Comparison
Ceramic SLA Resin vs PLA
A side-by-side comparison of Ceramic-Filled Photopolymer Resin for SLA and Polylactic Acid.
Physical
Density
1.50-2.50 g/cm³ (as printed)
1.24 g/cm³
Water Absorption (24h)
Very Low
0.5 %
Transparency
Opaque
Semi-transparent
Shrinkage
Significant during firing (e.g., 15-25%)
0.3 – 0.5 %
Mechanical
Young's Modulus
Variable (post-firing, depends on ceramic)
3.5 GPa
Tensile Strength
Variable (post-firing, depends on ceramic)
50 – 65 MPa
Elongation at Break
Very Low (brittle)
6 %
Impact Strength (Izod)
Very Low (brittle)
16 J/m
Flexural Strength
—
80 MPa
Thermal
Glass Transition Temperature
N/A
60 °C
Melting Point
N/A (sintering temperature, e.g., 1500-1800 °C)
150 – 160 °C
Continuous Service Temperature
High (depends on ceramic, e.g., >1000 °C)
45 °C
Heat Deflection Temperature
Very High (depends on ceramic)
55 °C
Electrical
Dielectric Constant
Variable (depends on ceramic)
3.0
Volume Resistivity
Variable (depends on ceramic)
10¹⁴ Ω·cm
Dielectric Strength
Variable (depends on ceramic)
—
Chemical resistance
Acids
Excellent (depends on ceramic)
Fair
Bases
Excellent (depends on ceramic)
Poor
Solvents
Excellent (depends on ceramic)
—
UV Resistance
Excellent (depends on ceramic)
Poor
Alcohols
—
Fair
Hydrolysis
—
Poor
Sustainability
Recyclability
Not Recyclable
Industrially compostable
Recycling Code
N/A
7
Carbon Footprint
Very High (due to firing)
~1.6 kg CO₂e / kg
Bio-based Content
—
100 %