345 Figure 2 Tested samples in test 4 The Table 2 shows the sample treatment approach applied in laboratory conditions. Table 2 - Laboratory tests for limiting fayalite dusting Test Sample Sample preparation Reagent Solution conc. (wt.%) Reagent consumption (L/m2) 1 T1-0 Drained fayalite suspension Untreated sample - - T1-lime Lime milk ~10% 0.190 T1-1080-0.5 Innocoat 1080 0.5% 3.376 T1-1080-1.0 Innocoat 1080 1.0% 3.486 T1-1080-1.5 Innocoat 1080 1.5% 3.157 T1-1080-2 Innocoat 1080 2.0% 3.258 Average reagent consumption: 3.319 2 T2-0 Fayalite from filter press Untreated sample - - T2-lime Lime milk ~10% 4.952 T2-1080-0.5 Innocoat 1080 0.5% 2.688 T2-1080-1.0 Innocoat 1080 1.0% 2.291 T2-1080-1.5 Innocoat 1080 1.5% 2.387 T2-1080-2 Innocoat 1080 2.0% 2.450 Average reagent consumption: 2.454 3 T3-lime Fayalite from filter press Lime milk ~10% 6.352 T3-1080-2.0 Innocoat 1080 2.0% 3.656 T3-1038-2.0 Innocoat 1038 2.0% 3.746 T3-1090-2.0 Innocoat 1090 2.0% 3.470 Average reagent consumption: 3.624 4 T4-1080-2.0 Fayalite from filter press Innocoat 1080 2.0% 4.043 T4-1038-2.0 Innocoat 1038 2.0% 4.091 T4-1090-2.0 Innocoat 1090 2.0% 4.022 Average reagent consumption: 4.052
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