Epoxy vs. MDPE

Epoxy belongs to the thermoset plastics classification, while MDPE belongs to the thermoplastics. There are 9 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 epoxy and the bottom bar is MDPE.

Epoxy Medium Density Polyethylene (MDPE)

Metric UnitsUS Customary Units

Material Properties

Density, g/cm³		1.3
Density, g/cm³		0.93

Elastic (Young's, Tensile) Modulus, GPa		2.4
Elastic (Young's, Tensile) Modulus, GPa		0.6

Glass Transition Temperature, °C		120
Glass Transition Temperature, °C		-80

Shear Modulus, GPa		0.85
Shear Modulus, GPa		0.64

Specific Heat Capacity, J/kg-K		1500
Specific Heat Capacity, J/kg-K		2350

Stiffness to Weight: Axial, points		1.0
Stiffness to Weight: Axial, points		0.36

Stiffness to Weight: Bending, points		34
Stiffness to Weight: Bending, points		30

Thermal Conductivity, W/m-K		0.2
Thermal Conductivity, W/m-K		0.4

Thermal Diffusivity, mm²/s		0.1
Thermal Diffusivity, mm²/s		0.18

Epoxy vs. MDPE

Material Properties

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