Sealers | McMaster-Carr

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302 Stainless Steel Strapping

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Material

Calcium Sulfate (Gypsum)

Manufacturer

Formulation

Calcium Sulfate (Gypsum)

Methyl Isobutyl Ketone (MIBK)

Mixing Required

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REACH

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Compliant with Exemptions

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1C995

1C998

EAR99

DFARS Specialty Metals

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Reaches Full Strength

Performance

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2,567 Products

Sealing

Sealants

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

262 products

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

184 products

Sealant Primers

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

9 products

Backer Rods

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

35 products

Caulk Guns

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

40 products

Caulk Gun Nozzles

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

12 products

Backer Rod Insertion Tools

Quickly set foam backer rods in caulk joints at a consistent depth without puncturing them

2 products

Gasket Sealants

Seal gaskets on metal parts

12 products

Gasket Makers

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

60 products

Containers, Storage, and Furniture

Heat Sealers

Seal bags, packages, and film using heat

24 products

Open-Top Bags

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

4 products

Vacuum Sealers

Create an airtight seal around small parts to prevent damage from moisture and oxidation

6 products

Tank Patches

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

4 products

Facility and Grounds Maintenance

Protective Coatings

Shield surfaces from the surrounding environment

151 products

Surface Fillers

Repair chips, cracks, and tears in various surfaces

119 products

Paint

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

60 products

Floor Finishes

Add a clear, high-gloss shine to floors

5 products

Fabric Coatings

Preserve the appearance of fabric by blocking liquids and UV rays

4 products

Paint Primers

Extend the life of paint and coatings by preparing surfaces beforehand

37 products

Leather Lubricants

Extend the life of leather; also known as castor oil

2 products

Leather Conditioners

Recondition, waterproof, and preserve leather; also known as neatsfoot oil

2 products

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

Touch-Up Paint Pens

Cover scratches in paint and coatings

5 products

Roof Coatings

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

9 products

Sealant Removers

Clean sealant and caulk off tools and other surfaces

2 products

Grout Floats

Smooth and spread grout between tiles

1 product

Fastening and Joining

Threadlockers

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

167 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

9 products

Retaining Compounds

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

80 products

Anchoring Adhesives

Permanently set threaded rods, studs, and rebar in concrete

12 products

Adhesive Dispensing Gun Nozzles

Pair with cartridges in dispensing guns to control the flow of adhesive

75 products

Adhesive Dispensing Gun Cartridges

Fill and then mount in dispensing guns to apply adhesives to surfaces

34 products

Repair and Duct Tape

Permanently join or seal surfaces

2 products

Tape Dispensers

Store and cut lengths of tape

Magnet-Receptive Sheets

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

3 products

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

20 products

Solder Mask

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

4 products

Electrical

Conformal Coatings

Secure and insulate components on circuit boards and other electronics

29 products

Potting Compounds

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

82 products

Thermal Control Coatings

Give off almost no volatile emissions that could damage sensitive electronics and optics

1 product

Fabricating and Machining

Zinc-Plating Kits

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

3 products

Firebrick Repair Coatings

Renew heat resistance and performance of worn firebrick

1 product

$Refractory Cement$

Refractory Cement

Lay firebricks or set and repair cast iron and steel furnaces, heaters, stoves, and boilers

4 products

Blackener Kits

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

13 products

Anodizing Kits

Coat aluminum parts for added resistance to corrosion and chemicals

5 products

Polish

Clean, shine, and protect hard surfaces

2 products

Material Handling

Strapping Sealers

Crimp clips onto strapping to hold it tight

23 products

Strapping Tensioners/Sealers

Tighten strapping around packages and seal it in place with a single tool

11 products

Low-Friction Tape

Create a slippery lining to keep parts moving or use as a release surface on heat sealers and molds

629 products

Wire Rope Cutting Bands

Prevent fraying while cutting wire rope; also known as seizing bands

7 products

Rope Ends

Prevent unraveling or seal ends that are starting to come apart

9 products

Rope Stops

Keep rope from slipping through pulleys and cleats or add a grip to a pull cord

4 products

Heating, Ventilation, and Air Conditioning

Foam Insulation Coatings

Shield foam pipe insulation from moisture, UV rays, and ozone

1 product

Fluid Handling

Pipe Joiners

Connect heavy and difficult-to-position gasketed pipe without powered equipment

1 product

Measuring and Inspecting

Leak-Detecting Dyes

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

2 products

Raw Materials

Pigments and Dyes

Add color to liquids, mixtures, and materials

8 products

Safety Equipment

Drum Patches

Patch drum leaks to prevent their contents from spilling

2 products

Communication

Floor-Decal-Protecting Tape

Protect floor labels from heavy foot and vehicle traffic

2 products

Label-Protecting Tape

Protect labels from moisture, oil, solvents, alkalies, and most acids

5 products