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PMMA vs. Transparent ABS

Both PMMA and transparent ABS are thermoplastics. There are 14 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is PMMA and the bottom bar is transparent ABS.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 3.2
2.1
Elongation at Break, % 4.0
50
Flexural Strength, MPa 110
72
Impact Strength: Notched Izod, J/m 74
230
Tensile Strength: Ultimate (UTS), MPa 71
40

Thermal Properties

Heat Deflection Temperature At 1.82 MPa (264 psi), °C 96
76
Thermal Expansion, µm/m-K 76
83

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 30
16

Otherwise Unclassified Properties

Density, g/cm3 1.2
1.1

Common Calculations

Stiffness to Weight: Axial, points 1.5
1.1
Stiffness to Weight: Bending, points 42
41
Strength to Weight: Axial, points 17
11
Strength to Weight: Bending, points 32
25
Thermal Shock Resistance, points 21
17