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Kimya PEKK-A
The Kimya PEKK-A 3D filament belongs to the polyaryletherketone family. Polyetherketoneketone (PEKK) is a thermoplastic polymer. PEKK-A is the amorphous form of PEKK, providing ease of printing. This is a material that boasts good mechanical properties and is resistant to high temperatures (<150°C).
Produced using KEPSTAN® Arkema, the Kimya PEKK-A 3D filament has been designed for technical applications. It can come into contact with hydrocarbons and fluids, enabling it to be used in multiple business sectors: aerospace, automotive, railways, etc.
It has the following properties:
• Temperature resistance
• Flame retardant – eligible to UL94 V0
• Complies with the RoHS and REACH standard
FILAMENT PROPERTIES
PROPERTIES | TEST METHODS | VALUES |
---|---|---|
Diameter | INS-6712 | 1.75 ± 0.1 mm 2.85 ± 0.1 mm |
Density | ISO 1183-1 | 1.261 g/cm3 |
Moisture rate | INS-6711 | < 1 % |
Melt flow index (MFI) | ISO 1133-1 (@380°C – 5 kg) | 37 - 47 g/10min |
Glass transition temperature (Tg) | ISO 11357-1 DSC (10°C/min - 20-410°C) | 159 °C |
Heat distortion temperature (HDT) (1.8 MPa) | ISO 75f | 172°C |
Melting Temperature (Tm) | ISO 11357-1 DSC (10°C/min – 20-410°C) | 308 °C |
PRINT PARAMETERS AND SPECIMENS DIMENSIONS
PRINTING DIRECTION | XY |
---|---|
Printing Speed | 20-40 mm/s |
Infill | 100% - rectilinear |
Infill Angle | 45°/-45° |
Nozzle Temperature | 350-400°C |
Bed T° | 110-170°C |
PRINTED SPECIMENS PROPERTIES
PROPERTIES | TEST METHODS | VALUES | |
---|---|---|---|
THERMAL PROPERTIES | Maximum use T° | - | 150 °C |
Thermal conductivity | ASTM E1530-11 | 0.21 W/mK | |
ELECTRICAL PROPERTIES | Dielectric strength | IEC 60243-1 (100µm) | 84 KV/mm |
Surface resistivity | ASTM D257 | 1016 Ohms/m² | |
OUTGASSING | Total Mass Loss (TML) | ASTM E 595 | 0.27 % |
Collected Volatile Condensable Material (CVCM) | ASTM E 595 | < 0.01 % | |
Water Vapor Recovered (WVR) | ASTM E 595 | 0.29 % | |
MECHANICAL PROPERTIES | Tensile modulus | ISO 527-2/5A/50 | 2,510 MPa |
Tensile Strength | ISO 527-2/5A/50 | 65 MPa | |
Tensile strain at strength | ISO 527-2/1A/50 | 5 % | |
Tensile Stress at Break | ISO 527-2/5A/50 | 48 MPa | |
Tensile strain at break | ISO 527-2/5A/50 | >5 % | |
Flexural modulus | ISO 178 | 1,660 MPa | |
Flexural stress at conventional deflection (3,5% strain)* | ISO 178 | 63.2 MPa | |
Charpy impact resistance | ISO 179-1/1eA | 2.5 kJ/m² |
Note 1 | *According to ISO 178, end of the test at 5% deformation even if there is no specimen break. |
Note 2 | The data should be considered as indicative values - Properties can be influenced by production conditions. |
Created on 11/09/2018 - Revised on 25/11/2019.
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