eFunda Polymers: Properties of Ketones {poly(arylether-ketone), 30% carbon fiber}
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Ketones		  
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State: poly(arylether-ketone)
Additives: 30% carbon fiber
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)  18630  tensile   D638
Flexural Modulus (MPa)  19665   23 ºC   D790
 19251   94 ºC   D790
 17112  122 ºC   D790
 14490  149 ºC   D790
Tensile Strength (MPa)  207 at break   D638
Compressive Strength (MPa)
at yield or break		  234     D695
Flexural Strength (MPa)
at yield or break		  276     D790
Elongation at break (%)   2     D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted		   0.8     D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)   8     D696
Deflection Temperature (ºC)  345   0.46 MPa   D648
 335   1.82 MPa   D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.45   D792
Water Absorption (% weight increase)  0 - 0.2  after 24 hrs D570

 Processing Properties Conditions
Type ASTM
Melt Flow (gm/10 min)  15 - 25   D1238
Melting Temperature (ºC)  329  Tm, crystalline  
Processing Temperature (ºC)  380 - 430  injection molding  
Molding Pressure (MPa)   69 - 138    
Compression Ratio  2    
Linear Mold Shrinkage (cm/cm)  0.002 - 0.008   D955

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Suppliers
RTP Co. Winona, MN  800-433-4787
Solvay Advanced Polymers, L.L.C. Alpharetta, GA  800-621-4557

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