Potting Compounds | McMaster-Carr

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Adhesive Dispensing Gun Nozzles

Cable Repair Resins

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Potting Compounds

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Less than 250° F

250° F to 299° F

300° F to 399° F

400° F to 499° F

500° F or greater

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Adjustable Hardness

Chemical Resistant

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Optically Clear

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Spec Image

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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DFARS Specialty Metals

Type

Protective Coating

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144 Products

Potting Compounds

Epoxy Potting Compounds

Epoxy Potting Compounds

Keep out dust, chemicals, moisture, and vibration

Ready-to-Use Silicone Rubber Potting Compounds

Ready-to-Use Silicone Rubber Potting Compounds

No mixing required—these potting compounds come ready to apply

Heat-Transfer Epoxy Potting Compounds

Heat-Transfer Epoxy Potting Compounds

Formulated to draw heat away from sensitive electronic components

Urethane Potting Compounds

Urethane Potting Compounds

The best choice for cold-temperature applications

Two-Part Silicone Rubber Potting Compounds

Two-Part Silicone Rubber Potting Compounds

Mix the two components to start the curing process

Urethane Potting Compounds for Harsh Environments

Urethane Potting Compounds for Harsh Environments

Withstand permanent submersion in water—even salt water

Optically Clear Two-Part Silicone Rubber Potting Compounds

Optically Clear Two-Part Silicone Rubber Potting Compounds

Let light pass through while staying softer and more flexible than epoxy and urethane

Epoxy Potting Compounds for Harsh Environments

Epoxy Potting Compounds for Harsh Environments

Tough enough to be permanently submersed in seawater

Flexible Epoxy Potting Compounds

Flexible Epoxy Potting Compounds

Combine the flexibility of silicone with the durability of standard epoxy

Low-Outgassing Heat-Transfer Epoxy Potting Compounds

Low-Outgassing Heat-Transfer Epoxy Potting Compounds

Release almost no volatile emissions that could damage sensitive electronics

Adjustable-Hardness Heat-Transfer Epoxy Potting Compounds

Adjustable-Hardness Heat-Transfer Epoxy Potting Compounds

Change the mix ratio to achieve the right hardness for your application

Light-Activated Urethane Potting Compounds

Light-Activated Urethane Potting Compounds

Cure into a strong protective layer after 20 seconds under a UV light

High-Temperature Epoxy Potting Compounds

High-Temperature Epoxy Potting Compounds

Protect circuit boards and other electronics where high heat is a concern

Reusable Silicone Rubber Potting Compounds

Reusable Silicone Rubber Potting Compounds

Peel off without damaging equipment

Optically Clear Epoxy Potting Compounds

Optically Clear Epoxy Potting Compounds

Light passes through easily for LEDs, solar cells, and fiber optics

Low-Outgassing Optically Clear Two-Part Silicone Rubber Potting Compounds

Low-Outgassing Optically Clear Two-Part Silicone Rubber Potting Compounds

Produce almost no volatile emissions while letting light pass through

Light-Activated Epoxy Potting Compounds

Light-Activated Epoxy Potting Compounds

Dry quickly when exposed to UV light

Heavy Duty Coatings for Electronics

Heavy Duty Coatings for Electronics

Thinner than standard potting compounds to flow into small spaces between components

Light-Activated Silicone Rubber Potting Compounds

Light-Activated Silicone Rubber Potting Compounds

Dry quickly when exposed to UV light and stay softer and more flexible than epoxy

Flame-Retardant Epoxy Potting Compounds

Flame-Retardant Epoxy Potting Compounds

Protect circuit boards and other electronics from fire and heat

Other Products

Electrical Insulating Adhesives

Electrical Insulating Adhesives

Secure hardware on circuit boards while insulating current

Cable Repair Resins

Cable Repair Resins

Protect and insulate electrical cables and repair damaged insulation

Potting Boxes

Fill with potting compound to protect electronic assemblies from dust, moisture, and vibration

Structural Adhesives

Structural Adhesives

Epoxy, acrylic, urethane, and other adhesives strong enough to replace screws and rivets

Instant-Bond Adhesives

Instant-Bond Adhesives

Also known as super glue, these adhesives create strong bonds in under 90 seconds

Adhesive Dispensing Gun Nozzles

Adhesive Dispensing Gun Nozzles

Pair with cartridges in dispensing guns to control the flow of adhesive

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)