Corrosion Preventers | McMaster-Carr

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502 Products

Facility and Grounds Maintenance

Protective Coatings

Shield surfaces from the surrounding environment

112 products

Paint

Renew, enhance, protect, and change the color of surfaces

43 products

Touch-Up Paint Pens

Cover scratches in paint and coatings

4 products

Paint Primers

Extend the life of paint and coatings by preparing surfaces beforehand

24 products

Surface Fillers

Repair chips, cracks, and tears in various surfaces

1 product

Floor Coating Additives

Mix into floor coatings to add slip or wear resistance

1 product

Protective Coating Primers

Prepare metal surfaces for powder coating

2 products

Powder Coating Sprayers

Evenly apply powder coatings to small or large parts

6 products

Electrical Parts Cleaners

Eliminate dirt, oil, and rust from relays, circuit boards, and other electronics

10 products

Battery Terminal Cleaners

Remove acid and corrosion from batteries

1 product

Cleaners for Tumbling

Remove oil, grease, and other contaminants while tumbling

3 products

Rust Removers

Restore rusted metal surfaces, such as tanks and pipes, to their original state

9 products

Passivating Cleaners

Restore and maintain the surface layer on stainless steel that protects it from corrosion

6 products

Roof Coatings

Form a water-resistant layer to restore and reinforce your roof

2 products

Lubricating

Grease

Thicker than oil to evenly lubricate surfaces and stay in place

100 products

Penetrating Lubricants

Cut through dirt, grease, and rust to protect tools and components from wear

4 products

Oil

Thinner than grease to flow in smaller gaps; dissipates heat and removes dirt and metal shavings

2 products

Antiseize Lubricants

Prevent threaded fasteners from sticking due to rust, dirt, and heat

16 products

Cable Oilers

Clamp around control cables to lubricate them without making a mess

2 products

Antiseize Lubricant Dispensers

Screw onto antiseize lubricant cans and pull the trigger to neatly apply lubricant with one hand

1 product

Electrical Power, Networking, and Controlling

Battery Terminal Coatings

Apply to battery terminals to shield them from corrosive acid fumes

2 products

Battery-Terminal Washers

Stop battery acid fumes from corroding terminal posts

1 product

Potting Compounds

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

8 products

Electrical Insulating Varnish

Coat wire and other metal electrical parts to protect them from oil, chemicals, and moisture

6 products

Material Handling

Corrosion-Inhibiting Packets

Toss into shipping boxes to stop metals from corroding, oxidizing, tarnishing, and discoloring

1 product

Mesh Sleeves

Stretch around items like shafts and threaded parts to shield them from scratching and chipping

12 products

Corrosion-Inhibiting Wraps

Keep metal parts and electronic components from rusting or tarnishing

29 products

Heat-Shrink Wrap

Heat to seal packages or cure composite parts

1 product

Stretch Wrap

Bundle loads without tape or strapping and shield them from moisture, dirt, and scratches

3 products

Fabricating and Machining

Zinc-Plating Kits

Create your own zinc-plating system to add corrosion resistance to steel and iron parts

3 products

Anodizing Kits

Coat aluminum parts for added resistance to corrosion and chemicals

5 products

Blackener Kits

Create a flat, black protective finish on metal tools to resist corrosion and reduce glare

13 products

Electropolishers

Dissolve microscopic surface flaws from metal parts for a mirror-like finish

10 products

Electropolishing Solutions

Smooth, brighten, and passivate metal parts for a mirror-like finish

2 products

Raw Materials

Nitric Acid

Often used to clean electronics, etch metal, treat wood, and pickle and passivate stainless steel

10 products

Pigments and Dyes

Add color to liquids, mixtures, and materials

8 products

Fluid Handling

Corrosion-Inhibiting Rods and Pads

Protect tanks, water heaters, and heat exchangers from rust; also known as sacrificial anodes

41 products

Containers, Storage, and Furniture

Open-Top Bags

Close around material with a staple, twist tie, or heat sealer

3 products