Comparison
Bio-PA11 Flexible vs PEEK
A side-by-side comparison of Bio-based Polyamide 11, Flexible Grade CC and Polyether Ether Ketone.
Physical
Density
1.02 g/cm³
1.32 g/cm³
Water Absorption (24h)
2.0 %
0.15 %
Transparency
Translucent
Opaque (amber)
Shrinkage
1.5 - 2.8 %
1.1 – 1.4 %
Mechanical
Young's Modulus
1.5 GPa
3.6 GPa
Tensile Strength
45 MPa
100 MPa
Elongation at Break
50 %
50 %
Impact Strength (Izod)
12.0 J/cm
55 J/m
Flexural Strength
—
170 MPa
Thermal
Glass Transition Temperature
35-45 °C
143 °C
Melting Point
160-170 °C
343 °C
Continuous Service Temperature
80 °C
260 °C
Heat Deflection Temperature
30-40 °C
160 °C
Electrical
Dielectric Constant
4.3
3.2
Volume Resistivity
10¹⁰ Ω·cm
10¹⁶ Ω·cm
Dielectric Strength
24 kV/mm
—
Chemical resistance
Acids
Moderate resistance
Excellent
Bases
Good resistance
Excellent
Solvents
Good resistance to fuels and oils
Excellent
UV Resistance
Moderate (requires additive)
Fair
Hydrolysis (steam)
—
Excellent
Sustainability
Recyclability
Recyclable
Recyclable (specialty)
Recycling Code
7 (Other)
7
Carbon Footprint
Significantly lower than fossil-based PA11
~30 kg CO₂e / kg