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Ceramic Aluminum Nitride vs. Zinc Zamak 3

Compare Ceramic Aluminum Nitride vs. Zinc Zamak 3 strength, stiffness, weight and thermal properties.

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Ceramic Aluminum NitrideSintered ceramic (pressed and fired)
Zinc Zamak 3Cast
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Mechanical
Yield strengthnot sourced221MPasourcetypical
Ultimate tensile strengthnot sourced283MPasourcetypical
Flexural strength310MPasource3-point bending strength (JIS R 1601)not sourced
Elongation at breaknot sourced10%sourcetypical, in 2 in.
Young's modulus (stiffness)320GPasourcetypical (JIS R 1602)85.5GPasourcetypical
Density3,400kg/m³sourcetypical (JIS R 1634)6,600kg/m³sourcetypical
Strength to weightnot sourced33.5kN·m/kg
Stiffness to weight94.1MN·m/kg7.27x higher13MN·m/kg
Poisson's ratio0.24sourcetypical (JIS R 1602)0.27sourcetypical, Zamak 3 hot-chamber die cast
Shear modulus129GPa3.83x stiffer in shear33.7GPa
Bulk modulus205GPa62GPa
Speed of sound9,701m/s3,599m/s
Thermal
Thermal conductivity150W/m·Ksourcetypical (JIS R 1611)113W/m·Ksourcetypical
Thermal expansion4.6µm/m·Ksourcemean, 40-400 °C (JIS R 1618)27.4µm/m·Ksourcetypical
100 mm part over a 50 °C swing23µm growth5.96x less137µm growth
Specific heat710J/kg·Ksourcetypical (JIS R 1611)419J/kg·Ksourcetypical
Heats up and cools (diffusivity)62.1mm²/s1.52x faster40.9mm²/s
Thermal shock resistancenot sourced7,782W/m
Melting pointnot sourced381–387°Csourcemelting range
Values forKYOCERA AN216A dense sintered aluminium nitride, typical values; KYOCERA Fineceramics Europe data sheet 2023.04.03Zamak 3 (ASTM B86 die cast), Nathan Trotter (zinc alloy producer) technical data sheet, typical values

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.

Questions

Which is lighter, Ceramic Aluminum Nitride or Zinc Zamak 3?

Ceramic Aluminum Nitride is lighter: 3,400 kg/m³ against 6,600 kg/m³ for Zinc Zamak 3.

Which is stiffer, Ceramic Aluminum Nitride or Zinc Zamak 3?

Ceramic Aluminum Nitride is stiffer: Young's modulus 320 GPa against 85.5 GPa for Zinc Zamak 3, so the same part in Ceramic Aluminum Nitride deflects less under the same load.

Which is lighter for the same job, Ceramic Aluminum Nitride or Zinc Zamak 3?

For the same stiffness or strength: Ceramic Aluminum Nitride is lighter for a stiff rod or tie (tension), stiff beam (bending), stiff panel or plate.

Part that must beCeramic Aluminum NitrideZinc Zamak 3
Stiff rod or tie (tension)lighter7.27x heavier
Stiff beam (bending)lighter3.76x heavier
Stiff panel or platelighter3.01x heavier

For the same stiffness or strength, mass scales with density over stiffness (or strength) raised to a power set by how the part is loaded: 1 for a rod in tension, 1/2 for a beam in bending, 1/3 for a panel (the standard material-selection indices).

Which conducts heat better, Ceramic Aluminum Nitride or Zinc Zamak 3?

Ceramic Aluminum Nitride conducts heat better: 150 W/m·K against 113 W/m·K for Zinc Zamak 3.

Which expands less with temperature?

Ceramic Aluminum Nitride expands less: 4.6 µm/m·K against 27.4 µm/m·K for Zinc Zamak 3.

Among 72 materials

1k10k0.1110100Density (kg/m³)Young's modulus (GPa)Plastic PLAPlastic PETGPlastic ABSPlastic TPUPlastic NylonAluminumSteelIronTitaniumSteel AISI 1018Stainless Steel 304Stainless Steel 316Aluminum 6061-T6Aluminum 7075-T6Brass C360Copper C110GlassSteel AISI 1045Steel AISI 4340Steel A992Stainless Steel 303Stainless Steel 17-4PHAluminum 2024-T351Aluminum 5052-H32Aluminum 7050-T7451Titanium Ti-6Al-4VBrass C260Nickel Inconel 718Magnesium AZ31B-H24Plastic 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 SteelPCB Laminate FR-4SiliconCeramic Alumina 96%Aluminum A380Aluminum 6063-T6Aluminum 1100-OAluminum ADC12Magnesium AZ91DSolder SAC305Plastic PBT GF30Plastic PPS GF40Plastic LCP GF30Ceramic Aluminum NitrideZinc Zamak 3
Stiffness against density
1k10k101001kDensity (kg/m³)Yield strength (MPa)Plastic PLAPlastic PETGPlastic ABSPlastic TPUPlastic NylonRubberAluminumSteelIronTitaniumSteel AISI 1018Stainless Steel 304Stainless Steel 316Aluminum 6061-T6Aluminum 7075-T6Brass C360Copper C110GlassSteel AISI 1045Steel AISI 4340Steel A992Stainless Steel 303Stainless Steel 17-4PHAluminum 2024-T351Aluminum 5052-H32Aluminum 7050-T7451Titanium Ti-6Al-4VBrass C260Nickel Inconel 718Magnesium AZ31B-H24Plastic ABS (bulk/injection)Plastic PolycarbonatePlastic POM/AcetalPlastic Nylon PA6Plastic Nylon PA66Plastic PEEKPlastic PTFEPlastic UHMWPEPlastic HDPEPlastic PolypropylenePlastic PMMAFDM ASAFDM 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 SteelBrickPCB Laminate FR-4SiliconCeramic Alumina 96%Aluminum A380Aluminum 6063-T6Aluminum 1100-OAluminum ADC12Magnesium AZ91DSolder SAC305Plastic PBT GF30Plastic PPS GF40Plastic LCP GF30Zinc Zamak 3
Strength against density

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