teknologi besi baja ke 2.-umum
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Teknologi Besi Baja
Teknologi Besi BajaMateri ke 2 TBB semester genap 2014-2015Proses Pembuatan Baja Blast Furnace
Teknologi Besi BajaTeknologi ConverterPneumatic process : Bassemer Process, Thomas Process.Oxygen Blown Process :Basic Oxygen Process (BOF), Stora Kaldo Process, Rotor ProcessDimiliki : Thyssen Stahl, Nippon Steel Corp, NKK, Posco Korea, dllTeknologi Electric Arc Furnace (EAF)Conventional EAFAdvanced EAF ( EAF yang dikembangkan spt DanaArc)Dimiliki : PT.Krakatau Steel, Posco Korea, Hylsa dll.Teknologi Pemurnian Sekunder1. Rinsing Stand Process 2 .Laddle Furnace3. RH-Vacuum Degasser4. AOD (Argon Oxygen Decarburization Process) 5.VOD (Vacuum Oxigen Decarburization )Teknologi Besi BajaJenis TeknologiBessemerThomasLaddle BOFRotor KaldoEAF dan sejenisnya1.Bentuk DapurConverter tegakConverter TegakConverter TegakConverter miring/rebahEAF2. Jenis Proses dan RefraktoriesAsamBasaBasaBasabasa3.Jenis OksidatorUdaraUdaraOksigenOksigenOksigen4. Bahan Baku UtamaCairCairCairCairPadat5. EnergiAutogeneousAutogeneousAutogeneousAutogeneousListrik6. Defosforisasi dan DesulfurisasiTidak bisaBisaBisaBisaRelatif BisaSPESIFIKASI PRODUK BAJA PT KRAKATAU STEEL
Blast Furnace
Blast Furnace
Blast Furnace
PROSES UTAMA PEMBUATAN BESI BAJA :PROSES KONVENSIONAL & NON KONVENSIONAL
Bagan Alir Proses Produksi PT Krakatau Steel Proses Non Konvensional : Reduksi Langsung- EAF- RollingBIJI BESIBESI SPONSGAS ALAMREDUKSI BESISLABBESI TUABAJA CAIRBILLETPELEBURAN & PENGECORANPENGEROLANDAPUR LISTRIKMESIN TUANG KONTINYUREAKTORMESIN ROLMESIN ROLPELATCOIL HOT ROLLEDBATANG KAWAT SteamReformerMESIN ROLCOIL COLD ROLLEDPRODUCTION LINES OVERVIEW
Direct ReductionSteel makingHot RollingPipe maker
11This slide illustrates our production line.PT Krakatau Steel is the only integrated steel company in Indonesia. The production fasilities in the upstream processes are based on the usage of origin iron ore pellets which is reduced through the Direct Reduction plant.it guarantees the high quality steel products. The annual capacity is 2,6 million ton crude steel.
ALIRAN PRODUK PT KRAKATAU STEELHot Strip CoilBillet SteelWire RodCold Roll C/SHot Strip Sheet
Slab Steel
Steel MakingSpongePellet
PABRIK BESI SPONS HYL-I
DIVISI PABRIK BESI SPONSPT. KRAKATAU STEEL
PROSES REDUKSI LANGSUNG HYL III
CO2 REMOVAL
PABRIK BESI SPONS HYL III PT KRAKATAU STEEL CILEGONINCOMING FEED CONVEYOR2 SHAFT REACTOR HYL IIIGAS HEATERCO2 ABSORBERDIRECT REDUCTION PLANT HYL III PT KS
PROSES REDUKSI LANGSUNG DI PABRIK BESI SPONS HYL III PT KRAKATAU STEEL CILEGON
2 SHAFT REACTOR HYL IIIGAS HEATERCOOLING TOWERCO2 ABSORBER
HOME HYL-I PLUSDIAGRAM KESETIMBANGAN KIMIA REDUKSI BIJIH BESI DENGAN CO
STCMTEMP.SENSORsTRANSPORTASI IRON ORE PELLET DARI PELABUHAN CIGADING KE STOCK YARD MELALUI BELT CONVEYOR
STOCK YARD
MATERIAL HANDLING PRODUK DRI
Diagram Fasa Besi Baja
PROSES PEMBUATAN BAJA NON KONVENSIONAL - EAF
STEEL SLAB PLANT II PT KS
GAMBARAN KONDISI JENIS SCRAP SAAT INI
Light scrapSkullPig IronLoading scrap di Bucket di scrap yard BSPHome scrap28
PROSES PELEBURAN BAJA NON KONVENSIONAL - EAF
SLAB CASTERMachine type: curve mouldLadle Capacity: 130 tonTundish Capacity: 16 tonMachine Radius: 9.8 mMachine Length: 19.2 mMould length: 700 mmSlab thickness: 200 mmSlab width: 940 2080 mmMould level control: Radioactive level control
PROSES PELEBURAN BAJA NON KONVENSIONAL : SUMBER LISTRIK AC &DC AC-EAF & DC- EAF
PROSES HOT ROLLING MILL
SPESIFIKASI PRODUK BAJA PT KRAKATAU STEEL
SPESIFIKASI PRODUK BAJA PT KRAKATAU STEEL
APLIKASI PRODUK HRC UNTUK PIPA GAS,PIPA AIR
APLIKASI HRC UTK TABUNG GAS, BOILER, PRESSURE VESSEL
APLIKASI HRC UNTUK AUTOMOTIVE DAN KONSTRUKSI KAPAL
APLIKASI PRODUK COLD ROLLED STEEL
APLIKASI COLD ROLLED STEEL UNTUK ENAMEL &AUTOMOTIVE
APLIKASI PRODUK WIRE ROD UNTUK BOLTS, NUT,PAKU
Bagan137097400935008072.2472.432641260355150
Bagan497370934008050072.472.2464326012553501
TEMPERATUR 0C% H2DIAGRAM KESETIMBANGAN KIMIA REDUKSI BIJIH BESI DENGAN H2
Bagan4 (2)422404540050505543642871187610785
TEMPERATUR 0C% CODIAGRAM KESETIMBANGAN KIMIA PRODUKSI BIJIH BESI DENGAN CO
Lembar19837037085400400785005007357057020037097400400936005008080057072.472.24100080064321200100060121400120055316001400501240424004552550506005543800642810007118120076101400785
Lembar2
Lembar3
Bagan137097400935008072.2472.432641260355150
Bagan497370934008050072.472.2464326012553501
TEMPERATUR 0C% H2DIAGRAM KESETIMBANGAN KIMIA PRODUKSI BIJIH BESI DENGAN H2
Bagan4 (2)422404540050505543642871187610785
TEMPERATUR 0C% CO
Lembar19837037085400400785005007357057020037097400400936005008080057072.472.24100080064321200100060121400120055316001400501240424004552550506005543800642810007118120076101400785
Lembar2
Lembar3
ASIZE & APPLICATIONPRODUCTSIZE SPECIFICATIONMAJOR APPLICATIONHRC/PThickness 1.8 to 25 mmAutomotiveShip BuildWidth 600 to 2080 mmConstr. & Fab.ContainersPipe & TubeCRC/SThickness 0.18 to 3.0 mmApplianceTin PlateWidth 500 to 1250 mmAutomotiveEnamelDrumPipeGalvalumWire RodDiameter 5.5 to 20 mmNailElectrodaBendradBold & NutWiremeshSpring BedShafting Bar