Copper Sealers | McMaster-Carr

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1C995

EAR99

DFARS Specialty Metals

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784 Products

Sealing

Sealants

Fill and seal gaps in metal, plastic, wood, and other materials

111 products

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

159 products

Sealant Primers

Apply to surfaces before sealant to speed up drying times and improve adhesion

1 product

Gasket Sealants

Seal gaskets on metal parts

9 products

Gasket Makers

Seal irregular shapes and tiny crevices by applying a bead that hardens into a gasket

54 products

Facility and Grounds Maintenance

Surface Fillers

Repair chips, cracks, and tears in various surfaces

38 products

Protective Coatings

Shield surfaces from the surrounding environment

33 products

Paint

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

10 products

Protective Coating Primers

Prepare metal surfaces for powder coating

2 products

Paint Primers

Extend the life of paint and coatings by preparing surfaces beforehand

1 product

Fastening and Joining

Threadlockers

Coat threads on threaded fasteners to prevent loosening from impact and vibration

166 products

Structural Adhesives

Strong enough to replace screws and rivets for many jobs

1 product

Construction Adhesives

Join a wide range of construction materials, from drywall to carpeting

2 products

Contact Adhesives

Apply adhesive, air dry, and bring surfaces together to bond

7 products

Retaining Compounds

Fill gaps to bond shafts, bearings, press-fit assemblies, and other cylindrical metal parts

80 products

Repair and Duct Tape

Permanently join or seal surfaces

2 products

Magnet-Receptive Sheets

Cut with scissors to form custom nonmetallic, nonmagnetic surfaces that magnets will stick to

3 products

Solder Mask

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

3 products

Electrical Power, Networking, and Controlling

Potting Compounds

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

79 products

Conformal Coatings

Secure and insulate components on circuit boards and other electronics

17 products

Fabricating and Machining

Blackener Kits

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

2 products