- Materials
- Forms
-
Services
-
Services
-
-
Sectors
-
Supporting cutting edge research and development with advanced materials to your needs.
High performance materials for extreme conditions.
Innovative and lightweight materials with high mechanical properties and durability.
Materials used in chemical engineering from consumables to innovative solutions.
Advanced materials characterized by high electrical or insulation performance.
High quality materials for renewable energy.
Biocompatible and biodegradable materials to the highest standards.
High purity, biocompatible materials for high performance devices and applications.
High purity metals and alloys in various forms and crucibles suitable to your needs.
State of the art materials for the next generation of technologies.
High performance materials for extreme conditions.
Durable materials for corrosive environments.
Foils, disks or windows across a range of materials to facilitate your innovation.
Polymers, metal foils, and sustainable materials for your packaging needs.
Your requirements for unique products and attributes will be met across our 170,000+ product range and customization capabilities.
High-quality materials across branded products in various forms including rods, wires, and foils support space technology needs.
Highest quality materials to support your need for small-quantity specialist materials such as graphite and lithium compounds.
High purity materials to improve the reproducibility and reliability of your evaporation processes.
Academia Aerospace & Aeronautical Automotive Chemical Manufacturing Electronics and Bioelectronics Fuel Cells & Hydrogen Life Science and Biomaterials Storage & Batteries Vacuum Technology Mining and Metals Nanomaterials Nuclear Oil & Gas Optics Packaging Research & Labs Space Technology Medical Devices
-
-
Resources
-
Find out our latest news.
Read our latest insights, and opinions.
Discover our Innovation Discovered podcasts on innovation, products, interesting topics, and more.
Find out how we've worked with our partners
Our latest updates on what we are doing, find out more.
Find out more about us and the great roles we have available for talented individuals. Find out more.
Take a look at our global distributors.
Explore our FAQ resource to help answer your key questions.
Gain a clearer picture of the language used in scientific study
-
- About Us
Toggle Nav
Formula: PFA
Form: Disk
Material: Perfluoroalkoxy (Teflon-PFA)
Commodity: Polymers
Teflon PFA Copolymer disks are high-performance fluoropolymer products available in a range of over 75 variations. They provide an exceptional combination of properties including high purity, outstanding chemical resistance, thermal stability, low friction and non-stick characteristics. Teflon PFA Copolymer disks have widespread applications from semiconductor manufacturing to chemical processing equipment. The customizable dimensions and broad chemical compatibility make Goodfellow's Teflon PFA disks ideal for use as gaskets, seals, valve components and other parts requiring the unique performance of fluoropolymers.
Tolerances
Disk
| Thickness | ±20% |
|---|
Material Properties for Polymers
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Excellent |
| Acids - dilute | Excellent |
| Alcohols | Excellent |
| Alkalis | Excellent |
| Aromatic hydrocarbons | Excellent |
| Greases and Oils | Excellent |
| Halogens | Excellent |
| Ketones | Excellent |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1kHz | 2.05-2.06 |
| Dielectric constant @1MHz | 2.05-2.06 |
| Dissipation factor @ 1kHz | 0.0001-0.0002 |
| Dissipation factor @ 1MHz | 0.0008 |
Physical Properties
| Element | Value |
|---|---|
| Flammability | V0 |
| Refractive index | 1.35 |
| Limiting oxygen index( % ) | 95% |
| Water absorption( % ) | 0.03 |
| Density( gcm⁻³ ) | 2.15 |
Mechanical Properties
| Element | Value |
|---|---|
| Elongation at break( % ) | 300 |
| Tensile strength( MPa ) | 25 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 0.45MPa( C ) | 63-80 |
| Heat-deflection temperature - 1.8MPa( C ) | 48-50 |
| Upper working temperature( C ) | 260 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.19 |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 76-78 |
Other Customers Purchased
-
Topas® 5013S-04 Cyclo olefin copolymer Granules Grade: Topas® 5013S-04
Formula: Topas®
Nominal Granule Size: 3mm
Weight: 100g
Colour: Natural
CAS Number: 26007-43-2
UOM Code: 977-048-94
eachStarting at $124.90
Discounts applied for volume purchases -
Tungsten Disk Single Crystal Formula: W
Percentage Purity: 99.99%
Thickness: 2mm
Diameter: 10mm
Orientation: -110
Orientation Accuracy: =< 1°
Polish: Polished
Surface Finish: =< 0.03µm Ra
CAS Number: 7440-33-7
UOM Code: 100-748-47
eachStarting at $1,156.08
Discounts applied for volume purchases -
Topas® 5013L-10 Cyclo olefin copolymer Granules Grade: Topas® 5013L-10
Formula: Topas®
Nominal Granule Size: 3mm
Weight: 10000g
CAS Number: 26007-43-2
UOM Code: 973-284-62
eachStarting at $148.41
Discounts applied for volume purchases -
Topas® 8007S-4 Cyclo olefin copolymer Granules Grade: Topas® 8007S-4
Formula: Topas®
Nominal Granule Size: 3mm
Weight: 1000g
CAS Number: 26007-43-2
UOM Code: 104-837-36
eachStarting at $167.45
Discounts applied for volume purchases -
Teflon PFA Copolymer Film Formula: PFA
Thickness: 0.1mm
Length 1: 100mm
Length 2: 100mm
Transparency: Clear/Transparent
UOM Code: 004-148-52
eachStarting at $127.24
Discounts applied for volume purchases -
each
Starting at $79.87
Discounts applied for volume purchases
