Comparison
rPVC Rigid Clear vs PEEK
A side-by-side comparison of Recycled Rigid Polyvinyl Chloride Clear and Polyether Ether Ketone.
Physical
Density
1.30-1.40 g/cm³
1.32 g/cm³
Water Absorption (24h)
0.1-0.2 %
0.15 %
Transparency
Good
Opaque (amber)
Shrinkage
0.5-1.0 %
1.1 – 1.4 %
Mechanical
Young's Modulus
2.0-3.0 GPa
3.6 GPa
Tensile Strength
40-55 MPa
100 MPa
Elongation at Break
5-20 %
50 %
Impact Strength (Izod)
5-15 J/m
55 J/m
Flexural Strength
—
170 MPa
Thermal
Glass Transition Temperature
70-80 °C
143 °C
Melting Point
N/A (decomposes)
343 °C
Continuous Service Temperature
50-60 °C
260 °C
Heat Deflection Temperature
50-60 °C (0.45 MPa)
160 °C
Electrical
Dielectric Constant
3.0-3.5
3.2
Volume Resistivity
10^12-10^14 Ohm·cm
10¹⁶ Ω·cm
Dielectric Strength
15-25 kV/mm
—
Chemical resistance
Acids
Excellent resistance
Excellent
Bases
Excellent resistance
Excellent
Solvents
Attacked by ketones, esters, and aromatic hydrocarbons
Excellent
UV Resistance
Poor (requires stabilizers)
Fair
Hydrolysis (steam)
—
Excellent
Sustainability
Recyclability
Recyclable (specialized facilities)
Recyclable (specialty)
Recycling Code
3 (PVC)
7
Carbon Footprint
Lower than virgin PVC
~30 kg CO₂e / kg