Materials / Compare

FDM ASA vs. Concrete

Compare FDM ASA vs. Concrete strength, stiffness, weight and thermal properties.

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FDM ASA3D printed (FDM)
ConcreteCast
Try it on a partA sample part to run stress or thermal on, free in your browserOpen in LessCADOpen in LessCAD
Mechanical
Yield strengthnot given (tensile used)not sourced
Ultimate tensile strength37MPasourcetypicalnot sourced
Compressive strengthnot sourced27.6MPasourcespecified compressive strength class (f'c), not a measured typical
Flexural strength65MPasourcetypicalnot sourced
Elongation at break9.2%sourcetypicalnot sourced
Young's modulus (stiffness)2.45GPasourcetypicalnot sourced
Density1,050kg/m³sourcetypical2,240–2,400kg/m³sourcerange for normalweight concrete
Strength to weight35.2kN·m/kgnot sourced
Stiffness to weight2.33MN·m/kgnot sourced
Poisson's rationot sourced0.15–0.2sourcegeneral range at normal ambient conditions (overall 0.11-0.32)
Shear modulusnot sourcednot sourced
Bulk modulusnot sourcednot sourced
Speed of sound1,528m/snot sourced
Thermal
Thermal conductivity0.17W/m·Ksourcebase material: INEOS Styrolution Luran S 777K injection-molding ASA, typical0.9W/m·Ksourcetypical (comparative value)
Thermal expansion80–110µm/m·Ksourcebase material: INEOS Styrolution Luran S 777K injection-molding ASA, range8–12µm/m·Ksourcetypical range for portland cement concrete (aggregate dependent)
100 mm part over a 50 °C swing475µm growth50µm growth9.5x less
Specific heatnot sourced900J/kg·Ksourcetypical (NIST guidance for thermal analysis)
Heats up and cools (diffusivity)not sourced0.431mm²/s
Thermal shock resistancenot sourcednot sourced
Max service temperature92°CsourceHDT 1.8 MPa65°Csourcecode long-term temperature limit (ASME Code, concrete containments)
Values forBambu Lab ASA, TDS V3.0, printed specimens X-Y; nozzle 260 °C, bed 80 °C, 200 mm/s, 100% infill; annealed and dried 80 °C for 12 h before testing.Normal-weight portland cement concrete, strength class f'c = 4000 psi (28 MPa) per NRMCA CIP 35; density NRMCA CIP 36; thermal conductivity USDA FPL Wood Handbook; service temperature ORNL/NRC review

Every value links to the document that states it. "Not sourced" means no citable source states it (or only a specification minimum); figures computed from it are left out too.

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

Questions

Which is lighter, FDM ASA or Concrete?

FDM ASA is lighter: 1,050 kg/m³ against 2,320 kg/m³ for Concrete.

Which conducts heat better, FDM ASA or Concrete?

Concrete conducts heat better: 0.9 W/m·K against 0.17 W/m·K for FDM ASA.

Which expands less with temperature?

Concrete expands less: 10 µm/m·K against 95 µm/m·K for FDM ASA.

Among 59 materials

1k10k0.1110100Density (kg/m³)Young's modulus (GPa)Plastic PLAPlastic PETGPlastic ABSPlastic TPUPlastic NylonAluminumSteelIronTitaniumSteel AISI 1018Stainless 304Stainless 316Aluminum 6061-T6Aluminum 7075-T6Brass C360Copper C110GlassSteel AISI 1045Steel AISI 4340Steel A992Stainless 303Stainless 17-4PHAluminum 2024-T351Aluminum 5052-H32Aluminum 7050-T7451Titanium Ti-6Al-4VBrass C260Nickel Inconel 718Magnesium AZ31B-H24Zinc Zamak 3Plastic ABS (bulk/injection)Plastic PolycarbonatePlastic POM/AcetalPlastic Nylon PA6Plastic Nylon PA66Plastic PEEKPlastic UHMWPEPlastic HDPEPlastic PolypropylenePlastic PMMAFDM PolycarbonateFDM PAHT-CFFDM HIPSSLA Resin Tough 2000SLS PA12 NylonDMLS AlSi10Mg AluminumDMLS Ti-6Al-4V ELI TitaniumDMLS 316L Stainless SteelDMLS 17-4PH Stainless SteelFDM ASA
Stiffness against density
1k10k101001kDensity (kg/m³)Yield strength (MPa)Plastic PLAPlastic PETGPlastic ABSPlastic TPUPlastic NylonRubberAluminumSteelIronTitaniumSteel AISI 1018Stainless 304Stainless 316Aluminum 6061-T6Aluminum 7075-T6Brass C360Copper C110GlassSteel AISI 1045Steel AISI 4340Steel A992Stainless 303Stainless 17-4PHAluminum 2024-T351Aluminum 5052-H32Aluminum 7050-T7451Titanium Ti-6Al-4VBrass C260Nickel Inconel 718Magnesium AZ31B-H24Zinc Zamak 3Plastic ABS (bulk/injection)Plastic PolycarbonatePlastic POM/AcetalPlastic Nylon PA6Plastic Nylon PA66Plastic PEEKPlastic PTFEPlastic UHMWPEPlastic HDPEPlastic PolypropylenePlastic PMMAFDM PolycarbonateFDM PAHT-CFFDM HIPSSLA Resin Tough 2000SLA Resin Elastic 50ASLS PA12 NylonDMLS AlSi10Mg AluminumDMLS Ti-6Al-4V ELI TitaniumDMLS 316L Stainless SteelDMLS 17-4PH Stainless SteelBrickFDM ASA
Strength against density

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