High-Temperature Sealants | McMaster-Carr

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364 Products

Sealing

Thread Sealants

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

Sealants

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

Sealant Primers

Sealant Primers

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

Gasket Makers

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

Gasket Sealants

Gasket Sealants

Seal gaskets on metal parts

Fastening and Joining

Adhesives

Bond surfaces together

Adhesive Dispensing Guns

Adhesive Dispensing Guns

Apply beads of adhesive from a cartridge to surfaces

Facility and Grounds Maintenance

Surface Fillers

Surface Fillers

Repair chips, cracks, and tears in various surfaces

Paint

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

Protective Coatings

Protective Coatings

Shield surfaces from the surrounding environment

Paint Primers

Extend the life of paint and coatings by preparing surfaces beforehand

Fabric Coatings

Fabric Coatings

Preserve the appearance of fabric by blocking liquids and UV rays

Roof Coatings

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

Electrical

Potting Compounds

Potting Compounds

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

Conformal Coatings

Conformal Coatings

Secure and insulate components on circuit boards and other electronics

Fabricating and Machining

Blackener Kits

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

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