Patching Compounds | McMaster-Carr

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Applicator-Top Bottle

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Calcium Sulfate (Gypsum)

Material

Calcium Sulfate (Gypsum)

Reaches Full Strength

Type

For Use Outdoors

Mixing Required

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REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

Exempt

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Minimum Application Temperature

Contains Aggregate

287 Products

Surface Fillers

Concrete Patching Compounds

Patch concrete floors and stairs

10 products

Large-Area Concrete Patching Compounds

Cover large sections of pitted, worn, and cracked concrete

2 products

Low-Temperature Concrete Patching Compounds

Patch concrete floors and stairs in cold environments, such as freezers

4 products

High-Traffic Concrete Leveling Compounds

Stand up to foot traffic, steel wheels, and heavy blows without cracking

6 products

Drywall Joint Compounds

Apply with drywall tape over seams for a finished appearance

1 product

Water-Resistant Surface Fillers

Repair damaged surfaces in wet environments, or even underwater

10 products

Concrete Crack Fillers

Fill cracks in horizontal, vertical, and overhead concrete surfaces

7 products

Impact-Resistant Surface Fillers for Metal

Rubber-filled to fix damage in areas that experience heavy wear and impact

1 product

Plaster Surface Fillers

Mix with water to conceal small cracks, nail holes, and blemishes

1 product

Surface Fillers for Metal

Repair cracks and leaks and rebuild rough spots on metal

21 products

Roof Patching Compounds

Repair holes and seal gaps in roofing and gutters

3 products

Asphalt Patching Compounds

Spread in dry or wet holes and compress for an immediate fix that withstands foot traffic

2 products

Spackling Compounds

Fill and conceal small cracks, nail holes, and blemishes

2 products

Surface Fillers

Repair cracked, worn, and damaged surfaces, including vertical applications

13 products

Chemical-Resistant High-Traffic Concrete Leveling Compounds

Resist corrosion from acid and chemical spills

2 products

Concrete Leveling Compounds

Repair sidewalks and factory floors in areas with heavy foot traffic

3 products

Large-Particle Abrasion-Resistant Surface Fillers for Metal

Repair damaged hoppers, pump housings, and other surfaces exposed to large particles

4 products

High-Temperature Surface Fillers for Metal

Repair and rebuild surfaces that are exposed to heat up to 450° F or more

8 products

Epoxy Grout

Create a grout that resists chemicals and doesn't require sealing

3 products

High-Temperature Surface Fillers

Create thermal insulation that withstands temperatures up to 2300° F

3 products

Asphalt Crack Fillers

Fill cracks in asphalt up to 1/2” wide

1 product

Drywall Texture Compounds

Spray an orange-peel texture onto drywall to cover stains, patches, and chips

1 product

Self-Leveling Concrete Crack Fillers

Fill cracks up to ½" wide and ¼" deep on horizontal surfaces

1 product

Adhesive-Back Roof Repair Rolls

Cut to size, then peel-and-stick to fix leaky roofs and gutters

6 products

Chemical-Resistant Surface Fillers for Metal

Repair damaged metal surfaces and resist corrosion from chemicals

5 products

Concrete Surface Fillers

Fill in and shape horizontal, vertical, and overhead concrete surfaces

5 products

Conductive Surface Fillers for Electronics

Fill gaps and rebuild missing material on electrical connections

5 products

Surface Fillers for Plastic

Rebuild cracked or worn plastic surfaces

8 products

Fine-Particle Abrasion-Resistant Surface Fillers for Metal

Repair damaged dust collectors, fan blades, and other surfaces exposed to small particles

4 products

Grout

Apply to floor and wall tiles made of ceramic, concrete, and stone

6 products

Surface Fillers for Porcelain

Keep the surface of your porcelain fixtures looking like new

4 products

Aerosol Surface Fillers for Plastic

Spray on plastic parts to repair dents, cracks, and scratches

3 products

Conductive Surface Filler Pens for Electronics

Fill pits and small gaps on circuit board components

3 products

Leak-Stopping Concrete Crack Fillers

Harden in three to five minutes to stop slow-flowing and weeping leaks

4 products

Concrete Mixes

Apply to surface areas that require a thickness of more than 2"

2 products

Fuel-Resistant Surface Fillers

Bond to rusty surfaces in fuel tanks to repair leaks and prevent further corrosion

2 products

Heavy Duty Roof Patching Compounds

Repair flashing and chimneys with our most flexible and watertight compound

2 products

Light-Activated Surface Fillers

Press the putty into holes, cracks, and dents, then expose to sunlight to harden

2 products

Pourable Surface Fillers

Make castings and fill voids

2 products

Sand Mixes

Apply to surface areas that require a thickness of less than 2"

2 products

Self-Leveling Deep-Crack Concrete Fillers

Fill cracks up to 4" deep on sidewalks and other horizontal surfaces

2 products

Surface Filler Patches

Mix the two parts to create an epoxy that repairs pipes, tanks, and drums

2 products

Surface Fillers for Canvas and Leather

Make flexible, waterproof repairs to canvas, leather, and acrylic fabric

2 products

Wood Crack Fillers

Press into cracks in wood up to 1/8" wide

2 products

Wood Surface Fillers

Fix damaged wood, or build up and replace missing wood

2 products

Aerosol Surface Fillers

Spray to fill in minor dents, cracks, and scratches

1 product

Ceiling Texture Compounds

Spray a popcorn texture onto ceilings to cover stains, patches, and chips

1 product

Coolant-Resistant Surface Fillers

Repair small leaks and cracks in coolant tanks

1 product

Deep-Crack Concrete Fillers

Fill cracks up to 10" deep on vertical and overhead surfaces

1 product

Drywall Crack Fillers

Fix cracks in drywall and stop them from spreading

1 product

Flexible Rope Asphalt Crack Fillers

Cut to size and pack in cracks up to 1" wide

1 product

High-Flow Leak-Stopping Concrete Crack Fillers

Harden within seconds to stop active leaks that flow up to 50 gallons per minute

2 products

Mortar Mixes

Create a mortar for brick, block, and stone laying, as well as masonry repairs

1 product

Roof Repair Mesh Fabric

Reinforce hot- and cold-applied asphalt patching compounds and coatings

1 product

Surface Fillers for Fabric-Covered Neoprene Foam

Strong, waterproof, and flexible for mending rips in neoprene rubber

1 product

Surface Fillers for Glass

Prevent bull's eye breaks and minor chips from getting bigger

1 product

Surface Fillers for Rubber

Repair worn and torn rubber parts on conveyor belts, mill liners, and more

5 products

Surface Fillers for Vinyl Fabric

Form flexible, waterproof mends on ripped or torn vinyl surfaces

1 product

Temporary Roof Leak Patching Compounds

Form a thick gel in minutes when poured into standing water and rain

1 product

Water-Resistant Surface Filler Kits

Everything you need to repair surfaces that interact with water

10 products

Other Products

Drywall Patches

Stick over holes in drywall and cover with drywall compound for quick repairs

3 products

Drywall Tape

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

3 products

Brick Jointers

Rub along the mortar between bricks for a uniform, finished appearance

1 product

Brooms

Sweep up dust, dirt, and other debris

2 products

Circle Cutters

Create circular openings in drywall for pipes, conduit, and light fixtures

1 product

Concrete Groovers

Add grooves to stop concrete slabs from cracking as they dry, settle, or freeze

1 product

Concrete Rakes

Push, pull, and level freshly poured concrete

1 product

Drywall Compound Hawks

Carry drywall compound in one hand so you can apply it with the other

1 product

Drywall Compound Pans

Mix small batches of drywall compound and bring them to your work area; also known as mud pans

1 product

Tarp Patches

Repair holes in tarps

3 products

Drywall Knives

Smoothly spread drywall compounds and also scrape off paint and debris

11 products

Trowels

Spread and scrape mortar, concrete, drywall, and adhesives

10 products

Seam Rollers

Press down the seams where wall coverings meet for a smooth, continuous appearance

7 products

Stakes

Anchor objects to the ground and mark off areas

5 products

Concrete Floats

Smooth the surface of concrete and release trapped air and water

4 products

Concrete Mixing Hoes

Mix concrete, mortar, or plaster; also known as mortar hoes

3 products

Backer Rod Insertion Tools

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

2 products

Concrete Mixing Boxes

Mix concrete in seamless boxes that won't crack or leak

2 products

Putty Knives

Spread and scrape material

2 products

Repair and Duct Tape

Permanently join or seal surfaces

2 products

Tank Patches

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

4 products

Wallpaper Brushes

Spread on paste and smooth wrinkles to mount wallpaper

2 products

Concrete Curing Vibrators

Increase the strength of concrete mix by shaking trapped air loose

1 product

Concrete Edgers

Create a rounded, finished-looking edge on poured concrete slabs

1 product

Drywall Compound Mashers

Mix drywall compound in large containers

1 product

Grout Floats

Smooth and spread grout between tiles

1 product

Masonry Brushes

Sweep away hardened flecks of mortar, dirt, and other debris

1 product

Protective Coatings

Shield surfaces from the surrounding environment

1 product

Stake Pullers

Remove stakes from concrete form boards

1 product