Electronics Coatings | McMaster-Carr

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250° F to 299° F

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Protective Coating

Mixing Required

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Electrically Insulating

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-99° F to -75° F

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136 Products

Conformal Coatings

Conformal Coatings

Conformal Coatings

Protect circuit boards and other electronics from moisture, dust, and static

Conformal Coatings for Harsh Environments

Conformal Coatings for Harsh Environments

Protect components against humidity, harsh chemicals, submersion, and more

High-Temperature Conformal Coatings

High-Temperature Conformal Coatings

Protect electronics from moisture, dust, and static, even in furnace-like heat

Heavy Duty High-Purity Conformal Coatings

Heavy Duty High-Purity Conformal Coatings

Formulated for use in sensitive applications, such as manufacturing semiconductors

Heavy Duty Light-Activated Conformal Coatings

Heavy Duty Light-Activated Conformal Coatings

The coatings begin to harden when exposed to ultraviolet light

Component-Concealing Conformal Coatings

Component-Concealing Conformal Coatings

Hide proprietary information on your components behind these black protective coatings

Optically Clear Conformal Coatings

Optically Clear Conformal Coatings

Protect LEDs, solar cells, and more with coatings that are clear enough to see through

Parylene Conformal Coatings

Parylene Conformal Coatings

Ultra-thin to protect the most sensitive electronics at the molecular level

Heavy Duty EMI/RFI Shielding Conformal Coatings

Heavy Duty EMI/RFI Shielding Conformal Coatings

Coat electronics for durability in tough conditions while blocking EMI/RFI signals

Heavy Duty High-Purity Light-Activated Conformal Coatings

Heavy Duty High-Purity Light-Activated Conformal Coatings

Pair with a UV curing lamp to protect highly sensitive components

EMI/RFI Shielding Conformal Coatings

EMI/RFI Shielding Conformal Coatings

Block electromagnetic and radio frequency interference from disrupting electronics

Heavy Duty Heat-Transfer Conformal Coatings

Heavy Duty Heat-Transfer Conformal Coatings

Keep electrical components cool by dissipating the heat they generate

Other Products

Potting Compounds

Potting Compounds

Encase electronic assemblies in material that hardens to protect from dust, moisture, and vibration

Electrically Insulating Adhesives

Electrically Insulating Adhesives

Secure hardware on circuit boards while insulating current

Structural Adhesives

Structural Adhesives

Strong enough to replace screws and rivets for many jobs

Solder Mask

Temporarily shield circuit boards from solder, flux, and high temperatures

Adhesive Dispensing Gun Nozzles

Adhesive Dispensing Gun Nozzles

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

Protective Coatings

Protective Coatings

Shield surfaces from the surrounding environment

Thermal Control Coatings

Thermal Control Coatings

Give off almost no volatile emissions that could damage sensitive electronics and optics

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