RawMaterials–produc2on–qualitycontrol
Alfred Blažina, plant manager
Produc2onFacilityinPula
08.11.16Slide2 Raw Materials – Production – Quality Control
PlantFacts
► Loca1on► PrivateharbourinPula► Privatewharf6.2mdra=,upto20,000dwtships► Connectedtona1onalhighways
► People&Facili1es► 150employees► Packing,mixingandstoragefacili1es
► History► Founded1926:90yearsofCACproduc1ononsite► Priva1sa1onandpartofHedelberCementgroupfrom1995to2006► Since2006independentcompany
08.11.16Slide3 Raw Materials – Production – Quality Control
CACProductRange
Product
CA-Content
Chemistry:
Al2O3
Fe2O3
CaO
RawMaterial
08.11.16 Slide 4
LAC
~55%
38–42%
13–17%
36–40%
BauxiteLimestone
MAC
>60%
>52%
<3%
<39%
BauxiteLimestoneAlumina
MAC
~58%
>44%
<9%
37–41%
BauxiteLimestone
MAC
~65%
50-53%
<3%
<40%
BauxiteLimestone
ClassicalRange AdvancedRange
LAC
>55%
38–42%
13–17%
36–40%
BauxiteLimestone
HAC
>90%
63–65%
0.05–0.20%
33–35%
BauxiteAlumina
Raw Materials – Production – Quality Control
BauxiteasKeyRawMaterial
► Mul1-yearagreementsandsourcingdiversityensurestablesupply
08.11.16Slide5
RedBauxiteUseBySupplier CalcinatedBauxiteUseBySupplier
ChineseSuppliers79%
Guyana21%
Greece38%
Turkey112%
Turkey214%
Turkey310%
OwnSourcing26%
Raw Materials – Production – Quality Control
Acquisi2onofEmeryBauxiteMine
► In2015,CalucemacquiredarunningemerybauxitemineinTurkey► Lu]alahKitapcicompanyinMilas
► Es1matedreservesformin30yearsofCACproduc1on
► Quality► Loi2%,Al2O360%,SiO25%► Emeryisveryabrasivematerial
► Halfofredbauxiteissourcedfromthis
loca1on
08.11.16Slide6 Raw Materials – Production – Quality Control
Produc2onProcess1/2
08.11.16Slide7
Clinker
Selectedclinker
Selectedclinker
CoalLimestone
Bauxite
Briquet2ng Coalmill
ACkilnFilter
Filterdust
50-150mm
50-150mm
100mm
Raw Materials – Production – Quality Control
L-ShapedShaMKiln
► Pre-mixedrawmaterialsarefedfromthetopofkiln► Coalisusedasfuel► Mel1ngtemperature1.450-1.550C► Forma1onofCAminerals
08.11.16Slide8
CA Cement range
Raw Materials – Production – Quality Control
Produc2onProcess2/2
08.11.16Slide9
Selectedclinker
Selectedclinker
paper bags big bags bulk15% 50% 35%
Ball mill
Silo Silo
Mixer
Raw Materials – Production – Quality Control
ClinkerGrinding
► Addingdefinedgrainsizeparameterstomineralphasespresentintheclinker
► Specificsurface(Blaine) 3.000-5.000cm2/g► Grainsizedistribu1on
► nvalue(RRSB) 0,75-1,00
► Newproductswithhighn(slope)values► Lumnite®SG► HiPerCem®
08.11.16Slide10 Raw Materials – Production – Quality Control
PackingandDeliveryofCements
08.11.16Slide11 Raw Materials – Production – Quality Control
FocusonQuality
► Consistencyofmineralphasesandcementphysicalproper1es
► ISTRA40datain2016 avg std► MineralphaseCA 55 1,4► MineralphaseC12A7 2,6 0,2► Specificsurface(Blaine) 3.420 50► 6hstrength(EN196) 43 2,4► Initsejng1meonpaste(EN196) 3:28 0:15
► Calucemresultstracability► ECcer1ficateofconformity–ZAGSlovenianbuildingins1tute► Roundrobintests(4peryear)withHCinternallabs
08.11.16Slide12 Raw Materials – Production – Quality Control
QualityAssurance
08.11.16Slide13
Analysis Rawmaterial Clinker
chemicalXRF
mineralogicalXRD
spec.surface
particlesizedistribution
color
setttime(Vicat,Ultrasonic)
strength(EN/ASTM,heatofhidratation)
samplingfrequency/tons 500 20 20 200 20 200
SAMPLINGPOINTSCementshipmentCement
Raw Materials – Production – Quality Control
MainLabEquipment
test/year► Chemicalanalysis Panaly1cal–AxiosCement 12.000► Mineralogicalanalysis Panaly1cal–CUBIXXRD 12.000► Lasergranulometer Sympatec–RodosT4.1 31.000► Sejng1meandstrength TT–ToniSETandToniNORM 2.000► Ultrasoundmeasurement Ultratest-IP-8 1.250
08.11.16Slide14 Raw Materials – Production – Quality Control
ThankyouforyouraTen2on