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PRODUCT DATA of Cadmium
MaterialCadmium
Effects of Space environmentDue to the high evaporation rate in vacuum, it is not allowed to be used in space vacuum
Chemical Composition100Cd
CAS Registry ID7440-43-9
EXPERIENCE IN PRACTICE
Development StatusCommercial Product
Cost RangeLow
Equivalent DesignationsCd
Space ExperienceNot Applicable
PHYSICAL PROPERTIES
Atomic Number48
Atomic Weight112 amu
Specific Gravity8.64
ELASTIC PROPERTIES
Tensile Modulus50 GPa
Shear Modulus19 GPa
Bulk Modulus42 GPa
Poisson Ratio0.3
Speed of Sound (longitudinal)2800 m/s
Speed of Sound (transverse)1500 m/s
Acoustic Impedance24 MRayls
ELECTRICAL PROPERTIES
Electrical Volume Resistivity7.3e-8 ohm.m
Superconductivity Critical Temperature-273 °C
THERMAL PROPERTIES
Thermal Conductivity103 W/m.K
Thermal Expansion Coefficient13.4 μstrain/°C
Melting Range594 °C
Specific Heat0.233 J/g.K
RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY
EMF vs SCE-0.7 V
Remark: Measured in 3.5% NaCl solution
Data Quality: Design Data
Sublimation10-4mm/year at 40°C
10-2mm/year at 80°C
1 mm/year at 120°C
SPECIAL RECOMMENDATIONS
Lessons Learnednot allowed to be used in space vacuum