Material description

Material ID: DIS04

Material type: Aluminium alloy disc.

Additives (fire retardants, fillers or traces of inorganic elements): Aluminium (45%), Zinc (22%), Iron (19%), Sodium (12%), Silicon (1%), Magnesium (1%), traces of other elements (<1%)

 

Table 1. Estimated mass concentration of compounds.
CompoundMass Concentration (%)
Aluminium (Al)45
Zinc (Zn)22
Iron (Fe)19
Sodium (Na)12
Silicon (Si)1
Magnesium (Mg)1
Traces of manganese (Mn)<1
Traces of hafnium (Hf)<1
Traces of tantalum (Ta)<1

A. Material composition identification

A.2 Energy Dispersive X-Ray Fluorescence (EDXRF)

Table 2. Inorganic elements and their mass concentration identified with EDXRF.
ElementMass Concentration (%)
Al45
Zn22
Fe19
Na12
Si1
Mg1
Mn<1
Hf<1
Ta<1
Ca<1
...
Figure 3. EDXRF spectra. Counts vs energy. Identified elements are shown as vertical lines.