MakeItFrom.com
Menu (ESC)

PAS vs. PS

Both PAS and PS are thermoplastics. There are 16 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 2.7
1.9 to 2.9
Elongation at Break, % 40
1.8 to 40
Flexural Strength, MPa 110
62 to 80
Impact Strength: Notched Izod, J/m 85
19 to 45
Tensile Strength: Ultimate (UTS), MPa 83
32 to 44

Thermal Properties

Thermal Expansion, µm/m-K 49
80 to 98

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 15
18 to 20
Electrical Resistivity Order of Magnitude, 10x Ω-m 15
14 to 15

Otherwise Unclassified Properties

Density, g/cm3 1.4
1.0
Limiting Oxygen Index (LOI), % 33
18
Water Absorption After 24 Hours, % 0.4
0.040 to 0.080

Common Calculations

Stiffness to Weight: Axial, points 1.1
1.0 to 1.5
Stiffness to Weight: Bending, points 34
40 to 45
Strength to Weight: Axial, points 17
8.5 to 12
Strength to Weight: Bending, points 31
22 to 26
Thermal Shock Resistance, points 45
11 to 15