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PLA vs. CA

Both PLA and CA are thermoplastics. There are 12 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is PLA and the bottom bar is CA.

Metric UnitsUS Customary Units

Mechanical Properties

Elongation at Break, % 6.0
25 to 30
Flexural Modulus, GPa 4.0
1.7 to 2.1
Flexural Strength, MPa 80
40 to 55
Tensile Strength: Ultimate (UTS), MPa 50
30 to 37

Thermal Properties

Glass Transition Temperature, °C 60
230
Heat Deflection Temperature At 455 kPa (66 psi), °C 65
75 to 85
Specific Heat Capacity, J/kg-K 1800
1500
Thermal Conductivity, W/m-K 0.13
0.25

Otherwise Unclassified Properties

Density, g/cm3 1.3
1.3

Common Calculations

Strength to Weight: Axial, points 11
6.4 to 7.9
Strength to Weight: Bending, points 24
17 to 19
Thermal Diffusivity, mm2/s 0.058
0.13