Sealant Adhesives | McMaster-Carr

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For Use On

Color

Fluorescent Blue/Green

Maximum Temperature

For Joining

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Type

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Manufacturer Model Number

For Use Outdoors

Consistency

Reaches Full Strength

Formulation

Calcium Sulfate (Gypsum)

Methyl Isobutyl Ketone (MIBK)

Neoprene Cement

Parachlorobenzotrifluoride (PCBTF)

Mixing Required

Clarity

Minimum Temperature

Locking Strength

REACH

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

Hardness Rating

For Maximum Thread Diameter

Width

1,077 Products

Sealing

Sealants

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

246 products

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

181 products

Sealant Primers

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

9 products

Caulk Guns

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

52 products

Backer Rods

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

35 products

Gasket Makers

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

61 products

Fastening and Joining

Threadlockers

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

112 products

Retaining Compounds

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

43 products

Electrical

Potting Compounds

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

63 products

Measuring and Inspecting

Leak-Detecting Dyes

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

1 product

Containers, Storage, and Furniture

Tank Patches

Spin with a handheld electric router to seal holes in plastic tanks and containers

2 products

Facility and Grounds Maintenance

Sealant Removers

Clean sealant and caulk off tools and other surfaces

2 products

Surface Fillers

Repair chips, cracks, and tears in various surfaces

198 products