- 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
Grade: DuPont™ Kapton® HPP-ST
Formula: PI
Form: Disk
Material: Polyimide (PI)
CAS Number: 60842-76-4
Commodity: Polymers
Thickness:
0.125mm
We offer the DuPont™ Kapton® HPP-ST PI Disk in a choice of 15 sizes. These precision-engineered polyimide disks feature high tensile strength, thermal stability and chemical resistance. Polyimide disks are used in demanding applications, including flexible printed circuits, insulation tubing and high-temperature wire wrapping. As just one of Goodfellow’s thousands of specialist materials, the DuPont™ Kapton® HPP-ST PI Disk enables innovation in electronics and industrial processes.
Tolerances
Disk
| Thickness | ±20% |
|---|
Material Properties for Polymers
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Poor |
| Acids - dilute | Fair |
| Alcohols | Poor |
| Alkalis | Poor |
| Aromatic hydrocarbons | Good |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good |
| Halogens | Fair |
| Ketones | Good |
Mechanical Properties
| Element | Value |
|---|---|
| Coefficient of friction | 0.42 |
| Hardness - Rockwell | E52-99 |
| Elongation at break( % ) | Aug-70 |
| Tensile modulus( GPa ) | 02-Mar |
| Izod impact strength( J m⁻¹ ) | 80 |
| Tensile strength( MPa ) | 70-150 |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1MHz | 3.4 |
| Dissipation factor @ 1kHz | 0.0018 |
| Dielectric strength( kV mm⁻¹ ) | 22 |
| Surface resistivity( Ohm/sq ) | 10¹⁶ |
| Volume resistivity( Ohmcm ) | 10¹⁸ |
Physical Properties
| Element | Value |
|---|---|
| Flammability | V0 |
| Radiation resistance | Good |
| Refractive index | 1.66 |
| Resistance to Ultra-violet | Poor |
| Limiting oxygen index( % ) | 53 |
| Water absorption - over 24 hours( % ) | 0.2-2.9 |
| Density( gcm⁻³ ) | 1.42 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 1.8MPa( C ) | 360 |
| Lower working temperature( C ) | -270 |
| Upper working temperature( C ) | 250-320 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 1090 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.1-0.35@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 30-60 |
Other Customers Purchased
-
Meldin® 7001 PI Rod Grade: Meldin® 7001
Formula: PI
Diameter: 25.4mm
Length: 50mm
CAS Number: 60842-76-4
UOM Code: 061-412-60
eachStarting at $257.96
Discounts applied for volume purchases -
DuPont™ Kapton® MT PI Film Grade: DuPont™ Kapton® MT
Formula: PI
Thickness: 0.025mm
Length 1: 150mm
Length 2: 150mm
CAS Number: 60842-76-4
UOM Code: 056-556-30
eachStarting at $244.84
Discounts applied for volume purchases -
DuPont™ Kapton® HPP-ST PI Film Grade: DuPont™ Kapton® HPP-ST
Formula: PI
Thickness: 0.125mm
Length 1: 300mm
Length 2: 300mm
CAS Number: 60842-76-4
UOM Code: 031-795-27
eachStarting at $244.99
Discounts applied for volume purchases -
each
Starting at $148.31
Discounts applied for volume purchases -
Polyimide Film Formula: PI
Thickness: 0.05mm
Length 1: 200mm
Length 2: 200mm
Type: Additive Free Polymer
UOM Code: 147-732-04
eachStarting at $244.82
Discounts applied for volume purchases -
Vespel® SP1 PI Film Grade: Vespel® SP1
Formula: PI
Thickness: 9.525mm
Length 1: 25mm
Length 2: 25mm
CAS Number: 60842-76-4
UOM Code: 172-767-75
eachStarting at $210.77
Discounts applied for volume purchases
