- 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: PBT
Form: Granule
Material: Polybutylene terephthalate (PBT)
CAS Number: 24968-12-5
Commodity: Polymers
Nominal Granule Size:
5mm
PBT Granules are a thermoplastic polyester resin available in granular form that exhibit good dimensional stability as well as chemical and heat resistance. With 14 size variations to choose from, PBT Granules can be injection molded into a wide array of industrial components and consumer products. Typical applications include automotive parts, electrical housings, gears, bearings, valves and food processing equipment. The granular form allows for convenient transport and processing.
Material Properties for Polymers
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Good-Poor |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Fair |
| Aromatic hydrocarbons | Good |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good-Poor |
| Halogens | Poor |
| Ketones | Good-Poor |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1kHz | 3.2 |
| Dissipation factor @ 1kHz | 0.002 |
| Dielectric strength( kV mm⁻¹ ) | 20 |
| Volume resistivity( Ohmcm ) | 10¹⁵ |
Physical Properties
| Element | Value |
|---|---|
| Flammability | HB |
| Radiation resistance | Good |
| Resistance to Ultra-violet | Fair? |
| Limiting oxygen index( % ) | 25 |
| Water absorption - over 24 hours( % ) | 0.1 |
| Density( gcm⁻³ ) | 1.31 |
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Rockwell | M70 |
| Elongation at break( % ) | 250 |
| Tensile modulus( GPa ) | 2 |
| Izod impact strength( J m⁻¹ ) | 60 |
| Tensile strength( MPa ) | 50 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 0.45MPa( C ) | 150 |
| Heat-deflection temperature - 1.8MPa( C ) | 60 |
| Upper working temperature( C ) | 120 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 1200-2300 |
Other Customers Purchased
-
Vestakeep® L4000G PEEK Granules Grade: Vestakeep® L4000G
Formula: PEEK
Nominal Granule Size: 6mm
Weight: 50g
Viscosity: High Viscosity
Type: Injection Moulding
CAS Number: 29658-26-2
UOM Code: 005-370-83
eachStarting at $144.05
Discounts applied for volume purchases -
each
Starting at $120.31
Discounts applied for volume purchases -
VICTREX® PEEK 450G PEEK Granules Grade: VICTREX® PEEK 450G
Formula: PEEK
Weight: 200g
Type: Injection Moulding
CAS Number: 29658-26-2
UOM Code: 040-981-68
eachStarting at $147.52
Discounts applied for volume purchases -
Yttria-stabilized Zirconia Granules Formula: ZrO₂/Y₂O₃
Nominal Granule Size: 2mm
Weight: 500g
Stabilised With: 8% Yttria
CAS Number: 114168-16-0
UOM Code: 254-458-97
eachStarting at $147.14
Discounts applied for volume purchases -
PBT Film Formula: PBT
Thickness: 0.55mm
Length 1: 100mm
Length 2: 100mm
CAS Number: 24968-12-5
UOM Code: 388-727-27
eachStarting at $111.72
Discounts applied for volume purchases -
Vestakeep® 5000G PEEK Granules Grade: Vestakeep® 5000G
Formula: PEEK
Nominal Granule Size: 6mm
Weight: 10000g
Viscosity: High Viscosity
CAS Number: 29658-26-2
UOM Code: 751-986-14
eachStarting at $145.22
Discounts applied for volume purchases
