Plastics | McMaster-Carr

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Cotton/Polyester Fabric

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Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (10% Concentration)

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Export Control Classification Number (ECCN)

20,902 Products

Raw Materials

Plastic

A lightweight alternative to metal and glass

9,079 products

Garolite

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

1,991 products

Rubber

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

5,076 products

Fiberglass

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

442 products

Foam

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

926 products

Carbon Fiber

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

318 products

Hard Fiber

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

79 products

Kevlar

Super tough for protection against prolonged wear and abrasion

11 products

Aramid

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

10 products

Pigments and Dyes

Add color to liquids, mixtures, and materials

11 products

Additives and Fillers

Mix into coatings, resins, polymers, and metal to boost strength, conductivity, and lubricity

8 products

Electrical Power, Networking, and Controlling

Thermal Interface Pads

Soft and flexible, so they conform to rough surfaces and fill gaps between two surfaces

32 products

Thermal Interface Tape

Made of polyimide to isolate electricity while the silicone rubber conducts heat

6 products

Circuit Boards

Create your own circuit board designs by adding components

72 products

Fluid Handling

Perforated Sheets

Filter, sort, separate, and strain liquid or dry material

21 products

Filter Mesh

Strain particles out of various substances

95 products

Filter Paper

Remove particles from liquids in lab testing and other filtration applications

22 products

Sintered Filters

Tiny holes let particles such as air, gas, and vapor pass through while trapping contaminants

9 products

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

1,852 products

Tubing Samples

Test tubing material or hardness to confirm it works for your application

2 products

Fastening and Joining

Shim Stock

Cut into custom shapes to align, space, and level components on dies, presses, and machinery

194 products

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

294 products

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

124 products

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

9 products

Fabricating and Machining

3D Printer Filaments

Run through filament 3D printers to form plastic parts

132 products

3D Printer Resins

Create parts from resin 3D printers with greater detail than filament 3D printers

44 products

3D Printer Build Surfaces

Stick on top of printer beds for more accurate parts than those made on bare beds

30 products

3D Printer Powders

Create metal or plastic parts from powder bed fusion (PBF) printing systems

5 products

Mold Foaming Agents

Mix into resin to reduce your part's weight and prevent warping and defects as it cools

4 products

Measuring and Inspecting

Metal Detector Calibration Kits

Test the sensitivity of food-processing metal detectors

1 product