3D Printing Material PEKK & Carbon-Fiber PEKK

PEKK (polyetherketoneketone) is a relative of PEEK in the PAEK family, and offers similar high-performance mechanical properties, as well as temperature and chemical resistances.

Extreme Thermal

Incredible Mechanical

Broad Chemical

Flame Retardant

Strong Abrasion

Great Printability


PEKK-A made from KEPSTAN® by Arkema

Properties Value Method
Tensile Modulus 2990 MPa ISO 527-2/5A/50
Tensile Strength 92.1 MPa ISO 527-2/5A/50
Tensile Strain
Strength 5.8 % ISO 527-2/5A/50
Break 5.6 % ISO 527-2/5A/50
Tensile Stress
Break 70.7 MPa ISO 527-2/5A/50
Dielectric Constant - 84 KV/mm
Surface Resistivity - 10 Ohms/m²
Total Mass Loss - 0.27 %
Collected Volatile Condensable Material - < 0.01 %
Water Vapor Recovered - Water Vapor Recovered
Flexural Modulus 2638.3 MPa
Flexural Stress at Conventionnal Deflection 88.2 MPa
Flexural Strength 94.9 MPa -
Flexural Strain at Flexural Strength 4.3 % > 5 %
Properties Value
Charpy Impact Resistance 15.529 kJ/m² ISO 179-1/1eE
Properties Value Method
Maximum Use - 149
Thermal Conductivity 0.21 W/mK ASTM E1530-11

*All data as reported by Arkema France Technical Data Sheet as downloaded on 20/3/2020.

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