- 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: PS
Form: Disk
Material: Polystyrene (PS)
CAS Number: 9003-53-6
Commodity: Polymers
Structure:
Biaxially Oriented
The PS Disk is available in 71 variations with different dimensions and properties to suit different applications. Made from polystyrene, these lightweight plastic disks are known for their electrical insulation and impact resistance. Their applications include spacers, washers, and bushings in electrical and mechanical systems. The wide variety of sizes and grades we offer allows you to select the optimal PS Disk for your specific application with ease.
Tolerances
Disk
| Thickness | ±20% |
|---|
Material Properties for Polymers
Physical Properties
| Element | Value |
|---|---|
| Abbe number | 30.8 |
| Flammability | HB |
| Radiation resistance | Good |
| Refractive index | 1.59-1.6 |
| Resistance to Ultra-violet | Poor |
| Limiting oxygen index( % ) | 19 |
| Water absorption - over 24 hours( % ) | 0.4 |
| Density( gcm⁻³ ) | 1.05 |
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Fair-Poor |
| Acids - dilute | Good-Fair |
| Alcohols | Good-Fair |
| Alkalis | Good-Fair |
| Aromatic hydrocarbons | Poor |
| Greases and Oils | Good-Poor |
| Halogenated Hydrocarbons | Poor |
| Halogens | Poor |
| Ketones | Poor |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1MHz | 2.4-3.1 |
| Dissipation factor @ 1kHz | 0.0002 |
| Dielectric strength( kV mm⁻¹ ) | 20 |
| Volume resistivity( Ohmcm ) | >10¹⁶ |
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Rockwell | M60-90 |
| Poisson's ratio | 0.35 |
| Elongation at break( % ) | 1.6 |
| Tensile modulus( GPa ) | 2.3-4.1 |
| Izod impact strength( J m⁻¹ ) | 19-24 |
| Tensile strength( MPa ) | 30-100 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 0.45MPa( C ) | 90 |
| Heat-deflection temperature - 1.8MPa( C ) | 80 |
| Upper working temperature( C ) | 50-95 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 1200 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.1-0.13@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 30-210 |
Other Customers Purchased
-
PS (Cross-linked) Film Formula: PS - X - Linked
Thickness: 6.4mm
Length 1: 150mm
Length 2: 150mm
CAS Number: 9003-53-6
UOM Code: 018-416-00
eachStarting at $28.29
Discounts applied for volume purchases -
PS Powder Formula: PS
Maximum Particle Size: 900µm
Weight: 2000g
Bulk Density: 0.6g/cm³
Type: Expandable Bead
Colour: White
CAS Number: 9003-53-6
UOM Code: 025-954-61
eachStarting at $208.52
Discounts applied for volume purchases -
PS Film Formula: PS
Thickness: 0.125mm
Length 1: 150mm
Length 2: 150mm
Structure: Biaxially Oriented
Transparency: Transparent
Colour: Clear
CAS Number: 9003-53-6
UOM Code: 046-645-72
eachStarting at $171.93
Discounts applied for volume purchases -
PS (Cross-linked) Rod Formula: PS - X - Linked
Diameter: 70mm
Length: 200mm
CAS Number: 9003-53-6
UOM Code: 001-474-06
eachStarting at $80.63
Discounts applied for volume purchases -
PS (Conductive) Film Formula: High Impact Conductive Polystyrene
Thickness: 2mm
Length 1: 150mm
Length 2: 150mm
Type: Conductive polymer
Colour: Black
CAS Number: 9003-53-6
UOM Code: 070-708-35
eachStarting at $141.91
Discounts applied for volume purchases -
PS Granules Formula: PS
Weight: 10g
Melt Flow Rate (MFR): 3.3g/10min
Colour: Natural
CAS Number: 9003-53-6
UOM Code: 343-033-62
eachStarting at $196.70
Discounts applied for volume purchases
