FabDigit

Aluminum Nitride vs PZT and 2 more: properties

Aluminum NitridePZTPZT-4PZT-5H

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

320 GPa46.4 Msi
61 GPa8.8 Msi
70 GPa10.2 Msi
60 GPa8.7 Msi

Shear Modulus

128 GPa18.6 Msi
23 GPa3.3 Msi
26 GPa3.8 Msi
23 GPa3.3 Msi

Bulk Modulus

205 GPa29.7 Msi
55 GPa8 Msi
60 GPa8.7 Msi
60 GPa8.7 Msi

Poisson's Ratio

0.24
0.31
0.31
0.33

Tensile Strength (Ultimate)

200 MPa29 ksi
75 MPa10.9 ksi
75 MPa10.9 ksi
75 MPa10.9 ksi

Elongation at Break

0%
0.1%

Compressive Strength

2,100 MPa305 ksi
600 MPa87 ksi
520 MPa75.4 ksi
550 MPa79.8 ksi

Flexural Strength

330 MPa47.9 ksi
85 MPa12.3 ksi
85 MPa12.3 ksi
80 MPa11.6 ksi

Shear Strength

200 MPa29 ksi
65 MPa9.4 ksi

Fracture Toughness (K_IC)

3 MPa·√m2.7 ksi·√in
1 MPa·√m0.91 ksi·√in
1 MPa·√m0.91 ksi·√in
0.9 MPa·√m0.82 ksi·√in

Hardness, Vickers

1,100 HV
350 HV
320 HV
320 HV

Hardness, Knoop

1,200 HK
330 HK
300 HK
300 HK

Hardness, Mohs

7.5
5
5

Physical

Density and transition temperatures.

Density

3.29 g/cm³0.12 lb/in³
7.75 g/cm³0.28 lb/in³
7.5 g/cm³0.27 lb/in³
7.5 g/cm³0.27 lb/in³

Melting Point (Solidus)

2,200°C3,992 °F

Refractive Index

2.15

Porosity

0.5%
1%
1%
1.5%

Thermal

How each material carries heat and how hot it can run.

Thermal Conductivity

175 W/m·K101 BTU/hr·ft·°F
1.3 W/m·K0.75 BTU/hr·ft·°F
1.3 W/m·K0.72 BTU/hr·ft·°F
1.3 W/m·K0.72 BTU/hr·ft·°F

Specific Heat Capacity

740 J/kg·K0.18 BTU/lb·°F
380 J/kg·K0.09 BTU/lb·°F
350 J/kg·K0.08 BTU/lb·°F
350 J/kg·K0.08 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

4.5 µm/m·K2.5 µin/in·°F
4 µm/m·K2.2 µin/in·°F
4 µm/m·K2.2 µin/in·°F
4 µm/m·K2.2 µin/in·°F

Max Service Temperature (continuous)

1,000°C1,832 °F
175°C347 °F
160°C320 °F
95°C203 °F

Min Service Temperature

-269°C-452 °F
-50°C-58 °F
-50°C-58 °F
-50°C-58 °F

Electrical

Conductivity and insulation.

Electrical Resistivity

1×10¹² Ω·m3.94×10¹⁹ µΩ·in
1×10¹⁰ Ω·m3.94×10¹⁷ µΩ·in
1×10¹¹ Ω·m3.94×10¹⁸ µΩ·in
1×10⁹ Ω·m3.94×10¹⁶ µΩ·in

Dielectric Strength

17 kV/mm432 V/mil
5 kV/mm127 V/mil
10 kV/mm254 V/mil
3 kV/mm76.2 V/mil

Dielectric Constant (1 MHz)

8.8
1,700
1,300
3,400

Dissipation Factor (1 MHz)

5×10⁻⁴
0.02
0.004
0.02

Volume Resistivity

1×10¹⁴ Ω·cm
1×10¹² Ω·cm
1×10¹³ Ω·cm
1×10¹¹ Ω·cm

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

82 / 100
60 / 100
65 / 100
70 / 100

Manufacturability

FabDigit workshop ratings (0–100 scores) — how each material behaves on the machine.

Machinability

5 / 100
8 / 100
12 / 100
6 / 100

Polishability

80 / 100
70 / 100
70 / 100
60 / 100

Sintering / Firing Temperature

1,800°C3,272 °F
1,250°C2,282 °F
1,275°C2,327 °F
1,250°C2,282 °F

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

250 MJ/kg107,481 BTU/lb
70 MJ/kg30,095 BTU/lb
95 MJ/kg40,843 BTU/lb

Embodied Carbon (primary production)

20 kg CO₂/kg
5.5 kg CO₂/kg
6.5 kg CO₂/kg

Typical Recycled Content

0%
5%
5%

Embodied Water

60 L/kg7.2 gal/lb

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

61 kN·m/kg
10 kN·m/kg
10 kN·m/kg
10 kN·m/kg

Specific Stiffness (E / density)

97.3 MN·m/kg
7.9 MN·m/kg
9.3 MN·m/kg
8 MN·m/kg

Thermal Diffusivity

71.9 mm²/s
0.4 mm²/s
0.5 mm²/s
0.5 mm²/s

Thermal Shock Resistance Index

24
0
0
0

Strength versus weight

Yield strength against density for every ceramic grade in the FabDigit library; the compared grades are highlighted. Up and left is stronger for its weight.

501002005001,000234567Density (g/cm³)Yield strength (MPa) — log scaleAluminum NitridePZT

Manufacturing and finishing

CapabilityAluminum NitridePZTPZT-4PZT-5H
Default condition
Relative cost$$$$ High$$$$ High$$$$ High$$$$ High
Min. machined wall
Best machined surface

Ready to make it?

Upload a CAD file and FabDigit prices the part in Aluminum Nitride and PZT side by side — material, machining time, tolerance and finish in one quote. Certified material data ships with the order on request.

Typical handbook values for the conditions named above, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.