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PPE vs. ASA

Both PPE and ASA are thermoplastics. There are 16 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is PPE and the bottom bar is ASA.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 2.3
2.6
Elongation at Break, % 30
6.0
Tensile Strength: Ultimate (UTS), MPa 55
55

Thermal Properties

Glass Transition Temperature, °C 85
100
Specific Heat Capacity, J/kg-K 1200
1300
Thermal Conductivity, W/m-K 0.22
0.18
Thermal Expansion, µm/m-K 90
95
Vicat Softening Temperature, °C 140
96

Electrical Properties

Electrical Resistivity Order of Magnitude, 10x Ω-m 13
13

Otherwise Unclassified Properties

Density, g/cm3 1.1
1.1

Common Calculations

Stiffness to Weight: Axial, points 1.2
1.3
Stiffness to Weight: Bending, points 42
43
Strength to Weight: Axial, points 14
14
Strength to Weight: Bending, points 30
30
Thermal Diffusivity, mm2/s 0.17
0.13
Thermal Shock Resistance, points 19
16