eFunda Polymers: Properties of Thermoplastic elastomers {polyether/amide block copolymer}
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Thermoplastic elastomers
 
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State: polyether/amide block copolymer
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)   14 - 414  tensile   D638
Flexural Modulus (MPa)   20 - 455   23 ºC   D790
Tensile Strength (MPa)   14 - 48 at break   D638
  21 - 24 at yield   D638
Flexural Strength (MPa)
at yield or break
  8 - 13     D790
Elongation at break (%)   350 - 680     D638
Hardness   75  Shore A   D638
  72  Shore D   D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted
  2.3 - 0     D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)  210 - 230     D696
Deflection Temperature (ºC)   70 - 125   0.46 MPa   D648
  7 - 57   1.82 MPa   D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1 - 1.03   D792
Water Absorption (% weight increase)  1.01 - 1.36  after 24 hrs D570

 Processing Properties Conditions
Type ASTM
Melting Temperature (ºC)  148 - 209  Tm, crystalline  
Processing Temperature (ºC)  185 - 249  compression molding  
 171 - 250  injection molding  
 171 - 238  extrusion  
Molding Pressure (MPa)   55 - 83    

Suppliers
Creanova, Inc. Somerset, NJ   
Elf Atochem North America, Inc. Philadelphia, PA  800-225-7788
EMS-American Grilon, Inc. Sumter, SC   
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