Comparison
SAN Standard vs PA66
A side-by-side comparison of Styrene Acrylonitrile Standard and Polyamide 6,6 (Nylon).
Physical
Density
1.07-1.09 g/cm³
1.14 g/cm³
Water Absorption (24h)
0.1-0.3 %
1.2 %
Transparency
Transparent
Opaque
Shrinkage
0.3-0.6 %
1.5 – 2.0 %
Mechanical
Young's Modulus
2.8-3.5 GPa
3.0 GPa (dry)
Tensile Strength
55-70 MPa
80 MPa
Elongation at Break
3-6 %
60 %
Impact Strength (Izod)
5-10 kJ/m
50 J/m
Flexural Strength
—
110 MPa
Thermal
Glass Transition Temperature
95-105 °C
70 °C
Melting Point
N/A (amorphous)
255 – 265 °C
Continuous Service Temperature
60-80 °C
100 – 120 °C
Heat Deflection Temperature
70-90 °C (1.8 MPa)
75 °C (unfilled)
Electrical
Dielectric Constant
2.7-3.0
4.0
Volume Resistivity
10^13-10^15 Ohm-cm
10¹² Ω·cm
Dielectric Strength
18-22 kV/mm
—
Chemical resistance
Acids
Good
Poor
Bases
Poor
Good
Solvents
Poor
—
UV Resistance
Poor
Fair
Alcohols
—
Good
Oils & Fuels
—
Excellent
Sustainability
Recyclability
Recyclable
Recyclable
Recycling Code
6 (PS) or 7 (Other)
7
Carbon Footprint
Moderate
~7.4 kg CO₂e / kg
Bio-based Content
—
0 – 100 % (bio grades)