eFunda Polymers: Properties of Polyester (thermoplastic) {poly(ethylene-terephthalate), 15-20% glass, flame-retardant}
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: poly(ethylene-terephthalate)
Additives: 15-20% glass
Application: flame-retardant
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Flexural Modulus (MPa)   5865 - 7521   23 ºC   D790
Tensile Strength (MPa)   95 - 108 at break   D638
Flexural Strength (MPa)
at yield or break
 138 - 160     D790
Elongation at break (%)   2     D638
Hardness   83  Rockwell M   D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted
  0.5 - 0.6     D256A

 Thermal Properties Conditions
Pressure State ASTM
Deflection Temperature (ºC)  235 - 239   0.46 MPa   D648
 195 - 209   1.82 MPa   D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.6 - 1.63   D792
Dielectric Strength (V/mil);
1/8" thick specimen unless noted
  437 - 460   D149

 Processing Properties Conditions
Type ASTM
Processing Temperature (ºC)  282 - 293  injection molding  
Compression Ratio  2 - 3    
Linear Mold Shrinkage (cm/cm)  0.0015 - 0.004   D955

Suppliers
Eastman Chemical Co. Kingsport, TN  800-327-8626
Home  Membership  About Us  Privacy  Disclaimer  Contact  Advertise

Copyright © 2019 eFunda, Inc.