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ABS vs. MDF

ABS belongs to the thermoplastics classification, while MDF belongs to the wood-based materials. There are 11 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 2.0 to 2.6
4.0
Elongation at Break, % 3.5 to 50
0.5
Tensile Strength: Ultimate (UTS), MPa 37 to 110
18

Thermal Properties

Thermal Expansion, µm/m-K 81 to 95
12

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 15 to 16
0.5

Otherwise Unclassified Properties

Density, g/cm3 1.0 to 1.4
0.75

Common Calculations

Stiffness to Weight: Axial, points 0.79 to 1.4
3.0
Stiffness to Weight: Bending, points 30 to 44
71
Strength to Weight: Axial, points 10 to 22
6.7
Strength to Weight: Bending, points 24 to 37
20
Thermal Shock Resistance, points 11 to 50
27