Teflon® O-Rings and High Performance Plastics
We Offer a Wide Range of Teflon O-Rings and Other Materials for Your Unique Needs
- Custom machined PTFE and High performance Plastics like UHMW PE, PEEK, Polyimide…
- PTFE O-Rings, PTFE Seals, PTFE Gaskets, PTFE Lip Seals, PTFE Guides, PTFE Bushings, PTFE Spacers…
- View our high performance plastic selection reference guide.
High Performance Plastics:
| Materials & Tradenames: | Manufacturing Method | Available Sizes | Relative Cost | Typical Lead Time |
|---|---|---|---|---|
| UHWM-PE | Machined Parts | .020" to 12.00" Dia. |  | 3-5 weeks |
| Applications: Bushings, Guides, Machined custom parts, Pads, Plugs, Rollers, Seals, Spacers, Supports, U-cups, Washers, Wear rings | ||||
| PTFE (PTFE) | Machined Parts | .020 to 60.00" Dia. |  | 4-6 weeks |
| Applications: Seals, Back-up rings, Custom machined parts, O-rings, Seals, Skived tape, Metal Spring Energized Seals, Valve seats, Washers | ||||
| PEEK (Arlon, Ketron®) | Machined Parts & Stock Shapes | .020" to 12.00" Dia. |  | 6-8 weeks |
| Applications: Back-up rings, Bearings, Blocks, Bushings, Guides, Rollers and wheels, Plugs, Seals, Spacers, Supports, Valve seats, Washers, Wear rings, And many more custom parts | ||||
| POLYIMIDE (Vespel®, Altymid®) | Machined Parts & Stock Shapes | .020" to 12.00" Dia. |  | 6-10 weeks |
| Applications: Custom machined parts, Clamp rings, Ferrules, Gears, Rings, Washers | ||||
Compatibility:
| Materials & Tradenames: | Acids Weak | Chlorinated Solvents | Alkalies Weak | Alkalies Strong | Autoclavable | High Strength | UV Stable | Higher Impact Strength | Bearing/Low Wear | High Purity | Wafer Processing | Low Outgassing | Cryogenic Material (-238° F) | High Temp. (>300° F) | Cold Temp. (-0° F) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UHWM-PE |  | | | | |||||||||||
| PTFE (PTFE) | | | | | | | | | | | | | |||
| PEEK (Arlon, Ketron®) | | | | | | | | | |||||||
| POLYIMIDE (Vespel®, Altymid®) | | | | | | | | | |
UHMW-PE (Ultra High Molecular Weight Polyethylene)
UHMW-PE is lightweight plastic with excellent overall physical properties and outstanding abrasion resistance.
Features:
Good chemical compatibility, meets FDA, USDA and 3-A dairy requirements, excellent abrasion resistance, impact resistant, moisture resistant and good cryogenic capabilities -280° F to + 175° F.
Applications
Seals, bushings, guides, pads, plugs, rollers, spacers, u-cups, wear rings, washers
| Compound | Temperature Range (°F) | Specific Gravity | Tensile Strength (psi) | Elongation % | Wear Factor (K)x10-10 in 3 -min/lb-ft-hr |
|---|---|---|---|---|---|
| UHMW-PE | -280 to 175° F | 0.93 | 2,900 | 300 | 30 |
PTFE (Polytetrafluoroethylene), PTFE, Avalon®, Hostaflon®
PTFE is the most widely used fluoropolymer material with an almost universal chemical compatibility and wide range of temperature capabilities. PTFE offers unique properties which make it suitable for a wide range of applications.
Features:
Best chemical compatibility, low friction, meets FDA, USDA and 3-A dairy requirements, excellent moisture resistant and good cryogenic capabilities down to -350° F.
Applications
Seals, bushings, back-ups, guides, pads, plugs, rollers, spacers, o-rings, wear rings, washers.
| Compound | Temperature Range (°F) | Specific Gravity | Tensile Strength (psi) | Elongation % | Wear Factor (K)x10-10 in 3 -min/lb-ft-hr |
|---|---|---|---|---|---|
| Virgin PTFE | -350 to 550° F | 2.16 | 3,500 | 300 | 2,500 |
| Pigmented PTFE | -268 to 550° F | 2.16 | 3,500 | 300 | 150 |
| Graphite Filled PTFE | -268 to 550° F | 2.05 | 2,000 | 180 | 6 |
| Carbon Filled PTFE | -268 to 550° F | 2.08 | 2,000 | 200 | 8 |
| Polymer Filled PTFE | -268 to 550° F | 2.01 | 3,000 | 250 | 2 |
| Mineral Filled PTFE | -268 to 550° F | 2.24 | 2,500 | 250 | 2 |
PEEK (Polyetheretherketone) Arlon®
PEEK is a high performance, high temperature engineered thermoplastic resistant to a wide range of environments.
Features:
Good chemical compatibility, high strength, good hot water and steam resistance, tough, good impact resistance.
Applications
Seals, bushings, back-ups, guides, pads, plugs, rollers, spacers, wear rings, washers
| Compound | Temperature Range (°F) | Specific Gravity | Tensile Strength (psi) | Elongation % | Wear Factor (K)x10-10 in 3 -min/lb-ft-hr |
|---|---|---|---|---|---|
| Virgin PEEK | -100 to 500° F | 1.32 | 12,000 | 30 | 200 |
| Glass Filled PEEK | -100 to 500° F | 1.45 | 18,000 | 2.5 | 50 |
| Carbon Filled PEEK | -100 to 500° F | 1.46 | 20,000 | 2.2 | 24 |
POLYIMIDE Vespel® Altymid®
Polyimide polymers offer a broad combination of temperature and chemical resistance, as well as mechanical toughness and excellent lubricity for a wide range of applications.
Features:
Good chemical compatibility, high Temperature resistance (up to 600° F), high strength, high compressive strength, high stiffness.
Applications
Bushings, guides, pads, plugs, rollers, spacers, wear rings, washers, plasma tips.
| Compound | Temperature Range (°F) | Specific Gravity | Tensile Strength (psi) | Elongation % | Wear Factor (K)x10-10 in 3 -min/lb-ft-hr |
|---|---|---|---|---|---|
| Unfilled Polyimide | -100 to 600° F | 1.35 | 10,000 | 4 | 12 |
| Graphite Filled Polyimide | -100 to 600° F | 1.4 | 9,000 | 4 | 8 |
PTFE, Vespel® are registered trade names of Dupont
Hostaflon® is a registered trade name of Dyneon
Altymid®, Arlon®, Avalon® are registered trade names of Greene, Tweed & Co.
