Concrete Joint Sealants | McMaster-Carr

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Calcium Sulfate (Gypsum)

Neoprene Cement

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Environment

Food and Beverage

Performance

Chemical Resistant

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Puncture Resistant

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X-Ray Detectable

Maximum Temperature

Less than 100° F

100° F to 249° F

250° F to 499° F

500° F to 999° F

1,000° F or greater

Mixing Required

Reaches Full Strength

Minimum Temperature

-50° F or less

-49° F to -25° F

-24° F to -1° F

0° F to 49° F

50° F or greater

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Calcium Sulfate (Gypsum)

Fiberglass Fabric

Neoprene Cement

Silicate Cement

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Paintable

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DFARS Specialty Metals

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258 Products

Sealants

Concrete Joint Sealants

High-Strength Self-Leveling Concrete Joint Sealants

High-Strength Self-Leveling Concrete Joint Sealants

Flow easily into cracks for a smooth finish and withstand wear and tear in high-traffic areas

Self-Leveling All-Weather Application Concrete Joint Sealants

Self-Leveling All-Weather Application Concrete Joint Sealants

Apply in wet and cold weather and flow easily into cracks for a smooth finish

Concrete Joint Sealants

Concrete Joint Sealants

Seal joints and gaps in concrete

High-Strength Concrete Joint Sealants

High-Strength Concrete Joint Sealants

Stand up to heavy wear and tear, such as steel wheel traffic

All-Weather Application Concrete Joint Sealants

All-Weather Application Concrete Joint Sealants

Apply on wet surfaces and in cold temperatures

Self-Leveling Concrete Joint Sealants

Self-Leveling Concrete Joint Sealants

Thinner than non-sagging concrete joint sealants to flow easily into cracks for a smooth finish

$Textured Concrete Joint Sealants$

Textured Concrete Joint Sealants

Textured to match concrete surfaces

High-Temperature Concrete Joint Sealants

High-Temperature Concrete Joint Sealants

Form a durable, rock-hard seal after firing for use in ovens and kilns

Sealants

Structural Sealants

Structural Sealants

Combine the strength of adhesive with the flexibility of sealant

All-Weather Application Structural Sealants

All-Weather Application Structural Sealants

The strongest all-weather sealants we offer

Low-Outgassing Silicone Rubber Sealants

Low-Outgassing Silicone Rubber Sealants

Release almost no volatile emissions that could damage sensitive electronics, even in a vacuum

Optically Clear All-Weather Application Sealants

Optically Clear All-Weather Application Sealants

Apply in cold and wet weather and let light pass through for use with solar cells and fiber optics

Non-Hardening Caulk

Non-Hardening Caulk

Stays pliable while keeping out moisture

All-Weather Application Sealants

All-Weather Application Sealants

Apply on wet surfaces and in cold temperatures

Self-Leveling Chemical-Resistant Sealants

Self-Leveling Chemical-Resistant Sealants

Flow easily into cracks for a smooth finish and resist harsh chemicals, such as sulfuric acid

Chemical-Resistant Sealants

Chemical-Resistant Sealants

Made of fluoroelastomer to resist harsh chemicals, such as sulfuric acid

Sealants

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

Caulk

Seal and fill cracks and voids

Noncorrosive Silicone Rubber Sealants

Noncorrosive Silicone Rubber Sealants

Won't discolor copper, brass, or concrete

Self-Leveling Oil- and Fuel-Resistant Sealants

Self-Leveling Oil- and Fuel-Resistant Sealants

Flow easily into cracks for a smooth finish and resist swelling from oil, fuel, and solvents

Clean Room Sealants

Clean Room Sealants

Won't contaminate the air or surfaces in semiconductor, biomedical, and electronics clean rooms

Oil- and Fuel-Resistant Sealants

Oil- and Fuel-Resistant Sealants

Resist swelling when exposed to oil, fuel, and solvents

Puncture-Resistant Sealants

Puncture-Resistant Sealants

Resist punctures, cuts, and abrasion from heavy wear and tampering

Create-a-Color Caulk

Create-a-Color Caulk

Mix with water-based paint to match the color of your surface

Metal- and X-Ray-Detectable Structural Noncorrosive Silicone Rubber Sealants

Metal- and X-Ray-Detectable Structural Noncorrosive Silicone Rubber Sealants

Locate a piece if it falls in your food line using metal detectors and X-ray machines

Roof Joint Sealants

All-Weather Application Roof Joint Sealants

All-Weather Application Roof Joint Sealants

Fix roof leaks even in cold and wet weather

Roof Joint Sealants

Roof Joint Sealants

Seal roof joints to keep out the elements

Self-Leveling Roof Joint Sealants

Self-Leveling Roof Joint Sealants

Thinner than non-sagging roof joint sealants to flow easily into cracks for a smooth finish

Other Products

Surface Fillers

Surface Fillers

Repair chips, cracks, and tears in various surfaces

Backer Rods

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

Backer Rod Insertion Tools

Backer Rod Insertion Tools

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

Sealant Primers

Sealant Primers

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

Construction Adhesives

Construction Adhesives

Join a wide range of construction materials, from drywall to carpeting

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