Comparison
High-Temperature Oil-Resistant Hydrogenated Nitrile Butadiene Rubber vs PETG
A side-by-side comparison of Hydrogenated Nitrile Butadiene Rubber (High-Temperature Oil Resistance) and Polyethylene Terephthalate Glycol.
Physical
Density
0.95 - 1.05 g/cm³
1.27 g/cm³
Water Absorption (24h)
0.2 - 0.4 %
0.13 %
Transparency
Opaque
Transparent
Shrinkage
1.0 - 2.0 %
0.2 – 0.5 %
Mechanical
Young's Modulus
0.03 - 0.07 GPa
2.1 GPa
Tensile Strength
15 - 30 MPa
50 MPa
Elongation at Break
200 - 400 %
120 %
Impact Strength (Izod)
N/A
100 J/m
Flexural Strength
—
70 MPa
Thermal
Glass Transition Temperature
-20 to -10 °C
80 °C
Melting Point
N/A
—
Continuous Service Temperature
-30 to 150 °C
65 °C
Heat Deflection Temperature
N/A
70 °C
CTE
—
68 × 10⁻⁶ /K
Electrical
Dielectric Constant
3.5 - 4.0
3.3
Volume Resistivity
10^10 - 10^12 Ohm-cm
10¹⁴ Ω·cm
Dielectric Strength
10 - 15 kV/mm
—
Chemical resistance
Acids
Good
Good
Bases
Good
Fair
Solvents
Excellent resistance to oils, fuels, and many chemicals
—
UV Resistance
Good
Fair
Alcohols
—
Good
Oils
—
Good
Sustainability
Recyclability
Limited
Recyclable
Recycling Code
N/A
1
Carbon Footprint
Moderate to High
~2.7 kg CO₂e / kg
Bio-based Content
—
0 %