Light Metals 2017

Front Matter....Pages i-xxix
Front Matter....Pages 1-1
CFB Alumina Calciners—New and Future Generation Opportunities for Green Field Refineries....Pages 3-8
Evolutional Development of Alkaline Aluminosilicates Processing Technology....Pages 9-16
Characterization and Ore Dressing of Bauxite from Brazil....Pages 17-23
Process Optimization for Diaspore Digestion Equilibrium Using Response Surface Methodology....Pages 25-30
Thermodynamic Analysis and Formation Law of Q Phase of Calcium Aluminate Clinker....Pages 31-35
Leaching Behavior of Alumina from Smelting Reduction Calcium Aluminate Slag with Sodium Carbonate Solution....Pages 37-43
Front Matter....Pages 45-45
Security Disposal and Comprehensive Utilization of Bauxite Residues....Pages 47-51
Bauxite Residue Amendment Through the Addition of Ca and or Mg Followed by Carbonation....Pages 53-59
Application of Tricalcium Aluminate Instead of Lime for the Recovery of Aluminum in Middle-Low Grade Bauxite in Calcification-Carbonization Process....Pages 61-66
Low Temperature Reduction of Hematite in Red-Mud to Magnetite....Pages 67-73
Recovery of Iron-, Titanium-Bearing Constituents from Bauxite Ore Residue via Magnetic Separation Followed by Sulfuric Acid Leaching....Pages 75-81
Processing Diasporic Red Mud by the Calcification-Carbonation Method....Pages 83-87
Research of Flocculants and Dewatering Additives for Filtration of Red Mud....Pages 89-92
Characterization of Activated Alumina Production via Spray Pyrolysis....Pages 93-99
Front Matter....Pages 101-101
New Process Research on Aluminium Production from Non-Traditional Aluminum Resource by Microwave Chlorination....Pages 103-107
Opportunities of Pseudoboehmite Processing from Aluminum Content Raw Material at Sintering Method....Pages 109-113
Chemical Alumina Preparation by Using High Alumina Content Fly Ash....Pages 115-120
A Novel Process of Alumina Production from Low-Grade Bauxite Containing Sulfur....Pages 121-125
Iron Separation from Bauxite Through Smelting-Reduction Process....Pages 127-135
Thermodynamic Behavior of Lime Desulfurization in Sodium Aluminate Solution....Pages 137-144
Front Matter....Pages 145-145
A Study on Optimization of Processing Parameters for Synthesis of Calcium Hydroaluminosulfate Using Response Surface Methodology....Pages 147-156
Front Matter....Pages 157-157
Design of New 6xxx Series Al Alloy Using the Calphad Thermodynamic Database....Pages 159-165
Study of an Al-Ca Alloy with Low Young’s Modulus....Pages 167-171
Production of 3004 Aluminum Alloy Sheet for Structural Applications from Twin Roll Casting....Pages 173-180
Aluminum Alloys with Tailored TiB2 Particles for Composite Applications....Pages 181-186
Development of Low Expansion and High Strength Aluminum Matrix Hybrid Composite....Pages 187-193
Front Matter....Pages 195-195
A Model for α-Al(Mn,Fe)Si Crystals....Pages 197-203
Casting Characteristics of High Cerium Content Aluminum Alloys....Pages 205-211
In Situ Observation of Fragmentation of Primary Crystals by Ultrasonic Cavitation in Water....Pages 213-219
The Enhancement of Mechanical Properties of A356 Alloy Solidified at Lower Cooling Rate via Effectively Grain Refinement....Pages 221-226
Secondary Aluminum Alloys Processed by Semisolid Process for Automotive Application....Pages 227-234
Integrated Casting-Extrusion (ICE) of an AA6082 Aluminium Alloy....Pages 235-241
On Porosity Formation in Al–Si–Cu Cast Alloys....Pages 243-255
Front Matter....Pages 257-257
Algorithm for Finding the Correlation Between the Properties of Wrought Aluminum Alloys, the Chemical Composition and the Processing Parameters....Pages 259-263
Analysis of an Aluminium Alloy Containing Trace Elements....Pages 265-271
Determination of Aluminum Oxide Thickness on the Annealed Surface of 8000 Series Aluminum Foil by Fourier Transform Infrared Spectroscopy....Pages 273-278
Using Guard Bands to Accommodate Uncertainty in the Spark AES Analysis of Aluminum or Aluminum Alloys When Determining Compliance with Specified Composition Limits....Pages 279-287
Laser Marking and 3D Imaging of Aluminum Products....Pages 289-292
Production and Certification of Arconic Certified Reference Materials....Pages 293-299
Characterization of Large Strain Extrusion Machining (LSEM) of AA7050....Pages 301-304
Front Matter....Pages 257-257
Influence of Trace Element Additions on Fe Bearing Intermetallic Solidification of a 6063 Al Alloy....Pages 305-311
Front Matter....Pages 313-313
The Optimization of the Homogenization Treatment of AA7075....Pages 315-326
Precipitation Modeling and Validation of Al–5%Cu–0.4%Mn Alloy Using Quench Factor Analysis....Pages 327-333
Young’s Modulus of Al–Si–Mg–Cu Based Alloy Under Different Heat Treatment Processes....Pages 335-342
Intergranular Corrosion Investigation on EN-AW 6082 Redraw Rod....Pages 343-370
The Influence of Process Parameters and Themomechanical History on Streaking Defects in AA6060 Extrusions....Pages 371-377
Effect of Heat-Treatment on Microstructure and Mechanical Properties of Sonicated Multicomponent AlMgSiCuZn Alloy....Pages 379-383
Effect of Interrupted Quenching on Al–Zn–Mg–Cu Alloys....Pages 385-389
Front Matter....Pages 391-391
New Yield Criterion for Description of Plastic Deformation of Face-Centered Cubic Single Crystals....Pages 393-398
Quantifying As-Cast and Homogenized AA7050 Mechanical Properties Through Compression Testing....Pages 399-407
Determining a Stable Texture Condition Under Complex Strain Path Deformations in Face Centered Cubic Metals....Pages 409-417
Microstructural Transition and Elevated Temperature Tensile Properties of Modified Al–Si–Cu–Mg Alloys....Pages 419-425
Effect of Alloying Elements on Anneal-Hardening Behavior of Aluminum Alloy Foils....Pages 427-432
Increasing Strength and Corrosion Resistance of AlMgSi Alloys by Tailor-Made Thermomechanical Processing....Pages 433-438
Microstructural Optimization of a High Mechanical Properties Aluminum Alloy By Using CobaPress Process....Pages 439-446
Cyclic Stress-Strain Behavior and Low Cycle Fatigue Life of AA6061 Aluminum Alloy....Pages 447-452
Front Matter....Pages 453-453
Corrosion of Al–Mg Alloys in Ethanol....Pages 455-461
Warm Pressing of Al Powders: An Alternative Consolidation Approach....Pages 463-469
Front Matter....Pages 471-471
Spreading of Alumina and Raft Formation on the Surface of Cryolitic Bath....Pages 473-478
Fluoride Capture Capacity of SGA: The Interplay Between Particle and Pore Size Distributions....Pages 479-485
Front Matter....Pages 471-471
Predictive Formula for the Competitive Adsorption of HF and SO2 on Smelter Grade Alumina Used in Dry Scrubbing Applications....Pages 487-493
Pot Gas Treatment at High Gas Temperatures....Pages 495-500
Influence of Handling Parameter on Powder Properties....Pages 501-506
Front Matter....Pages 507-507
Preventive Treatment of Anode Effects Using on-Line Individual Anode Current Monitoring....Pages 509-517
Reduction in EGA Jebel Ali Potroom GHG Emissions....Pages 519-523
Partial Anode Effect in a Two-Compartment Laboratory Alumina Reduction Cell....Pages 525-532
Front Matter....Pages 533-539
Chemical Stability of Thermal Insulating Materials in Sodium Vapour Environment....Pages 541-541
Aging of Insulating Linings in Aluminium Electrolysis Cells....Pages 543-549
Cathode Wear Based on Autopsy of a Shutdown Aluminium Electrolysis Cell....Pages 551-559
SPL Recycling and Re-processing....Pages 561-570
Alternative Applications of SPL: Testing Ideas Through Experiments and Mathematical Modeling....Pages 571-578
Front Matter....Pages 579-586
Clustering Aluminum Smelting Potlines Using Fuzzy C-Means and K-Means Algorithms....Pages 587-587
Application of Multivariate Statistical Process Control with STARprobeTM Measurements in Aluminium Electrolysis Cells....Pages 589-597
Study of the Impact of Anode Slots on the Voltage Fluctuations in Aluminium Electrolysis Cells, Using Bubble Layer Simulator....Pages 599-605
Detecting, Identifying and Managing Systematic Potline Issues with Generation 3 Process Control....Pages 607-614
Predicting Instability and Current Efficiency of Industrial Cells....Pages 615-622
Front Matter....Pages 623-629
Sodium in Aluminium as a Cell Performance Indicator: A Quantitative Framework....Pages 631-631
Bauxite Processing via Chloride Route to Produce Chloride Products and Subsequent Electrolysis of Aluminium Chloride to Produce Aluminium Metal....Pages 633-639
Stability of Chlorides in Cryolitic Electrolyte....Pages 641-648
Front Matter....Pages 649-657
Role of Heat Transfer and Interfacial Phenomena for the Formation of Carbon Oxides in Smelting Cells....Pages 631-631
Front Matter....Pages 659-667
Improving the Understanding of Busbar Design and Cell MHD Performance....Pages 669-669
LES Turbulence Modeling Approach for Molten Aluminium and Electrolyte Flow in Aluminum Electrolysis Cell....Pages 671-677
MHD of Large Scale Liquid Metal Batteries....Pages 679-686
Low Energy Consumption Cell Designs Involving Copper Inserts and an Innovative Busbar Network Layout....Pages 687-692
Minimizing Cathode Voltage Drop by Optimizing Cathode Slot Design....Pages 693-703
Front Matter....Pages 705-711
Crane Electrical Insulation Monitoring in Potlines New CANDI™ 4.0 Development....Pages 713-713
Surviving an Extended Power Outage After a Break Down in the Sub Station....Pages 715-721
Retrofit of Damaged Corner Risers by Means of Bolted Connections....Pages 723-729
Theory and Practice of High Temperature Gas Baking Technology for Aluminium Electrolysis Cells....Pages 731-738
Front Matter....Pages 739-746
Implementation of D18+ Cell Technology at EGA’s Jebel Ali Smelter....Pages 747-747
Integrating a New Smelter Supervision HMI in Existing Control Systems at ALBRAS....Pages 749-757
DX+ Ultra—EGA High Productivity, Low Energy Cell Technology....Pages 759-768
Potroom HF Emission Reduction by Anode Inert Tray Technology Performance of ALRO Industrial 1st of Class....Pages 769-774
Enabling Efficient Heat Recovery from Aluminium Pot Gas....Pages 775-781
The Successful Implementation of AP40 Technology at Kitimat....Pages 783-791
Front Matter....Pages 793-799
Effect of Grain Refiners on Aluminum Twin Roll Casting Process....Pages 801-801
Influence of Process Conditions on Segregation Behavior in Twin-Roll Casting of an AlFeSi-Alloy....Pages 803-810
Effect of Magnesium Content on Microstructure and Mechanical Properties of Twin-Roll Cast Aluminum Alloys....Pages 811-819
Influence of Sticking on the Roll Topography at Twin-Roll Casting of Aluminum Alloys....Pages 821-825
Front Matter....Pages 827-831
Material Surface Roughness Change in Twin Roll Casting of Aluminium as Cast Sheet Product....Pages 801-801
Twin-Roll Casting of Aluminum-Steel Clad Strips: Static and Dynamic Mechanical Properties of the Composite....Pages 833-842
Front Matter....Pages 843-851
Multi-Component High Pressure Die Casting (M-HPDC): Influencing Factors on the Material Temperature During the Joining of Metal-Plastic-Hybrids....Pages 853-853
X-Ray Computed Tomographic Investigation of High Pressure Die Castings....Pages 855-859
The Comparison of Intensive Riser Cooling of Castings After Solidification in Three Classic Metals....Pages 861-866
Sequential Gravity Casting in Functionally Graded Aluminum Alloys Development....Pages 867-876
Assessment of Eutectic Modification Level in Al–Si Alloys Via Thermal Analysis....Pages 877-883
Front Matter....Pages 885-895
Application and Results of Oxipyr® Diluted Combustion in Aluminum Furnaces....Pages 897-897
Case Study of Magnetically-Stirred Casting Furnaces at New Zealand Aluminium Smelters Limited....Pages 899-907
Energy Efficiency Status-Quo at UK Foundries: The “Small-Is-Beautiful” Project....Pages 909-915
Optimization of Recovery Efficiency for Briquetted Aluminum Chips up to Briquetting Parameters....Pages 917-923
The Evaluation of Hot Dross Processing Systems....Pages 925-932
Front Matter....Pages 933-937
A Study on DC Casting Trough/Launder Design and Material Selection....Pages 939-939
Critical Role of Thermal Management During Cast Start-Up of the DC Casting Process....Pages 941-948
Modelling and Analysis of a Horizontal Direct Chill Casting Process....Pages 949-954
Circulation of Grains During Ingot Casting....Pages 955-966
Minimization of Macrosegregation Through Jet Erosion of a Continuously Cast Ingot....Pages 967-972
Full Size Measurement and Simple Prediction on Macro Segregation of Aluminum Alloys Elements in Industrial Direct Chill Casting Slab....Pages 973-980
Ultrasonic Assisted Reduction of Hot-Tearing During High-Speed DC Casting of 6000 Series Aluminum Alloys....Pages 981-987
Front Matter....Pages 989-994
Effect of Ultrasonic Processing on a Direct Chill Cast AA6082 Aluminium Alloy....Pages 995-995
Front Matter....Pages 997-1003
Shear Induced Grain Refinement of a Continuously Cast Ingot....Pages 995-995
Microstructure Control in A356 Al–Si Alloy Via Ultrasonic Melt Treatment....Pages 1005-1012
Grain Refiner Sedimentation in the Launder System of Twin Roll Casting and Application of Electromagnetic Stirring....Pages 1013-1019
Thermal Analysis of Grain Refining in A319 Alloys....Pages 1021-1025
Peritectic Coupled Growth Solidification—a Review....Pages 1027-1034
Front Matter....Pages 1035-1041
Overpressure Due to a Molten Aluminum and Water Explosion in a Casthouse....Pages 1043-1043
Automation and Optimization of Sow Casting in Alouette....Pages 1045-1051
Radio Frequency Identification (RFID) Technology for the Aluminum Industry....Pages 1053-1060
Semi Finished Products Traceability Improvement with Laser Marking....Pages 1061-1068
Structural Integrity Assessment of Pressurized Ladles for Aluminum Smelting....Pages 1069-1077
Has Recent Advances in Direct Chill Casting Made Us Less Safe?....Pages 1079-1087
Front Matter....Pages 1089-1093
Tramp Element Accumulation and Its Effects on Secondary Phase Particles....Pages 1095-1095
Dross Formation Mechanisms of Thermally Pre-Treated Used Beverage Can Scrap Bales with Different Density....Pages 1097-1103
Influence of Coating and De-Coating on the Coalescence of Aluminium Drops in Salt....Pages 1105-1113
The Scale-Up of High Shear Processing for the Purification of Recycled Molten Scrap Aluminium Alloy: Key Features of Fluid Flow....Pages 1115-1121
Centrifugal Casting of Al–Si Scrap....Pages 1123-1129
Improved Recyclability of Cast Al-Alloys by Engineering β-Al9Fe2Si2 Phase....Pages 1131-1137
Front Matter....Pages 1139-1147
Influence of Calcination Temperature and Sulfur Level on Coke Properties....Pages 1149-1149
Pilot Anode Properties of Binder Pitches Softening Between 110 and 150 °C....Pages 1151-1156
Uniform Bulk Density for Calcined Petroleum Coke....Pages 1157-1163
Front Matter....Pages 1165-1171
Use of Thermally Desulfurized Shaft CPC for Anode Production....Pages 1149-1149
Anode Carbon Aggregate Packing Description Compared to Relevant Industrial and Engineering Practises....Pages 1173-1181
CPC Testing and Relationship Between Coke and Anode Physical Properties....Pages 1183-1192
Effect of Coke Properties on the Bubble Formation at the Anodes During Aluminium Electrolysis in Laboratory Scale....Pages 1193-1202
Anode Quality Improvement at Inalum Smelter....Pages 1203-1211
Coke Produced from Lower-Oxygen Fast-Pyrolysis Oil, A New Approach to Produce Renewable Anode Raw Materials....Pages 1213-1219
Front Matter....Pages 1221-1227
25 Years of Natural Gas Purged Infrared Pyrometer Temperature Measurement for the Operation of Open-Top Anodes Baking Furnaces....Pages 1229-1229
Characterization of Prebake Anodes by Micro X-ray Computed Tomography....Pages 1231-1235
Development of Techniques and Tools for the Determination of Carbon Anode Quality....Pages 1237-1245
Flow Detection Module—A New Model to Predict the Flow in Open Pit Anode Baking Furnaces....Pages 1247-1254
Formation of Carbon Build-Up on the Flue Wall of Anode Baking Furnace....Pages 1255-1264
Identification of the Stress Intensity Factor of Carbon Cathode by Digital Image Correlation....Pages 1265-1274
Investigation of Spent Refractory Lining in an Anode Baking Furnace....Pages 1275-1280
Non-Destructive Testing of Baked Anodes Based on Modal Analysis and Principal Component Analysis....Pages 1281-1288
3D Automated Anode Stub Inspection System....Pages 1289-1298
Impact of Cast Iron Degradation and Cathode Block Erosion on the Current Path in the Cathodic Assembly of Aluminum Production Cells....Pages 1299-1305
Front Matter....Pages 1307-1312
Finite Element Analysis of Slot Size Effect on the Thermal-Electrical Behaviour of the Anode....Pages 1313-1313
Hydrodynamic and Thermoelectric 3D Mathematical Model of Aluminium Electrolysis Cell to Investigate Slotted Carbon Anode Efficiency....Pages 1315-1323
Gas Anodes Made of Porous Graphite for Aluminium Electrowinning....Pages 1325-1331
The Impact of Anode Nails on the Stub to Carbon Electrical Contact Resistance of Anode Assemblies with Simulated Corroded Stubs....Pages 1333-1339
Front Matter....Pages 1341-1347
Xelios 2.0: Return on Experience for the Advanced Eco-Designed Vibro-Compactor....Pages 1313-1313
Production of NiFe2O4 Nanocermet for Aluminium Inert Anode....Pages 1349-1355
Reducing Cathode Voltage Drop and Reducing Peak Current Density by Use of Cathode Nails Across the Carbon to Cast Iron Interface....Pages 1357-1364
Hexapod Fleet Migration in Order to Upgrade to AP40LE Technology....Pages 1365-1373
The Impact of Increased Anode Size and Amperage Creep on Anode Management....Pages 1375-1383
Front Matter....Pages 1385-1394
The Contributions of Prof. Thorvald Engh and Christian Simensen to the Science and Technology of Melt Refining and Oxidation....Pages 1395-1395
The Fundamentals of Forming Microbubbles in Liquid Metal Systems....Pages 1397-1402
A Holistic Approach to Molten Metal Cleanliness....Pages 1403-1409
Results of Trials with a Multi Stage Filtration System Employing a Cyclone....Pages 1411-1417
Developments in Inclusion Removal Technology....Pages 1419-1427
Front Matter....Pages 1429-1434
Overview of Ultrasonic Degassing Development....Pages 1435-1435
Modelling of Hydrogen Removal in Gas Fluxing of Molten Aluminium....Pages 1437-1443
Oxide Skin Strength on Molten AA5XXX Aluminum Alloy—Effect of Beryllium and Alternatives....Pages 1445-1450
Understanding of Interactions Between Pyrolysis Gases and Liquid Aluminum and Their Impact on Dross Formation....Pages 1451-1455
Effects of 2 ppm Beryllium on the Oxidation of a 5XXX Aluminum Alloy at Temperatures Between 500 and 750 °C....Pages 1457-1464
Back Matter....Pages 1465-1474
....Pages 1475-1480