Proceedings of the 5th Aluminum Extrusion Technology Seminar (1992)

May 19-22, 1992 Chicago, Illinois, U.S.A.

  • Overview «ET ‘92» 5th International Aluminum Extrusion Technology Seminar
  • «Total Quality Management»: Survival and Success in Today’s Extrusion Industry
  • Major Product Developments Influencing Worldwide Extrusion Consumption
  • Aluminium and Ecology in the European Aluminium Association

BILLET CASTING

  • Recent Advances in Vertical Direct Chill Casting Equipment for Extrusion Billet Production
  • Innovations in Hard Alloy Hot Top Casting Systems
  • Modular Mould System for Casting Extrusion Ingots
  • Study of Al-Ti-B-RE Alloys as Grain Refiners of Aluminum and Its Alloys
  • Production of High Strength Aluminum Alloys with WAGSTAFF MAXICASTJ System
  • Development of High Speed Horizontal Continuous Casting in 6063 Billets and Billet Quality
  • Billet Casting: Methods for Improving Quality

SAFETY AND GENERAL OPERATIONS

  • Quality Improvements in an Aluminum Extrusion Billet Casting Facility
  • Implementing Purchased Scrap into an Aluminum Operation
  • Molten Aluminum-Water Explosions: An Update
  • Safety and Health Issues in Scrap Charging

REFRACTORIES AND MODELING OF CASTING PROCESS

  • Materials for Casting Equipment
  • Mathematical Modeling of Heat Transfer and Thermal Stresses in Aluminum Billet Casting:
  • Influence of the Direct Water Cooling Conditions

METAL TREATMENT

  • Prediction of the Microstructure of DC Cast 6063 Billets and its Effect on Extrusion Processes
  • Method for Evaluating Grain Refiner Rod
  • Filtration Efficiency and Engineered Performance Improvements of Fully Sintered Reticulated Ceramics for Non-Ferrous Alloy Filtration
  • New In-Line Technology Combining Degassing and an Efficient Removal of Non-Metallic Inclusions by Gas Fluxing
  • Improvements in Extrusion Properties and Practice Through the Use the SNIF® In-Line Refining

METAL TREATMENT AND HOMOGENIZING

  • PHOENICS Model for a Billet Homogenization Furnace
  • The Hertwich Continuous Homogenizing System Operating at INESPAL, Aviles, Spain
  • Improved Methods of Log Cooling

DROSS HANDLING AND ENERGY ADVANCEMENTS

  • The Inert Gas Dross CoolerCExperience and Applicability
  • Energy and Materials Conservation by Approved Treatment of Drosses and Other Aluminum Wastes
  • Dross Reclamation Technology Improves Recovery Rates and Eliminates Landfilling
  • Advances in Aluminum Melting and Heating Through Recent Improvements in Gas Technology

HEAT TREATMENT AND QUALITY CONTROL

  • User Experience with Fluidized-Bed Nitriding and Nitrocarburizing of Extrusion Dies
  • Failure in Extrusion Tooling, Causes and Methods of Avoiding Failures
  • The Evaluation of Some Surface Treatments for Aluminum Extrusion Dies
  • Statistical Process Control in the Extrusion Die Manufacturing Process

HEAT TREATMENT AND OPERATING PRACTICES

  • A New Precipitation Hardening Steel for Aluminum Extrusion Dies
  • Billet, Die and Container Lubricants
  • Economics of Nitreg Process Use in Nitriding of Aluminum Extrusion Dies
  • Plasma Nitriding, An Alternative Nitriding Method for Aluminum Extrusion Dies

MODELING

  • Application of Numerical Simulations in Design of Extrusion Dies
  • System to Calculate Chambers and Feeds to Obtain a Minimum Single Bearing
  • Bearing Length Calculation by Control of Metal Flow Pressure
  • Development of a «Coupled» System for the Design of Extrusion Dies and Processes

DIE TECHNOLOGY AND METAL CONTROL

  • Dead Metal Zones in Extrusion of Complex Shapes
  • Extrusion Welds — Quality Aspects Are Now Center Stage
  • Metal Flow in Direct, Indirect and Porthole Die Extrusion
  • Metal Flow During the Extrusion Process

DIE DESIGN

  • Design and Correction of Hollow Dies in Europe
  • Extrusion Die Design
  • The Application of CAD/CAM to Extrusion Die Design
  • CAD/CAM Systems for Extrusion Dies

MARKETING

  • A Vision of the Key Process in Our Extrusion IndustryCA Contribution to Promote Discussion
  • Indian Aluminium Extrusion IndustryCOpportunities and Prospects
  • The Structural Aspects of the Italian Extrusion MarketCThe Associative Experience of ALFIN
  • Showcasing a Commitment to Excellence Through The Aluminum Association’s International Aluminum Extrusion Design Competitions
  • An Analysis of Cost Reduction Possibilities Through the Use of Electrotechnologies at a Typical Aluminum Extrusion Plant
  • Six Sigma Safety Effort in a Restructured, Decentralized Aluminum Company
  • Extrusion of Particulate-Reinforced Aluminum-Based Metal Matrix Composites
  • A Primer on Thermal Barrier Aluminum Technologies: Its History and Its Benefits

TOTAL QUALITY MANAGEMENT

  • Applications of Statistical Process Control and Continuous Improvement Philosophy in an Extrusion Plant
  • Practical Application of Statistical Process Control in the Aluminum Cast Shop
  • Manufacturing Excellence in Extrusion
  • Total Quality Management in the Tight Tolerance Aluminum Extrusion Process
  • SARA Title III or the «Emergency Planning Right-to-Know Act of 1986»
  • Aluminium Standards and Data in Electronic Form
  • The Philosophy Behind Management Control Systems and the Achievement of an Extrusion Management Control System
  • The Implementation of Statistical Process Control

PRODUCT QUALITY

  • Aluminum Lamp Posts: Corrosion Problems and Solutions
  • FMEA — Failure Mode and Effects Analysis for Extruding Shapes for Decorative Applications
  • Product Liability Loss Prevention in the Small Extrusion Plant
  • Effect of Surface Defects in Light Press Aluminum Extrusions on Aerospace Manufacturing

HEALTH AND SAFETYCENVIRONMENT

  • Leachate Analysis of Aluminum Dross Resulting from Sulfur Hexaflouride Gas Fluxing
  • The Packaging of Aluminum Extrusions
  • Asset Dynamics: The Appraisal, Purchase and Sale of Second-Hand Machinery for the Aluminum Industry
  • Aluminum and HealthCA Review of the Issues

TEMPERATURE TECHNOLOGY

  • Multispectral Radiation Method for Temperature Measurement of Aluminum Alloys
  • MultiWavelength Radiometry for Aluminum Surface Temperature Measurement
  • Automatic Extruded Aluminum Temperature Monitoring
  • Aluminum Temperature Measurement Using Dual Spectral Infrared Thermometry

FINISHING AND FABRICATION

  • Automated Chemical Process Control in Aluminum Finishing
  • Designing with Curved Extrusions
  • Development in High Performance, High Durability Powder Coatings for Aluminum Building Profiles
  • Cold Pressure Welding: A Process for Joining Aluminum Extrusions

TEMPERATURE TECHNOLOGY

  • Two-Step Electrolytic Coloring
  • Remote Equipment Support Via Telephone Modem: Extruders Tap into their Supplier’s Expertise
  • Fluoropolymer Finishes for Architectural Aluminum
  • Performance of Liquid and Powder Architectural Castings and Their Related Environmental Concerns

EXTRUSION-6000

  • The Metallurgical Background to Problems Occurring During the Extrusion of 6XXX Alloys
  • Selection of 6xxx Alloys Based on Extrudability, Properties and Final Usage
  • Helping the Customer
  • Physical Metallurgy and Extrusion of 6063 Alloy
  • Microstructural Optimisation for Extrusion of 6063 Alloys
  • The Influence of Small Mn Additions and Heat Treatment Practice on the Extrudability of AA6005 Aluminum Alloy
  • Material Flow and Microstructural Development During Extrusion of AA6063
  • Structural Profiles of 6000 Alloys Used in the Transport Industry: Properties and Production Cycles

AUTOMATED PLANTS

  • Extruding with 1990’s Technology
  • Automated Materials Handling in an Extrusion Plant
  • Automatic Handling Systems and New Equipment for Heavy-Duty Extruding
  • Automation of a 5000-Ton Press
  • Computer Simulation of Extrusion Press Operation Experience with CADEX, A New Computer Aided Process Optimizing System
  • A Modern Extrusion Plant Designed for a Wide Range of Production in Small Quantity Lots
  • What is Really New on our New Press Line?
  • Intelligent Extrusion Process Controller: An Expert System Based Solution to Extrusion Plant Management

EXTRUSION PRACTICES

  • Controlling Aluminum Billet Preheat Temperature
  • Temperature Control in Aluminum Extrusion
  • Simulated Isothermal Extrusion
  • Extrusion Conditions and Metal Flow to Minimize Both Distortion and Variance of Cross Sectional Shape

EXTRUSION PRACTICES AND EQUIPMENT

  • Aluminum ExtrusionCThe Other Way
  • Extruded Properties of Metal Matrix Composites
  • Quality of Surface Layer of Extrusion by Indirect Extrusion
  • Isothermal Extrusion Principles and Effect on Extrusion Speed

EQUIPMENT

  • Recent Development in Aluminum Extrusion Presses
  • A New Radical Radiant Extrusion Billet Heating Device
  • Automatic Extrusion Line with «Revolver» Press
  • Induction Billet Heaters with Hot Log Shears and Integrated Shock Heating System and Selfcontained Induction Shock Heaters
  • Modifications to the Extrusion Press and Handling System for Increased Reliability and Productivity
  • Extrusion Press with Moveable Ram Stem
  • The Ultimate Extrusion Press Control System
  • The «Double Puller» Offers Three Major Advantages
  • Ube Technical Features for Large Capacity Extrusion Presses
  • Power and Control for the Modern Extrusion Press
  • Intelligent Hydraulic Expert for Extrusion Plants — An Expert System for Extrusion Plant
  • Hydraulic Systems Management
  • Improvements in Specialized Drawing and Processing Machinery Condition Monitoring of Extrusion Presses
  • The Latest Control Technologies and Your Extrusion Plant
  • The Elimination of the De-Gas Cycle on Extrusion Presses
  • Upgrading Older Presses, What to Expect, What to Watch Out For!

EXTRUSION TECHNOLOGY MODELING

  • Heat Transfer Model for Temperature Profile of Extruded Sections at the Extrusion Press Exit
  • High Velocity Extrusion of Thin-Walled Aluminum Sections
  • Numerical Modeling of Metal Extrusion Using Phoenics With Viscosity Varying in the Deformation Zone
  • Modeling of Two Dimensional Extrusion
  • Physical Modeling of Microstructure Response in Aluminum Extrusion
  • Modeling of Temperature-Speed Parameters in Aluminum Extrusion
  • Modeling of Precipitate Growth and Dissolution in Al-Mg-Si Alloys: Application to Processing of Extrusion Billets
  • Working of Metals by Simple Shear Deformation Process

ALTERNATE PROCESSES AND PROCEDURES

  • Extrusion of Bimetallic and Clad Tubes in Unequal Strength Alloys
  • New Development in Conform Technology for Continuous Extrusion
  • Development Trends in Aluminum Alloy Extrusion Technology in the USSR
  • The Development of Microstructure and the Consolidation of RSP Aluminium Alloys in Conform Extrusion

METALLURGY

  • The Development of a Medium Strength Alloy Based on Aluminum-Lithium System
  • Increase in Extrusion Speed and Effects on Hot Cracks and Metallurgical Structure of Hard Aluminum Extrusions
  • Extruded Aluminum Alloys Produced from the Powder Phase
  • Tribomechanical Process on the Die Land Area During Extrusion of AA6063 Alloy
  • Some Investigations on the Metal Flow During Extrusion of Al Alloys
  • The Strain Gradient Effect on Microstructure and Properties of Extruded Aluminum Alloys
  • Effect of Aluminium Alloy Ingot Structure on Extrudability
  • Flow of the Billet Surface in Aluminium Extrusion
  • Microstructural Effects of Strontium on Cast 6000 Series Aluminum Alloys
  • Formation of the Outer Surface Layers of the Profile in Direct and Indirect Extrusion
  • High Silicon Alloy Extrusion
  • Effect of Process Parameters on the Properties of AlZnMg Alloy Extruded Hollow Shapes

EQUIPMENT

  • Process Benefits from the Modern Furnace/Log Shear
  • Optimal Log Length Calculation
  • Proper Handling of Hydraulic Oil in the Extrusion Process
  • Aluminium Alloy Extrusion Process at Stable Deformation-Area Temperature with IntensiveCooling of Tools
  • Extrusion Technology of AlMgSi Alloys
  • Simultaneous Plastic Deformation of Composite Materials Containing Aluminum by Extrusion