Comparison
High-Temperature Oil-Resistant Hydrogenated Nitrile Butadiene Rubber vs PA66
A side-by-side comparison of Hydrogenated Nitrile Butadiene Rubber (High-Temperature Oil Resistance) and Polyamide 6,6 (Nylon).
Physical
Density
0.95 - 1.05 g/cm³
1.14 g/cm³
Water Absorption (24h)
0.2 - 0.4 %
1.2 %
Transparency
Opaque
Opaque
Shrinkage
1.0 - 2.0 %
1.5 – 2.0 %
Mechanical
Young's Modulus
0.03 - 0.07 GPa
3.0 GPa (dry)
Tensile Strength
15 - 30 MPa
80 MPa
Elongation at Break
200 - 400 %
60 %
Impact Strength (Izod)
N/A
50 J/m
Flexural Strength
—
110 MPa
Thermal
Glass Transition Temperature
-20 to -10 °C
70 °C
Melting Point
N/A
255 – 265 °C
Continuous Service Temperature
-30 to 150 °C
100 – 120 °C
Heat Deflection Temperature
N/A
75 °C (unfilled)
Electrical
Dielectric Constant
3.5 - 4.0
4.0
Volume Resistivity
10^10 - 10^12 Ohm-cm
10¹² Ω·cm
Dielectric Strength
10 - 15 kV/mm
—
Chemical resistance
Acids
Good
Poor
Bases
Good
Good
Solvents
Excellent resistance to oils, fuels, and many chemicals
—
UV Resistance
Good
Fair
Alcohols
—
Good
Oils & Fuels
—
Excellent
Sustainability
Recyclability
Limited
Recyclable
Recycling Code
N/A
7
Carbon Footprint
Moderate to High
~7.4 kg CO₂e / kg
Bio-based Content
—
0 – 100 % (bio grades)