Comparison
Ceramic SLA Resin vs PEEK
A side-by-side comparison of Ceramic-Filled Photopolymer Resin for SLA and Polyether Ether Ketone.
Physical
Density
1.50-2.50 g/cm³ (as printed)
1.32 g/cm³
Water Absorption (24h)
Very Low
0.15 %
Transparency
Opaque
Opaque (amber)
Shrinkage
Significant during firing (e.g., 15-25%)
1.1 – 1.4 %
Mechanical
Young's Modulus
Variable (post-firing, depends on ceramic)
3.6 GPa
Tensile Strength
Variable (post-firing, depends on ceramic)
100 MPa
Elongation at Break
Very Low (brittle)
50 %
Impact Strength (Izod)
Very Low (brittle)
55 J/m
Flexural Strength
—
170 MPa
Thermal
Glass Transition Temperature
N/A
143 °C
Melting Point
N/A (sintering temperature, e.g., 1500-1800 °C)
343 °C
Continuous Service Temperature
High (depends on ceramic, e.g., >1000 °C)
260 °C
Heat Deflection Temperature
Very High (depends on ceramic)
160 °C
Electrical
Dielectric Constant
Variable (depends on ceramic)
3.2
Volume Resistivity
Variable (depends on ceramic)
10¹⁶ Ω·cm
Dielectric Strength
Variable (depends on ceramic)
—
Chemical resistance
Acids
Excellent (depends on ceramic)
Excellent
Bases
Excellent (depends on ceramic)
Excellent
Solvents
Excellent (depends on ceramic)
Excellent
UV Resistance
Excellent (depends on ceramic)
Fair
Hydrolysis (steam)
—
Excellent
Sustainability
Recyclability
Not Recyclable
Recyclable (specialty)
Recycling Code
N/A
7
Carbon Footprint
Very High (due to firing)
~30 kg CO₂e / kg