This document discusses engineering metallurgy and metal extraction processes. It describes five important metals - tin, lead, copper, aluminum, and magnesium - and their main ore sources. For each metal, it outlines the key extraction steps, including physical separation, smelting, and refining processes to purify the final product. Common furnace types used in metallurgy like basic open-hearth, basic oxygen, and electric arc furnaces are also introduced.

1. ENGINEERING METALLURGY
Industrial engineering (Ptwit)
2064317
www.sunetr.iepathumwan.com

4. 1
Introduction to Engineering Metallurgy
2064317
Engineering Metallurgy
Lecturer: M_Sunetr

5. What’s cause this ship to fracture ?
1.
2.
3.

6. Introduction to Engineering Metallurgy

7. -
-
- (Tin)
- (Lead)
- (Copper)
- (Aluminium)
- (Magnesium)

8. 1.
- (Float)
- (Magnetic separation)
(Agglomeration)
1

9. , ,
- Magnetite (Fe3O4) 70%
- Hematite (Fe3O3) 70%
- Siderite (FeCO3) 60%
- Pyrite (FeS2) 45%
- Limonite (HFeO2) 35%
Magnetite Hematite Pyrite Siderite Limonite

10. 2. (%)
- Blast furnace”
-
- flux CaO CaCO3

12. •3.5%
•2%,
•1.5%,
•1%
•1%

13. 3. (Pig iron) 1600°C
- Oxidation” 90%Fe
- Cupola”

14. :Furnace
1. The basic open-hearth furnace
•

15. 2. The Basic oxygen furnace
 oxygen


16. 3. The electric arc furnace
• Radiation”
•
•

19. 1. (Tin)
- Cassiterite, SnO3
- SnO3 SnO3 1200°C
-
-
(affinity )
99%
Cassiterite

20. 2. (Lead)
- Galena, (PbS) , , ,
- (Pb PbS) FeS2
- blast furnace 900°C
- 400°C

21. 3. (Copper)
- copper sulphide, Cu2S FeS2
- (Roasting), oxidation flux
- Cu2O Tough-pitch copper”
- 5

23. 4. (Aluminium)
- Bauxite (Hydrated aluminiumoxide, Al2O3) , ,
- Bayer process” Pure aluminiumoxide 99.4%
-
Hall Process” 6 99.5-99.9percent aluminium

24. 5. (Magnesium)
- magnesite(MgCO3), dolomite (MgCO3), brucite(MgO.H2O),
carnallite(MgCl2.KCl.6H2O)
- Dow chemical electrolytic process 99.9%
- Elektronprocess magnesite(MgCO3) dolomite (MgCO3) magnesia
anhydrous magnesium chloride

25. Summary
- ,
-
- Flux
-
- The open-hearth furnace
- The basic oxygen furnace
- The electric arc furnace