Comparison
rEVA Flexible Clear vs PEEK
A side-by-side comparison of Recycled Ethylene Vinyl Acetate Flexible Clear and Polyether Ether Ketone.
Physical
Density
0.920-0.950 g/cm³
1.32 g/cm³
Water Absorption (24h)
0.1-0.3 %
0.15 %
Transparency
Good
Opaque (amber)
Shrinkage
2.0-5.0 %
1.1 – 1.4 %
Mechanical
Young's Modulus
0.05-0.20 GPa
3.6 GPa
Tensile Strength
5-15 MPa
100 MPa
Elongation at Break
300-800 %
50 %
Impact Strength (Izod)
N/A (flexible grade)
55 J/m
Flexural Strength
—
170 MPa
Thermal
Glass Transition Temperature
-50 to -80 °C (depends on VA content)
143 °C
Melting Point
45-70 °C (depends on VA content)
343 °C
Continuous Service Temperature
30-50 °C
260 °C
Heat Deflection Temperature
N/A
160 °C
Electrical
Dielectric Constant
2.8-3.5
3.2
Volume Resistivity
>10^14 Ohm·cm
10¹⁶ Ω·cm
Dielectric Strength
10-20 kV/mm
—
Chemical resistance
Acids
Good resistance
Excellent
Bases
Good resistance
Excellent
Solvents
Poor resistance to organic solvents
Excellent
UV Resistance
Poor (requires stabilization)
Fair
Hydrolysis (steam)
—
Excellent
Sustainability
Recyclability
Recyclable (check local facilities)
Recyclable (specialty)
Recycling Code
4 (LDPE) or 7 (Other)
7
Carbon Footprint
Lower than virgin EVA
~30 kg CO₂e / kg