Comparison

EVA High VA Hotmelt vs PA66

A side-by-side comparison of Ethylene Vinyl Acetate (High VA) for Hot Melt Adhesives and Polyamide 6,6 (Nylon).

Physical

Density
0.950-0.970 g/cm³
1.14 g/cm³
Water Absorption (24h)
<0.5 %
1.2 %
Transparency
Translucent to opaque
Opaque
Shrinkage
2-4 %
1.5 – 2.0 %

Mechanical

Young's Modulus
0.01-0.1 GPa
3.0 GPa (dry)
Tensile Strength
3-10 MPa
80 MPa
Elongation at Break
500-900 %
60 %
Impact Strength (Izod)
No Break
50 J/m
Flexural Strength
110 MPa

Thermal

Glass Transition Temperature
-30 to -10 °C
70 °C
Melting Point
30-60 °C
255 – 265 °C
Continuous Service Temperature
40-50 °C
100 – 120 °C
Heat Deflection Temperature
10-20 °C
75 °C (unfilled)

Electrical

Dielectric Constant
2.8-3.5
4.0
Volume Resistivity
10¹²-10¹³ Ω⋅cm
10¹² Ω·cm
Dielectric Strength
6-12 kV/mm

Chemical resistance

Acids
Good resistance
Poor
Bases
Good resistance
Good
Solvents
Good resistance at room temp, swells in hot aromatic and chlorinated hydrocarbons
UV Resistance
Poor (requires stabilization)
Fair
Alcohols
Good
Oils & Fuels
Excellent

Sustainability

Recyclability
Recyclable (often as part of mixed materials)
Recyclable
Recycling Code
4 (PE-LD or PE-LLD)
7
Carbon Footprint
Moderate
~7.4 kg CO₂e / kg
Bio-based Content
0 – 100 % (bio grades)