Masonry Primers | McMaster-Carr

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	Container Type Container Type


Aerosol Can	Can	Bottle

	Color Color

	Gray		Clear
	Red		White

	For Use On For Use On	Show

Masonry

	For Use On For Use On	Hide

Warning: Products have one, but not necessarily all, of the selected characteristics.

	Primer Type Primer Type

General Purpose

Block Filler

Stain Blocking

	Type Type

Primer

	Overall Dry Time Overall Dry Time

	For Topcoat Composition For Topcoat Composition

Solvent Based

Water Based

	Spray Position Spray Position

Upright

Inverted

	Formulation Formulation

	Container Size Container Size

	Touch Dry Time Touch Dry Time

	Mixing Required Mixing Required

Yes

	Composition Composition

Solvent Based

Water Based

	Maximum Temperature Maximum Temperature

150° to 199° F

200° to 249° F

250° F or greater

	For Use Outdoors For Use Outdoors

Yes

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Approximate Coverage @ Thickness Approximate Coverage @ Thickness

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Manufacturer Manufacturer

Dow Corning

	Manufacturer Model Number Manufacturer Model Number

P5200

PR-1200

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Clarity Clarity

Clear

Opaque

	Drying Time Drying Time

2 hrs.

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9 Products

About Sealant Flexibility

About Paint and Protective Coatings

Use these primers on metal surfaces in enclosed occupied areas, such as hospitals, schools, and offices. They have excellent resistance to moisture and corrosion and bond well to metal to extend the life of paint and coatings. Apply with a brush, roller, or sprayer.

Container			Dry Time
Size	Type	Composition	Touch, min.	Overall, hrs.	Approx. Coverage @ Thick.	Max. Temp., °F	For Topcoat Composition	For Use On	Color		Each
1 gal.	Can	Water Based	30	2	255 sq. ft. @ 2 mil	400°	Water Based	Aluminum, Steel, Iron, Galvanized Iron, Galvanized Steel, Masonry, Concrete	Gray	0000000	0000000

Primers

Prepare metal, wood, and concrete for paint. Primers adhere to underlying surfaces to create a base layer that bonds well with paint for a long-lasting finish. They come in an aerosol can, so they’re good for quick jobs and touch-ups.

			Dry Time
Net Weight, oz.	Composition	Formulation	Touch	Overall	Approx. Coverage @ Thick.	Max. Temp., °F	For Topcoat Composition	For Use On	Color		Each
Aerosol Cans
12	Solvent Based	Alkyd	12 min.	24 hrs.	15 sq. ft. @ 1 mil	200°	Solvent Based	Steel, Iron, Masonry, Concrete, Wood	Gray	0000000	00000
12	Solvent Based	Alkyd	15 min.	60 min.	20 sq. ft. @ 1 mil	150°	Solvent Based	Steel, Iron, Masonry, Concrete, Wood	Gray	000000	00000

Stain-Resistant Primers

Cover stains from smoke, water, and ink to prevent them from bleeding through your topcoat, extending the life of paint and coatings.

Shellac primer seals in odors and has the best stain-blocking ability of any of the primers we offer. It also seals knots and sap in wood. Apply with a brush, roller, or sprayer.

		Dry Time
Container Size, gal.	Composition	Touch, min.	Overall	Approx. Coverage @ Thick.	Max. Temp., °F	For Topcoat Composition	For Use On	Color		Each
Shellac Primers
1	Solvent Based	20	45 min.	250 sq. ft. @ 2 mil	200°	Solvent Based, Water Based	Aluminum, Plastic, Fiberglass, Masonry, Concrete, Drywall, Wood	White	000000	000000

Low-Odor Primers

Use these primers in enclosed occupied areas, such as hospitals, schools, and offices. They cover stains and prepare your surface, extending the life of paint and coatings. Apply with a brush, roller, or sprayer.

Epoxy primer prepares surfaces for epoxy coatings. The size listed is the combined total of the two parts.

			Dry Time
Container Size, gal.	Composition	Formulation	Touch, min.	Overall	Approx. Coverage @ Thick.	Application Time After Mixing, hrs.	Max. Temp., °F	For Topcoat Composition	For Use On	Color		Each
1	Water Based	Epoxy	30	2 hrs.	345 sq. ft. @ 2 mil	2	250°	Water Based	Aluminum, Steel, Iron, Masonry, Concrete	White	000000	0000000

Extra-Thick Primers for Concrete Floors

Also known as block filler, these primers fill cracks and smooth surface irregularities. Use them to prepare concrete floors to extend the life of paint and coatings. Apply with a brush, roller, or sprayer.

		Dry Time
Container Size, gal.	Composition	Touch, min.	Overall, hrs.	Approx. Coverage @ Thick.	Max. Temp., °F	Application Temp. Range, °F	For Topcoat Composition	For Use On	Color		Each
1	Water Based	60	4	80 sq. ft. @ 8 mil	150°	50° to 90°	Solvent Based, Water Based	Masonry, Concrete	White	0000000	000000

Primers for Drywall

Use this zero-VOC primer on drywall in enclosed occupied areas, such as hospitals, schools, and offices, to extend the life of paint. Apply with a brush, roller, or sprayer.

		Dry Time
Container Size, gal.	Composition	Touch, min.	Overall, hrs.	Approx. Coverage @ Thick.	Max. Temp., °F	For Topcoat Composition	For Use On	Color		Each
1	Water Based	30	2	640 sq. ft. @ 2 mil	200°	Water Based	Masonry, Concrete, Drywall, Wood	Gray	0000000	000000

Sealant Primers

Prepare joints and surfaces to ensure proper sealant adhesion.

	Container
Mfr. Model No.	Size	Type	Drying Time	Color	For Use On		Each
Dow Corning Primers
P5200	12 fl. oz.	Bottle	2 hrs.	Clear	Stainless Steel, Steel, Cast Iron, Galvanized Steel, ABS Plastic, Polycarbonate Plastic, Polystyrene Plastic, Polyurethane Rubber, PVC Plastic, Glass, CPVC Plastic, PETG Plastic, PVDF Plastic, Polyimide Plastic, EPDM Rubber, SBR Rubber, Ceramic, Masonry, Wood, Iron, Silicone Rubber, Galvanized Iron	0000000	000000
PR-1200	16 fl. oz.	Bottle	2 hrs.	Red	Aluminum, Brass, Bronze, Copper, Stainless Steel, Steel, Titanium, Cast Iron, Galvanized Steel, ABS Plastic, Polycarbonate Plastic, Polystyrene Plastic, Polyurethane Rubber, PVC Plastic, Glass, CPVC Plastic, PETG Plastic, PVDF Plastic, Polyimide Plastic, EPDM Rubber, SBR Rubber, Ceramic, Masonry, Wood, Iron, Silicone Rubber, Galvanized Iron	0000000	00000

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