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