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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 |
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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
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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
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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
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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
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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
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each
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