Prototyping Materials | McMaster-Carr

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Chemical Resistant

Crack Resistant

Easy Thermoform

Electrically Insulating

Flame Retardant

High Temperature

Impact Resistant

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Maximum Temperature

Less than 200° F

200° F to 249° F

250° F to 499° F

500° F to 999° F

1,000° F or greater

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50° C to 99.9° C

100° C to 199.9° C

200° C to 249.9° C

250° C or greater

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DFARS Specialty Metals

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Spec Image

Spec Image

Spec Image

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Less than 1,000 psi

1,000 psi to 1,999 psi

2,000 psi to 3,999 psi

4,000 psi to 9,999 psi

10,000 psi or greater

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How can we improve?

433 Products

Fabricating and Machining

Prototyping Foam

Prototyping Foam

Carve, mill, or sand into lightweight parts for testing

Casting Compounds

Casting Compounds

Mix and pour into molds to capture intricate detail when casting parts, linings, and prototypes

Clay

Sculpt, carve, or extrude into models and prototypes that can be reformed over and over again

Mold Foaming Agents

Mold Foaming Agents

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

3D Printer Filaments

3D Printer Filaments

Run through filament 3D printers to form plastic parts

3D-Printed-Part Solvents

3D-Printed-Part Solvents

Remove ridges from printed plastic pieces for a polished finish

3D Printer Resins

3D Printer Resins

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

3D Printer Powders

3D Printer Powders

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

3D Printer Cleaning Filaments

3D Printer Cleaning Filaments

Flush leftover material from extruders

Chip Fans

Install on tool changers to blow away chips without stopping your CNC machine

Milling Machines

Milling Machines

Manual and CNC machines for job shops or prototyping

Buffing Kits

Everything you need to remove scratches and surface imperfections with a buffer or polisher

Laser Cutters

Our most accurate cutters for making custom parts, quick prototypes, and intricate engravings

Vacuum Formers

Heat plastic sheets until they're malleable, then use vacuum to form the plastic to a mold

Parts Washers

Pump solution through a spigot or hose to clean parts in the basin

Grinding Bits

Pair with grinders for light material removal and precision grinding

Lathes

Turn, knurl, thread, mill, and drill workpieces

Raw Materials

Wax

Create seals and prototypes, lubricate tools, and polish equipment

Plastic

A lightweight alternative to metal and glass

Ceramic

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

Pigments and Dyes

Pigments and Dyes

Add color to liquids, mixtures, and materials

Communication

Paperboard

Build models or mount pictures; also known as mat and museum board

Lighting

Light Transmitters

Light Transmitters

Light up small and hard-to-reach areas such as the inside of models, prototypes, and circuit boards

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