Comparison
Ceramic SLA Resin vs PETG
A side-by-side comparison of Ceramic-Filled Photopolymer Resin for SLA and Polyethylene Terephthalate Glycol.
Physical
Density
1.50-2.50 g/cm³ (as printed)
1.27 g/cm³
Water Absorption (24h)
Very Low
0.13 %
Transparency
Opaque
Transparent
Shrinkage
Significant during firing (e.g., 15-25%)
0.2 – 0.5 %
Mechanical
Young's Modulus
Variable (post-firing, depends on ceramic)
2.1 GPa
Tensile Strength
Variable (post-firing, depends on ceramic)
50 MPa
Elongation at Break
Very Low (brittle)
120 %
Impact Strength (Izod)
Very Low (brittle)
100 J/m
Flexural Strength
—
70 MPa
Thermal
Glass Transition Temperature
N/A
80 °C
Melting Point
N/A (sintering temperature, e.g., 1500-1800 °C)
—
Continuous Service Temperature
High (depends on ceramic, e.g., >1000 °C)
65 °C
Heat Deflection Temperature
Very High (depends on ceramic)
70 °C
CTE
—
68 × 10⁻⁶ /K
Electrical
Dielectric Constant
Variable (depends on ceramic)
3.3
Volume Resistivity
Variable (depends on ceramic)
10¹⁴ Ω·cm
Dielectric Strength
Variable (depends on ceramic)
—
Chemical resistance
Acids
Excellent (depends on ceramic)
Good
Bases
Excellent (depends on ceramic)
Fair
Solvents
Excellent (depends on ceramic)
—
UV Resistance
Excellent (depends on ceramic)
Fair
Alcohols
—
Good
Oils
—
Good
Sustainability
Recyclability
Not Recyclable
Recyclable
Recycling Code
N/A
1
Carbon Footprint
Very High (due to firing)
~2.7 kg CO₂e / kg
Bio-based Content
—
0 %