eFunda Polymers: Properties of Polyester (thermoplastic) {wholly aromatic (liquid crystal), unfilled, medium melting point}
engineering fundamentals Polymer Material Properties
Directory | Career | News | Industrial
Generic (ABS, ...)
Trade Name
Materials Home
General Information
Polymer Home
Glossary
Material Science
Overview
Characteristics
Comparisons
Selection Criteria
Applications
Flow Characteristics
Datasheet Primer
Major Categories
Polymer Index
History Timeline
List by Process
Thermoplastic/Thermoset
Specific Polymer
Category / Grades
Datasheet
Supplier Info
Resources
Bibliography
Login

Home Membership Magazines Forum Search Member Calculators

Materials

Design

Processes

Units

Formulas

Math
 
Polyester (thermoplastic)
 
List of Suppliers
State: wholly aromatic (liquid crystal)
Additives: unfilled
Application: medium melting point
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)   2760 - 6210  compressive   D638
  9660 - 19320  tensile   D638
Flexural Modulus (MPa)  12213 - 18630   23 ºC   D790
 10350 - 11730   93 ºC   D790
  8970 - 10350  121 ºC   D790
  8280 - 10005  149 ºC   D790
Tensile Strength (MPa)  110 - 186 at break   D638
Compressive Strength (MPa)
at yield or break
  43 - 131     D695
Flexural Strength (MPa)
at yield or break
 131 - 245     D790
Elongation at break (%)   1 - 5     D638
Hardness   60 - 66  Rockwell R   D638
  76  Rockwell M   D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted
  0.9 - 5.3     D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)   5 - 7     D696
Deflection Temperature (ºC)  180 - 355   1.82 MPa   D648
Thermal Conductivity (W/m-ºC)  0.084     C177

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.35 - 1.84   D792
Water Absorption (% weight increase)  0 - 0.1  saturated D570
 0 - 0.1  after 24 hrs D570
Dielectric Strength (V/mil);
1/8" thick specimen unless noted
  600 - 980   D149

 Processing Properties Conditions
Type ASTM
Melting Temperature (ºC)  280 - 421  Tm, crystalline  
Processing Temperature (ºC)  282 - 410  injection molding  
Molding Pressure (MPa)   7 - 110    
Compression Ratio  2.5 - 4    
Linear Mold Shrinkage (cm/cm)  0.001 - 0.008   D955

Suppliers
Solvay Advanced Polymers, L.L.C. Alpharetta, GA  800-621-4557
Ticona Summit, NJ  800-526-4960
Home  Membership  About Us  Privacy  Disclaimer  Contact  Advertise

Copyright © 2019 eFunda, Inc.