eFunda Polymers: Properties of Polyester (thermoplastic) {wholly aromatic (liquid crystal), 30% carbon fiber reinforced}
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Polyester (thermoplastic)		  
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State: wholly aromatic (liquid crystal)
Additives: 30% carbon fiber reinforced
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)  37260  tensile   D638
 33120  compressive   D638
Flexural Modulus (MPa)  31740   23 ºC   D790
Tensile Strength (MPa)  242 at break   D638
Compressive Strength (MPa)
at yield or break		  239     D695
Flexural Strength (MPa)
at yield or break		  318     D790
Elongation at break (%)   1     D638
Hardness   99  Rockwell M   D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted		   0.7     D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)   3     D696
Deflection Temperature (ºC)  227   1.82 MPa   D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.49   D792
Water Absorption (% weight increase)  0 - 0.1  after 24 hrs D570

 Processing Properties Conditions
Type ASTM
Melting Temperature (ºC)  280  Tm, crystalline  
Processing Temperature (ºC)  291 - 316  general  
Molding Pressure (MPa)   7 - 97    
Compression Ratio  2.5 - 4    
Linear Mold Shrinkage (cm/cm)  0 - 0.002   D955

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Suppliers
RTP Co. Winona, MN  800-433-4787
Ticona Summit, NJ  800-526-4960

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