Material description

Material ID: DIS08

Material type: Zinc alloy disc with polymer coating.

Additives (fire retardants, fillers or traces of inorganic elements): Zinc (64%), Sodium (22%), Iron (13%), traces of other elements (<1%)

 

Table 1. Estimated mass concentration of compounds.
CompoundMass Concentration (%)
Zinc (Zn)64
Sodium (Na)22
Iron (Fe)13
Traces of tantalum (Ta)<1
Traces of potassium (K)<1
Traces of aluminium (Al)<1
Traces of hafnium (Hf)<1
Traces of calcium (Ca)<1
Traces of silicon (Si)<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 (%)
Zn64
Na22
Fe13
Ta<1
K<1
Al<1
Hf<1
Ca<1
Si<1
Mn<1
...
Figure 3. EDXRF spectra. Counts vs energy. Identified elements are shown as vertical lines.