Sealing Compounds | McMaster-Carr

Filter by

Container Type

For Use On

Color

For Joining

For Use With

Maximum Temperature

Container Size

Type

Manufacturer

For Use Outdoors

Formulation

Consistency

Mixing Required

Reaches Full Strength

Begins to Harden

Clarity

Manufacturer Model Number

Minimum Temperature

Length

REACH Compliance

RoHS Compliance

DFARS Compliance

Material

How can we improve?

1,018 Products

Sealing

Sealants

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

Thread Sealants

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

Sealant Primers

Sealant Primers

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

Caulk Guns

Cartridge, sausage-pack, and bulk-load caulk guns

Backer Rods

Insert into gaps before caulking to reduce how much sealant you need and improve adhesion

Caulk Gun Nozzles

Caulk Gun Nozzles

Attach to caulk guns to change the shape and amount of sealant that's dispensed

Facility and Grounds Maintenance

Surface Fillers

Surface Fillers

Repair chips, cracks, and tears in various surfaces

Sealant Removers

Sealant Removers

Clean sealant and caulk off tools and other surfaces

Drywall Tape

Apply to seams and corners before spreading drywall compound for a finished appearance

Fastening and Joining

Adhesives

Bond surfaces together

Adhesive Dispensing Guns

Adhesive Dispensing Guns

Apply beads of adhesive from a cartridge to surfaces

Electrical

Solder Mask

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

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

Electrical Cable Repair Resins

Electrical Cable Repair Resins

Protect and insulate electrical cables and repair damaged insulation

Measuring and Inspecting

Leak-Detecting Dyes

Leak-Detecting Dyes

Bright colors help you spot leaks in water and hydraulic systems without using ultraviolet light

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