Hardwood vs. PAS

Hardwood belongs to the wood-based materials classification, while PAS belongs to the thermoplastics. There are 11 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is hardwood and the bottom bar is PAS.

Hardwood Polyarylsulfone (PAS)

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		12
Elastic (Young's, Tensile) Modulus, GPa		2.7

Elongation at Break, %		2.0
Elongation at Break, %		40

Tensile Strength: Ultimate (UTS), MPa		80
Tensile Strength: Ultimate (UTS), MPa		83

Thermal Properties

Thermal Expansion, µm/m-K		6.0
Thermal Expansion, µm/m-K		49

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm		0.5
Dielectric Strength (Breakdown Potential), kV/mm		15

Otherwise Unclassified Properties

Density, g/cm³		0.7
Density, g/cm³		1.4

Common Calculations

Stiffness to Weight: Axial, points		9.5
Stiffness to Weight: Axial, points		1.1

Stiffness to Weight: Bending, points		110
Stiffness to Weight: Bending, points		34

Strength to Weight: Axial, points		32
Strength to Weight: Axial, points		17

Strength to Weight: Bending, points		59
Strength to Weight: Bending, points		31

Thermal Shock Resistance, points		79
Thermal Shock Resistance, points		45