, CPVC Plastic, PETG Plastic, Polycarbonate Plastic, Polyimide Plastic, Polystyrene Plastic, Polyurethane Rubber, PVC Plastic, PVDF Plastic, Ceramic, Concrete, Glass, Wood | 10 | 0000000 | 00000 |
Each | |||||||||||||||
Loctite® Fixmaster Poxy Pak™ | |||||||||||||||
EA 9017 | 0.8 fl. oz. | __ | Syringe | 5 | 60 min. | Thick Liquid | 1:1 | Not Rated | -65° to 300° | Clear | Sand | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Cast Iron, Titanium, ABS Plastic, CPVC Plastic, PETG Plastic, Polycarbonate Plastic, Polyimide Plastic, Polystyrene Plastic, Polyurethane Rubber, PVC Plastic, PVDF Plastic, Concrete, Glass, Wood | __ | 0000000 | 00000 |
Conductive Surface Fillers for Electronics

A high silver content allows these surface fillers to conduct electricity and heat. Use them to fill gaps and rebuild missing material on electrical connections or to assemble new components. They come as two parts. The size listed is the combined total of the two parts.
Volume resistivity measures how well a material opposes the flow of electricity. The lower the rating, the more electricity it conducts.
Thermal conductivity measures a material’s ability to transfer heat. The higher the rating, the more heat it transfers.
Container | Temp. Range, °F | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Net Weight, oz. | Type | Begins to Harden | Reaches Full Strength | Thermal Conductivity, W/m-K | Volume Resistivity, ohms-cm | Mix Ratio | Min. | Max. | For Use On | Each | |
Surface Fillers | |||||||||||
0.09 | One-Time-Use Packet | 90 min. | 24 hrs. | 6.05 | 0.009 | 100:6 | -75° | 250° | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Titanium, Ceramic, Glass | 0000000 | 000000 |
0.35 | One-Time-Use Packet | 90 min. | 24 hrs. | 6.05 | 0.009 | 100:6 | -75° | 250° | Aluminum, Brass, Bronze, Copper, Steel, Stainless Steel, Titanium, Ceramic, Glass | 0000000 | 000000 |
Chemical-Resistant Surface Fillers for Metal

Chemicals will not affect these two-part epoxies. They repair cracked, worn, and damaged surfaces. The size listed is the combined total of the two parts.
Container | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Size, fl. oz. | Type | Begins to Harden, min. | Reaches Full Strength | Consistency | Mix Ratio | Approximate Coverage @ Thick. | Max. Thick. | For Use Outdoors | Temp. Range, °F | Color | Finishing Method | For Use On | Each | |
Surface Fillers | ||||||||||||||
11 | Tube | 25 | 7 days | Paste | 1:1 | 50 sq. in. @ 1/4" | 1/4" | Yes | -55° to 180° | Silver | Machine, Drill, Sand, Tap | Aluminum, Brass, Bronze, Steel, Cast Iron, Titanium | 0000000 | 000000 |