Sheet Squares | McMaster-Carr

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System of Measurement

Thickness

Width

Length

Shape

Rectangular Tube

Material

Cotton/Polyester Fabric

Color

Fluorescent Amber

Fluorescent Blue

Fluorescent Green

Fluorescent Red

Backing Type

Hardness Rating

Hardness

Durometer 20 OO

Maximum Temperature

Less than 1,000° F

1,000° F to 1,999° F

2,000° F to 2,999° F

3,000° F to 3,999° F

4,000° F or greater

Texture

Specifications Met

CARB Compliant 17 CCR 93120

CPSC Compliant 16 CFR 1201 Category I and II

Federal Specification

Tolerance Rating

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Minimum Temperature

-250° F or less

-249° F to -200° F

-199° F to -100° F

-99° F to -1° F

Greater than 0° F

Performance

Chemical Resistant

Corrosion Resistant

Easy Thermoform

Electrically Insulating

Erosion Resistant

Flame Resistant

High Temperature

Impact Resistant

Metal Detectable

Moisture Resistant

Appearance

Fabrication

For Use Outdoors

Tensile Strength

Certificate Type

Material Certificate with Traceable Lot Number

Material Certificate with Traceable Lot Number and Cure Date

Flexibility

How can we improve?

16,313 Products

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

Plastic

A lightweight alternative to metal and glass

Rubber

Compresses and bounces back to shape; often used for sealing, cushioning, and shock absorbing

Brass

More machinable than copper and bronze—all with material certificates for traceability

Copper

Our most conductive metal for electrical applications—all with material certificates for traceability

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

Glass

Clear and highly heat and chemical resistant; often used in sights, lighting, and lab equipment

Bronze

Better wear resistance than copper and brass—all with material certificates for traceability

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

Lead

A dense insulator often used to shield against radiation and absorb sound and vibration

Fiberglass

A lightweight alternative to metal and wood widely used in electrical and structural applications

Nickel

An upgrade from stainless steel to withstand harsh chemicals and acids—all with material certificates for traceability

Titanium

The most corrosion-resistant metal we offer—all with material certificates for traceability

Wood

Commonly used to build ramps, crates, and prototypes or to make repairs

Aramid

Strong, lightweight, and an excellent thermal insulator; also known as Nomex

Tin

Soft and malleable for forming gaskets and filters; also mixes with other metals to make solder

Carbon Fiber

The strongest composite we offer; comparable in strength to 6061 aluminum but lighter in weight

Tungsten

Our densest metal resists wear and heat to make end mills, heat shields, electrodes, and more

Carbon

An electrical conductor that’s often used in electronics and sensors

Hard Fiber

Chemically treated to be hard and dense, this is the easiest composite to machine in our offering

Graphite

Compressible or conductive for making high-temperature seals, furnace parts, and crucibles

Niobium

Conductive and corrosion resistant even at extreme temperatures—all with material certificates for traceability

Sealing

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

Fabricating and Machining

Prototyping Foam

Prototyping Foam

Carve, mill, or sand into lightweight parts for testing

Electrical

Thermal Interface Material

Thermal Interface Material

Dissipate heat away from electronic components

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