TLP contents
Main pages
- Aims
- Before you start
- Introduction
- What metals can be recycled?
- Processing before recycling:
- • Physical sorting – The Eddy current separation method
- • Tin can processing
- • Copper in motors
- Recycling processes and issues:
- • Contaminants in aluminium alloys
- • The Ellingham diagram in removal of contaminants
- • Automobile recycling
- Summary
- Questions
- Going further
Additional pages
Media resources
- Photo of scrap metal (image)
- Photo of metal spring washers (image)
- UK stats for recycling (image)
- Diagram of the Hall-Herault process formaking aluminium (image)
- Detail of the Hall-Herault process (image)
- Labelled diagram of tin can (image)
- The Pourbaix diagrams for iron (black) and tin (blue) superimposed (image)
- Diagram of cell for detinning a can (image)
- Graph of Copper ductile behaviour at temperatures as low as -150°C (image)
- Photo of electric arc furnace (image)
- Al-Fe phase diagram (image)
- Ellingham diagram (image)
- Breakdown of car materials - pie chart (image)
- Ford's Model-U car (image)
- Pourbaix diagram for Zn-Fe (image)
- Diagram of the Norsk hydrocell for electrolysis of magnesium chloride (image)
- Photo of scrap metal (image)
- Video showing effect of an edyy current brake (Flash)
- Illustrating the separation of ferrous, non-ferrous and non metallic items (Flash)
- Interactive question about Ewald sphere (Flash)
- The detinning process of a tin can recreated in miniature in the laboratory (Flash)
- Tensile testing of copper and steel after cooling to -150 C (Flash)
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