0.025" Gaskets | McMaster-Carr

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	System of Measurement System of Measurement

Inch

	Thickness Thickness	Show

0.025"

	Thickness Thickness	Hide

	Width Width

4 1/2"

42"

	Shape Shape

	Sheet and Bar

	Color Color

	White
	Amber

	Backing Type Backing Type

	Plain

	Durometer Durometer

40A

	Material Material

Ceramic

Rubber

	Maximum Temperature Maximum Temperature

Less than 500° F

2,000° to 2,999° F

	Minimum Temperature Minimum Temperature

-99° to 0° F

Not Rated

	Hardness Rating Hardness Rating

Medium Soft

	Specifications Met Specifications Met

FDA Compliant

	Clarity Clarity

Semi-Clear

Opaque

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

RoHS Compliant

	Environment Environment

Food and Beverage

	Tensile Strength Tensile Strength

2,000 to 9,999 psi

30,000 psi or greater

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

REACH Compliant

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

DFARS Specialty Metals
COTS-Exempt

	For Use Outdoors For Use Outdoors

	Texture Texture

	Smooth

	Length Length

4 1/2"

	Electrical Properties Electrical Properties

Electrical Insulating

	Thermal Conductivity Thermal Conductivity

171 Btu/hr. × in./sq. ft./°F @
68° F

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About Rubber

Super-Stretchable Abrasion-Resistant Natural Rubber Sheets and Strips

These natural rubber sheets and strips will stretch up to six times their length. Use them in dynamic applications, such as vibration isolators and shock mounts. Natural rubber is often called gum rubber and latex rubber.

Cut-to-Length Ultra-Thin Sheets

Color: Amber (semi-clear)
Temperature Range: -75° to 250° F
Tensile Strength: 4,000 psi
For Use Outdoors: No

				6" Wd.		42" Wd.
Thick.	Thick. Tolerance	Durometer	Specifications Met		Per Yd.		Per Ft.
0.025"	-0.003" to +0.003"	40A (Medium Soft)	FDA Compliant 21 CFR 177.2600	00000000	00000	0000000	000000

Nonporous Alumina Ceramic Sheets and Bars

Color: White
Max. Temperature: See table
Fabrication: Fired
Electrical Properties: 4 1/2" × 4 1/2" sheets are electrical insulating
Dielectric Strength: See table
Porosity: See table
Compressive Strength: 300,000 psi

Seal out air and gas in high-temperature and high-wear applications. This ultrahard ceramic can also be used in applications that require superior strength.

For technical drawings and 3-D models, click on a part number.

Sheets

Thick.	Thick. Tolerance	Wd.	Lg.	Max. Temperature, °F	Dielectric Strength, V/mil	Porosity		Each
0.025"	-0.003" to 0.003"	4 1/2"	4 1/2"	2910°	210	13%	0000000	000000