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Concrete vs. SLA Resin Elastic 50A

Compare Concrete vs. SLA Resin Elastic 50A strength, stiffness, weight and thermal properties.

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ConcreteCast
SLA Resin Elastic 50A3D printed (SLA resin)
Try it on a partA sample part to run stress or thermal on, free in your browserOpen in LessCADOpen in LessCAD
Mechanical
Yield strengthnot sourcednot given (tensile used)
Ultimate tensile strengthnot sourced3.4MPasourcetypical
Compressive strength27.6MPasourcespecified compressive strength class (f'c), not a measured typicalnot sourced
Elongation at breaknot sourced160%sourcetypical
Young's modulus (stiffness)not sourcednot sourced
Density2,240–2,400kg/m³sourcerange for normalweight concrete1,010kg/m³sourcetypical
Strength to weightnot sourced3.37kN·m/kg
Stiffness to weightnot sourcednot sourced
Poisson's ratio0.15–0.2sourcegeneral range at normal ambient conditions (overall 0.11-0.32)not sourced
Shear modulusnot sourcednot sourced
Bulk modulusnot sourcednot sourced
Speed of soundnot sourcednot sourced
Thermal
Thermal conductivity0.9W/m·Ksourcetypical (comparative value)not sourced
Thermal expansion8–12µm/m·Ksourcetypical range for portland cement concrete (aggregate dependent)not sourced
100 mm part over a 50 °C swing50µm growthnot sourced
Specific heat900J/kg·Ksourcetypical (NIST guidance for thermal analysis)not sourced
Heats up and cools (diffusivity)0.431mm²/snot sourced
Thermal shock resistancenot sourcednot sourced
Glass transitionnot sourced-34.5°CsourceDMA
Max service temperature65°Csourcecode long-term temperature limit (ASME Code, concrete containments)not sourced
Values forNormal-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 reviewFormlabs Elastic 50A Resin V2 (FLELCL02), TDS Rev. 01 24.01.2024; parts printed on Form 3, 100 µm, Elastic 50A V2 settings and post-processing; tensile on Die C specimens cut from printed sheets after 3+ h at 23 °C.

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.

SLA Resin Elastic 50A is 3D printed: its properties depend on build direction and print settings; these are typical values.

Questions

Which is lighter, Concrete or SLA Resin Elastic 50A?

SLA Resin Elastic 50A is lighter: 1,010 kg/m³ against 2,320 kg/m³ for Concrete.

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 ASAFDM PolycarbonateFDM PAHT-CFFDM HIPSSLA Resin Tough 2000SLS PA12 NylonDMLS AlSi10Mg AluminumDMLS Ti-6Al-4V ELI TitaniumDMLS 316L Stainless SteelDMLS 17-4PH Stainless Steel
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 ASAFDM PolycarbonateFDM PAHT-CFFDM HIPSSLA Resin Tough 2000SLS PA12 NylonDMLS AlSi10Mg AluminumDMLS Ti-6Al-4V ELI TitaniumDMLS 316L Stainless SteelDMLS 17-4PH Stainless SteelBrickSLA Resin Elastic 50A
Strength against density

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