Also known as shoulder washers.

As you tighten your screw, the rolled collar compresses under the head to create an insulating barrier between a screw shank and a mating surface.

Stronger than Garolite CE with better electrical-insulating properties, Garolite XX is often fabricated into low-cost electrical components.

Stronger than Garolite CE with better electrical-insulating properties, Garolite XX is often fabricated into low-cost electrical components.

Offering higher strength and better heat resistance than Garolite G-10/FR4, Garolite G-11 is suitable for continuous use in elevated temperatures.

A flame-retardant version of Garolite G-11, these tubes are commonly used to make bushings, standoffs, and spacers for areas with high temperatures. All are stronger and resist heat better than Garolite G-10/FR4.

Resisting heavy impacts and temperatures up to 500° F, these Garolite sheets are used in machinery such as turbine bearings and downpipe gaskets.

Machine these angles into arc barriers, switch mounts, and components for circuit breakers and electrical equipment. They resist carrying electric currents in dry or humid areas, even when exposed to sudden electric discharge.

Garolite G-7 withstands temperatures up to 425° F—higher than any other grade of Garolite. While not as strong as Garolite G-9 sheets, these sheets and bars offer better arc resistance in dry environments and a higher level of electrical insulation.

More electrically insulating than Garolite XX, these tubes are often machined into insulating washers, bushings, transformer spacers, and parts of terminal boards.

A good all-around choice, Garolite G-10/FR4 is strong, machinable, and electrically insulating. It meets UL 94 V-0 for flame retardance.

A good all-around choice, Garolite G-10/FR4 is strong, machinable, and electrically insulating. It meets UL 94 V-0 for flame retardance.

These rectangular tubes are flame retardant, machinable, and electrically insulating.

Rated for temperatures down to -415° F, this Garolite G-10 CR performs better in cryogenic applications than other glass epoxies.

Use Garolite G-10 in place of Garolite G-10/FR4 for applications that are sensitive to halogen, such as in nuclear plants. It's strong, machinable, and electrically insulating.

Offering excellent arc and track resistance, this GPO3 fiberglass is often used for electrical applications in humid environments.

Offering excellent arc and track resistance, this GPO3 fiberglass is often used for electrical applications in humid environments.

Offering excellent arc and track resistance, this GPO3 fiberglass is often used for electrical applications in humid environments.

Often used in assemblies that rub against each other, this powder blends into plastic, rubber, composites, and lubricants to keep them from sticking.

This film is made with virgin Teflon® PTFE resins. It can handle extreme temperatures and resists most solvents.

Known for its naturally slippery surface, PTFE surpasses most plastics when it comes to chemical resistance and performance in extreme temperatures.

Known for its naturally slippery surface, PTFE surpasses most plastics when it comes to chemical resistance and performance in extreme temperatures.

Known for its naturally slippery surface, PTFE surpasses most plastics when it comes to chemical resistance and performance in extreme temperatures.

Made with Teflon® PTFE resins, these sheets and bars surpass most plastics when it comes to chemical resistance and performance in extreme temperatures.

Also called reprocessed and mechanical-grade PTFE, this material is an economical alternative to standard PTFE.

Protect sensitive equipment from damaging electrical static charges.

Often used for circuit-breaker housings, manifolds, and semiconductor components, Ultem PEI offers excellent electrical-insulating properties.

Kapton® polyimide film is an excellent electrical insulator.

Because this film dissipates heat, it is often used for printed circuit boards and power supplies.

When excellent chemical resistance is combined with an ability to hold tight tolerances, the result is PPS—a material that’s widely machined into parts for chemical-processing applications. It is comparable to Techtron and Ryton.

Vespel® polyimide offers excellent strength, even at extreme temperatures.

Widely used to make parts that require autoclaving, polysulfone is a hard, rigid material that’s easy to machine and thermoform. It maintains its physical properties when heated, even when exposed to steam.

Not only does PEEK provide superior wear resistance in repetitive processes, it is also resists wear caused by abrasion. PEEK can be used as a lightweight substitute for metal parts in chemical-processing applications.

Not only does PEEK provide superior wear resistance in repetitive processes, it is also resists wear caused by abrasion. PEEK can be used as a lightweight substitute for metal parts in chemical-processing applications.

Filled with glass, these Torlon 5030 bars are stronger and more rigid than Torlon 4301 and 4203, yet still electrically insulate like Torlon 4203.

Use these Torlon 4203 rods instead of standard Torlon PAI to create parts that not only withstand extreme temperatures, but also are electrical insulators.

Stronger than PTFE, PVDF offers good chemical resistance. Comparable to Kynar and Solef, it’s widely used for pump parts, tank liners, and seals.

Made of recycled HDPE plastic, these sheets are more sustainable and economical than standard marine-grade moisture-resistant HDPE sheets.

Practically nonabsorbent, HDPE won't swell when exposed to moisture. It is denser and more rigid than LDPE, plus it's more chemical resistant.

Practically nonabsorbent, HDPE won't swell when exposed to moisture. It is denser and more rigid than LDPE, plus it's more chemical resistant.

This material prevents the buildup of static charges.

An economical alternative to Delrin® acetal resin, this acetal copolymer offers similar wear resistance.

An economical alternative to Delrin® acetal resin, this acetal copolymer offers similar wear resistance.

The addition of PTFE provides a more slippery, wear-resistant surface than standard Delrin® acetal resin. It’s commonly fabricated into pump components, gears, and bearings.

Delrin® acetal resin, also known as acetal homopolymer, is stronger and stiffer than acetal copolymer.

Delrin® acetal resin, also known as acetal homopolymer, is stronger and stiffer than acetal copolymer.

The addition of PTFE provides a more slippery, wear-resistant surface than standard Delrin® acetal resin. It’s commonly fabricated into pump components, gears, and bearings.

Use Noryl PPO for electrical insulating applications where moisture is a concern. It remains dimensionally stable over time, even when temperatures fluctuate.

Because ABS maintains its toughness even after thermoforming, it’s often made into storage cases, tote trays, equipment housings, and protective gear.

Because ABS maintains its toughness even after thermoforming, it’s often made into storage cases, tote trays, equipment housings, and protective gear.

Known for its electrical insulating properties, this polystyrene is often used for cable connectors, electrical housings, and in microwave applications. It is also known as Rexolite.

Known for its electrical insulating properties, this polystyrene is often used for cable connectors, electrical housings, and in microwave applications. It is also known as Rexolite.

Offering greater impact resistance than standard PVC Type 1 with similar chemical resistance, this PVC Type 2 is widely used for parts that are subject to shock.

Because PVC resists many acids and alkalies, it’s widely used for tanks and in chemical-processing applications. Also known as PVC Type 1.

Because PVC resists many acids and alkalies, it’s widely used for tanks and in chemical-processing applications. Also known as PVC Type 1.

CPVC is just as chemical resistant as standard PVC Type 1 and can handle hotter temperatures up to 200° F.

Because PVC resists many acids and alkalies, it’s widely used for tanks and in chemical-processing applications. Also known as PVC Type 1.

Polycarbonate maintains good impact resistance across a wide temperature range. It's comparable to Lexan, Hyzod, Tuffak, and Makrolon.

Polycarbonate maintains good impact resistance across a wide temperature range. It's comparable to Lexan, Hyzod, Tuffak, and Makrolon.

This nylon stays lubricated over time because it’s filled with oil. Use it to fabricate parts for hard-to-reach places where adding lubricants would be difficult.

Often used to make gears and wear strips, these cast nylon 6 sheets and bars withstand higher temperatures and are easier to machine than standard nylon 6/6 sheets and bars.

This cast nylon 6 material is easier to machine than other types of nylon. It’s comparable to Nylatron and Nycast.

Use these cast nylon 6 rods to make sheaves, bushings, and pulleys. All withstand higher temperatures and are easier to machine than standard nylon 6/6 rods.

This nylon stays lubricated over time because it’s filled with oil. Use it to fabricate parts for hard-to-reach places where adding lubricants would be difficult.

The addition of MDS gives these tubes exceptional wear resistance along with a self-lubricating surface. They're made of cast nylon 6, making them easier to machine and better electrical insulators than other MDS-filled nylon tubes.

Widely used in semiconductor applications, this polypropylene meets UL flame-retardance standards.

Widely used in semiconductor applications, this polypropylene meets UL flame-retardance standards.

Because this polypropylene resists swelling when exposed to water, it’s often fabricated into containers and parts for laboratory equipment.

Also known as nylon 6/6, this general purpose material is often used for bearings, gears, valve seats, and other high-wear parts.

This nylon 6/6 material is modified with MDS for a self-lubricating surface that’s more slippery than standard nylon. It's often used in high-friction applications, such as gears and bearings.

This nylon 6/6 material is modified with MDS for a self-lubricating surface that’s more slippery than standard nylon. It's often used in high-friction applications, such as gears and bearings.

Also known as nylon 6/6, this general purpose material is often used for bearings, gears, valve seats, and other high-wear parts.

Polyester resists swelling in wet environments.

This film is often used as a separator when heating parts in an oven.

These black polyester rods protect from UV rays better than off-white polyester. Strong and semi-rigid, they won't swell in moist environments, so they're often made into valves, pump components, and spacers.

The addition of glass fibers makes this material more abrasion resistant than standard UHMW. It’s also known as Tivar 88.

This oil-filled material is self-lubricating for an extra-slippery surface.

In addition to a low-friction surface that prevents sticking and binding, this tough material is impact and wear resistant to handle the scuffs, scrapes, and strikes that other plastics can’t.

In addition to a low-friction surface that prevents sticking and binding, this tough material is impact and wear resistant to handle the scuffs, scrapes, and strikes that other plastics can’t.

If a chip of this material breaks off, it can be located by metal detectors to reduce contamination risks.

If a chip of this material breaks off, it can be located by metal detectors to reduce contamination risks.

This extruded acrylic offers similar performance as cast acrylic at a lower cost.

Often used in security doors and windows to protect against forced entry, this laminated polycarbonate is nearly impenetrable.