Comparison
ABS FDM Filament vs PEEK
A side-by-side comparison of Acrylonitrile Butadiene Styrene Filament for FDM and Polyether Ether Ketone.
Physical
Density
1.04 g/cm³
1.32 g/cm³
Water Absorption (24h)
0.2-0.4 %
0.15 %
Transparency
Opaque
Opaque (amber)
Shrinkage
High (0.5-0.9%)
1.1 – 1.4 %
Mechanical
Young's Modulus
2.0-2.5 GPa
3.6 GPa
Tensile Strength
40-50 MPa
100 MPa
Elongation at Break
5-15 %
50 %
Impact Strength (Izod)
5-10 kJ/m²
55 J/m
Flexural Strength
—
170 MPa
Thermal
Glass Transition Temperature
100-105 °C
143 °C
Melting Point
200-260 °C
343 °C
Continuous Service Temperature
80-90 °C
260 °C
Heat Deflection Temperature
80-95 °C @ 0.45 MPa
160 °C
Electrical
Dielectric Constant
2.8-3.0
3.2
Volume Resistivity
10¹³-10¹⁵ Ω·cm
10¹⁶ Ω·cm
Dielectric Strength
15-20 MV/m
—
Chemical resistance
Acids
Resistant to dilute acids
Excellent
Bases
Attacked by strong acids and bases
Excellent
Solvents
Attacked by acetone, esters, ketones
Excellent
UV Resistance
Poor
Fair
Hydrolysis (steam)
—
Excellent
Sustainability
Recyclability
Recyclable (ABS stream)
Recyclable (specialty)
Recycling Code
7 (Other)
7
Carbon Footprint
Moderate to High
~30 kg CO₂e / kg