Comparison
ABS FDM Filament vs PA66
A side-by-side comparison of Acrylonitrile Butadiene Styrene Filament for FDM and Polyamide 6,6 (Nylon).
Physical
Density
1.04 g/cm³
1.14 g/cm³
Water Absorption (24h)
0.2-0.4 %
1.2 %
Transparency
Opaque
Opaque
Shrinkage
High (0.5-0.9%)
1.5 – 2.0 %
Mechanical
Young's Modulus
2.0-2.5 GPa
3.0 GPa (dry)
Tensile Strength
40-50 MPa
80 MPa
Elongation at Break
5-15 %
60 %
Impact Strength (Izod)
5-10 kJ/m²
50 J/m
Flexural Strength
—
110 MPa
Thermal
Glass Transition Temperature
100-105 °C
70 °C
Melting Point
200-260 °C
255 – 265 °C
Continuous Service Temperature
80-90 °C
100 – 120 °C
Heat Deflection Temperature
80-95 °C @ 0.45 MPa
75 °C (unfilled)
Electrical
Dielectric Constant
2.8-3.0
4.0
Volume Resistivity
10¹³-10¹⁵ Ω·cm
10¹² Ω·cm
Dielectric Strength
15-20 MV/m
—
Chemical resistance
Acids
Resistant to dilute acids
Poor
Bases
Attacked by strong acids and bases
Good
Solvents
Attacked by acetone, esters, ketones
—
UV Resistance
Poor
Fair
Alcohols
—
Good
Oils & Fuels
—
Excellent
Sustainability
Recyclability
Recyclable (ABS stream)
Recyclable
Recycling Code
7 (Other)
7
Carbon Footprint
Moderate to High
~7.4 kg CO₂e / kg
Bio-based Content
—
0 – 100 % (bio grades)