Material description

Material ID: SRK04-S2

Material type: Glass fibre reinforced aluminium sarking with polyethylene (PE) backing.

Additives (fire retardants, fillers or traces of inorganic elements): Aluminium (95%), Magnesium (2%), Chlorine (1%), Calcium (1%), traces of other elements (<1%)

 

Table 1. Estimated mass concentration of compounds.
CompoundMass Concentration (%)
Aluminium (Al)95
Magnesium (Mg)2
Chlorine (Cl)1
Calcium (Ca)1
Traces of bromine (Br)<1
Traces of antimony (Sb)<1
Traces of silicon (Si)<1
Traces of iron (Fe)<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 (%)
Al95
Mg2
Cl1
Ca1
Br<1
Sb<1
Si<1
Fe<1
...
Figure 3. EDXRF spectra. Counts vs energy. Identified elements are shown as vertical lines.