Buna-N Foam Sheets | McMaster-Carr

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Material

Buna-N/Neoprene/Vinyl Foam

Thickness

Backing Type

Width

Cell Type

Texture

Color

Hardness Rating

Oil-Resistance Rating

Length

Flexibility

For Use Outdoors

Shape

Density

Insulation Type

Pressure to Compress 25%

Maximum Temperature

Flammability Rating

ASTM E84 25/50 for Flame and Smoke

FMVSS No. 302

UL Flammability Rating

Minimum Temperature

-99° F to 0° F

Greater than 0° F

Maximum Adhesive Temperature

200° F

250° F

Specifications Met

ASTM D1056 Type 2 Class C Grade 1

ASTM D1056 Type 2 Class C Grade 2

ASTM D1056 Type 2 Class C Grade 3

Tensile Strength

REACH

RoHS

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

EAR99

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148 Products

About Foam

Flame-Retardant Oil-Resistant Blended Buna-N Foam Sheets and Strips

This foam meets UL fire extinguishing specifications. It's made from a blend of Buna-N, neoprene, and vinyl to offer good resistance to oil. This foam has closed-cell construction, which restricts water, air, and gases from being absorbed.

Sheets with Smooth Texture

Color: Black
Temperature Range: -40° to 200° F
Cell Type: Closed
For Use Outdoors: Yes
Density: Ultra Soft: 5 lbs./cu. ft.; Extra Soft: 7 lbs./cu. ft.; Soft: 8 lbs./cu. ft.
Pressure to Compress 25%: Ultra Soft: 4 psi; Extra Soft: 7 psi; Soft: 11 psi
Tensile Strength Rating: Ultra Soft: Fair; Extra Soft and Soft: Good
Oil-Resistance Rating: Good

			54" Wd.
Thick.	Thickness Tolerance	Lengths, ft.		Per Ft.
Ultra Soft
1/8"	-0.032" to 0.032"	1, 2, 3, 5	00000000	000000
3/16"	-0.032" to 0.032"	1, 2, 3, 5	00000000	00000
1/4"	-0.032" to 0.032"	1, 2, 3, 5	00000000	00000
3/8"	-0.040" to 0.040"	1, 2, 3, 5	00000000	00000
1/2"	-0.040" to 0.040"	1, 2, 3, 5	00000000	00000
3/4"	-0.063" to 0.063"	1, 2, 3, 5	00000000	00000
1"	-0.063" to 0.063"	1, 2, 3, 5	00000000	00000
Extra Soft
1/8"	-0.032" to 0.032"	1, 2, 3, 5	00000000	00000
3/16"	-0.032" to 0.032"	1, 2, 3, 5	00000000	00000
1/4"	-0.032" to 0.032"	1, 2, 3, 5	00000000	00000
3/8"	-0.040" to 0.040"	1, 2, 3, 5	00000000	00000
1/2"	-0.040" to 0.040"	1, 2, 3, 5	00000000	00000
3/4"	-0.063" to 0.063"	1, 2, 3, 5	00000000	00000
1"	-0.063" to 0.063"	1, 2, 3, 5	00000000	00000
Soft
1/8"	-0.032" to 0.032"	1, 2, 3, 5	00000000	00000
3/16"	-0.032" to 0.032"	1, 2, 3, 5	00000000	00000
1/4"	-0.032" to 0.032"	1, 2, 3, 5	00000000	00000
3/8"	-0.040" to 0.040"	1, 2, 3, 5	00000000	00000
1/2"	-0.040" to 0.040"	1, 2, 3, 5	00000000	00000
3/4"	-0.063" to 0.063"	1, 2, 3, 5	00000000	00000
1"	-0.063" to 0.063"	1, 2, 3, 5	00000000	00000

Adhesive-Back Strips with Coarse Texture

Color: Black
Temperature Range: -40° to 200° F
Cell Type: Closed
For Use Outdoors: Yes
Density: 5 lbs./cu. ft.
Pressure to Compress 25%: 4 psi (Ultra Soft)
Tensile Strength Rating: Fair
Oil-Resistance Rating: Good

		Adhesive
Thick.	Thick. Tolerance	Type	Temperature Range, °F		Each
3/8" × 50 ft.
1/8"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
3/16"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	0000
1/4"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
1/2" × 50 ft.
1/8"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
3/16"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
1/4"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
3/4" × 50 ft.
1/8"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
3/16"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
1/4"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
1" × 50 ft.
1/8"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
3/16"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
1/4"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
2" × 50 ft.
1/8"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
3/16"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000
1/4"	-0.032" to 0.032"	Acrylic	-40° to 200°	00000000	00000

Oil-Resistant Blended Buna-N Foam Strips

Made from a blend of Buna-N, neoprene, and vinyl, these foam strips have good resistance to oil. Foam has closed-cell construction, which restricts water, air, and gases from being absorbed.

Adhesive-Back Strips with Smooth Texture

Color: Black
Temperature Range: -40° to 200° F
Cell Type: Closed
For Use Outdoors: Yes
Density: Ultra Soft: 4 lbs./cu. ft.; Soft: 8 lbs./cu. ft.
Pressure to Compress 25%: Ultra Soft: 3 psi; Soft: 11 psi
Tensile Strength Rating: Ultra Soft: Fair; Soft: Good
Oil-Resistance Rating: Ultra Soft: Good; Soft: Excellent

			Adhesive
Thickness	Thickness Tolerance	Length, ft.	Type	Temperature Range, °F		Each
Ultra Soft
1/4" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	0000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	0000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	0000
1/2" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	0000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
3/4" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
1" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
2" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
Soft
1/8" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	0000
3/32"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	0000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	0000
1/4" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	0000
3/32"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	0000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	0000
3/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	0000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	0000
3/8" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	0000
3/32"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
3/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
5/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
3/32"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
3/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
5/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
7/16"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
5/8" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
3/32"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
3/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
5/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
7/16"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
5/8"	-0.050" to +0.050"	3	Acrylic	-40° to 250°	00000000	00000
3/4" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
3/32"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
3/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
5/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
7/16"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
5/8"	-0.050" to +0.050"	3	Acrylic	-40° to 250°	00000000	00000
3/4"	-0.065" to +0.065"	3	Acrylic	-40° to 250°	00000000	00000
1" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
3/32"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
3/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
5/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
7/16"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
5/8"	-0.050" to +0.050"	3	Acrylic	-40° to 250°	00000000	00000
3/4"	-0.065" to +0.065"	3	Acrylic	-40° to 250°	00000000	00000
1"	-0.082" to +0.082"	3	Acrylic	-40° to 250°	00000000	00000
2" Width
1/16"	-0.015" to +0.015"	10	Acrylic	-40° to 250°	00000000	00000
3/32"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
1/8"	-0.020" to +0.020"	10	Acrylic	-40° to 250°	00000000	00000
3/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
1/4"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
5/16"	-0.025" to +0.025"	10	Acrylic	-40° to 250°	00000000	00000
3/8"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
7/16"	-0.035" to +0.035"	10	Acrylic	-40° to 250°	00000000	00000
1/2"	-0.040" to +0.040"	10	Acrylic	-40° to 250°	00000000	00000
5/8"	-0.050" to +0.050"	3	Acrylic	-40° to 250°	00000000	00000
3/4"	-0.065" to +0.065"	3	Acrylic	-40° to 250°	00000000	00000
1"	-0.082" to +0.082"	3	Acrylic	-40° to 250°	00000000	00000

Flexible Rubber Foam Pipe Insulation

Soft and easy to install, this insulation restricts absorption of water, air, and gas. It is often used on cold and hot water lines and refrigeration lines. Seal with contact adhesive (sold separately). To use outdoors, coat in acrylic paint.

Sheets/Strips

Sheet/Strip

Temperature Range:
Plain Backing: -295° to 220° F
Adhesive Backing: 20° to 180° F
Heat Flow Rate: See Table
Density: See Table
Color: See Table
Specifications Met: See Table

Plain Backing
Thick.	Wd.	Lg.	R Value	Heat Flow Rate	Density	Color	Flexibility	Specifications Met		Each
Buna-N/PVC Foam
1/4"	36"	4 ft.	1	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	000000	000000
3/8"	36"	4 ft.	1.5	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	000000	00000
1/2"	36"	4 ft.	2	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	000000	00000
3/4"	36"	4 ft.	3	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	000000	00000
1"	36"	4 ft.	4	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	000000	00000
1 1/2"	36"	4 ft.	6	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	000000	000000
Adhesive Backing
Buna-N/PVC Foam
1/8"	2"	30 ft.	0.5	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	0000000	00000
1/4"	36"	4 ft.	1	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	0000000	00000
3/8"	36"	4 ft.	1.5	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	0000000	00000
1/2"	36"	4 ft.	2	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	0000000	00000
3/4"	36"	4 ft.	3	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	0000000	00000
1"	36"	4 ft.	4	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	0000000	000000
1 1/2"	36"	4 ft.	6	0.25 Btu @ 75° F	4.5 lbs./cu. ft.	Black	Flexible	ASTM E84 25/50 for Flame and Smoke	0000000	000000

White Acrylic Coating (1-qt. Can)	00000000	Each	000000
Contact Adhesive (16-fl. oz. Brush-Top Can)	00000000	Each	00000

Pipe Condensation-Reducing Rubber Strips

Wrap pipes, tubing, and fittings to prevent condensation from forming. These strips are for use on copper, iron, and steel.

Strips that meet UL 94 HF-1 have passed a test for flammability.

Neoprene/Vinyl/Buna-N Foam
Thick.	Wd.	Lg., ft.	Temperature Range, °F	Flexibility	Backing Type	Color	Specifications Met		Each
1/8"	2"	30	-40° to 160°	Flexible	Adhesive	Black	UL 94 HF-1	0000000	000000