Comparison
High-Temp SLA Resin vs PEEK
A side-by-side comparison of High-Temperature Photopolymer Resin for SLA and Polyether Ether Ketone.
Physical
Density
1.15-1.25 g/cm³
1.32 g/cm³
Water Absorption (24h)
0.2-0.4 %
0.15 %
Transparency
Opaque
Opaque (amber)
Shrinkage
Moderate (1-3%)
1.1 – 1.4 %
Mechanical
Young's Modulus
2.5-3.5 GPa
3.6 GPa
Tensile Strength
45-60 MPa
100 MPa
Elongation at Break
3-6 %
50 %
Impact Strength (Izod)
2-4 kJ/m²
55 J/m
Flexural Strength
—
170 MPa
Thermal
Glass Transition Temperature
150-250 °C
143 °C
Melting Point
N/A (cross-linked polymer)
343 °C
Continuous Service Temperature
120-180 °C
260 °C
Heat Deflection Temperature
140-200 °C @ 1.82 MPa
160 °C
Electrical
Dielectric Constant
3.0-3.5
3.2
Volume Resistivity
10¹²-10¹⁴ Ω·cm
10¹⁶ Ω·cm
Dielectric Strength
15-20 MV/m
—
Chemical resistance
Acids
Fair resistance
Excellent
Bases
Poor resistance
Excellent
Solvents
Attacked by strong solvents.
Excellent
UV Resistance
Poor
Fair
Hydrolysis (steam)
—
Excellent
Sustainability
Recyclability
Not Recyclable
Recyclable (specialty)
Recycling Code
N/A
7
Carbon Footprint
High
~30 kg CO₂e / kg