Comparator
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Add up to four polymers to see their properties in a single table. Rows with no data are hidden. Share the URL to send the same comparison to a colleague.
Physical
Property
Density
1.14 g/cm³
1.41 g/cm³
1.32 g/cm³
Shrinkage
1.5 – 2.0 %
1.8 – 2.5 %
1.1 – 1.4 %
Transparency
Opaque
Opaque
Opaque (amber)
Water Absorption (24h)
1.2 %
0.25 %
0.15 %
Mechanical
Property
Elongation at Break
60 %
25 %
50 %
Flexural Strength
110 MPa
100 MPa
170 MPa
Impact Strength (Izod)
50 J/m
70 J/m
55 J/m
Tensile Strength
80 MPa
70 MPa
100 MPa
Young's Modulus
3.0 GPa (dry)
3.1 GPa
3.6 GPa
Thermal
Property
Continuous Service Temperature
100 – 120 °C
100 °C
260 °C
Glass Transition Temperature
70 °C
—
143 °C
Heat Deflection Temperature
75 °C (unfilled)
110 °C
160 °C
Melting Point
255 – 265 °C
175 °C
343 °C
Electrical
Property
Dielectric Constant
4.0
3.7
3.2
Volume Resistivity
10¹² Ω·cm
10¹⁴ Ω·cm
10¹⁶ Ω·cm
Chemical resistance
Property
Acids
Poor
Poor
Excellent
Alcohols
Good
—
—
Bases
Good
Excellent
Excellent
Hydrolysis (steam)
—
—
Excellent
Oils & Fuels
Excellent
—
—
Solvents
—
Excellent
Excellent
UV Resistance
Fair
Fair
Fair
Sustainability
Property
Bio-based Content
0 – 100 % (bio grades)
—
—
Carbon Footprint
~7.4 kg CO₂e / kg
~4 kg CO₂e / kg
~30 kg CO₂e / kg
Recyclability
Recyclable
Recyclable
Recyclable (specialty)
Recycling Code
7
7
7
Typical applications
PA66
- · Gears & bushings
- · Automotive intake manifolds
- · Cable ties
- · Electrical connectors
- · Textile fibers
- · Bearings
POM (Delrin)
- · Precision gears
- · Bushings & bearings
- · Conveyor components
- · Plumbing fittings
- · Zippers
PEEK
- · Aerospace brackets
- · Medical implants
- · Semiconductor wafer carriers
- · Downhole oil & gas seals
- · Bearings
Typical applications
Manufacturing
PA66
- · Injection Molding
- · Extrusion
- · CNC Machining
- · 3D Printing (specialty)
POM (Delrin)
- · Injection Molding
- · Extrusion
- · CNC Machining
PEEK
- · Injection Molding
- · Extrusion
- · CNC Machining
- · 3D Printing (specialty FDM/SLS)
Manufacturing