FDM Polycarbonate

FDM Polycarbonate (PC) strength, stiffness, density and thermal properties, with their source.

A bracket in FDM Polycarbonate, 3D-printed (layer lines) finish.

Mechanical
Process	3D printed (FDM)
Yield strength	53.3MPasourcetypical
Ultimate tensile strength	53.3MPasourcetypical, peak stress (= stress at yield)
Flexural strength	89.4MPasourcetypical
Elongation at break	9.2%sourcetypical
Young's modulus (stiffness)	2.39GPasourcetypical
Density	1,180–1,200kg/m³sourcerange
Strength to weight	44.8kN·m/kg
Stiffness to weight	2.01MN·m/kg
Poisson's ratio	0.38sourcebase material: polycarbonate family typical (Covestro Part and Mold Design guide, Table 3-1)
Shear modulus	0.867GPa
Bulk modulus	3.33GPa
Speed of sound	1,418m/s
Thermal
Thermal conductivity	0.2W/m·Ksourcebase material: Covestro Makrolon 2405 injection-molding PC, typical, through-plane, 23 °C
Thermal expansion	65µm/m·Ksourcebase material: Covestro Makrolon 2405 injection-molding PC, typical, 23-55 °C, parallel
100 mm part over a 50 °C swing	325µm growth
Specific heat	not sourced
Heats up and cools (diffusivity)	not sourced
Thermal shock resistance	42.5W/m
Glass transition	108°Csourcetypical
Max service temperature	105°CsourceHDT 0.455 MPa (printed specimens)
Values for	Ultimaker PC, 3D-printed specimens, XY (flat); Ultimaker S5 Pro, engineering intent profile, 0.15 mm layer height, AA 0.4 print core, 100% infill, Cura 4.9, printed one-at-a-time, conditioned >=24 h at room temperature. TDS (file v5.00), April 20, 2022.

FDM Polycarbonate is 3D printed: its properties depend on build direction and print settings; these are typical values.

Among 59 materials

Stiffness against density

Strength against density