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Titanium
Martina Tycová
Tereza Mlatečková
Discovery of titanium
• was discovered by William
Gregor in 1791
• first was named by Martin
Klaprothem in 1795
• is never found in elemental form
(only in alloys and compounds)
Occurrence
Titanium is seventh most widespread
metal in earth crust.
Titanium is included in minerals.
ilmenit FeTiO3
widespread – rozšířený
rutil TiO2
crust - kůra
ilmenit
perowskit
rutil
FeTiO3
CaTiO3
TiO2
crystal structures
Properties
Name
Titanium
Color
silverish
• hard, light, tenacious, resistent to
Symbol
Ti
extremes of
temperature, corrosion
and
salt water
Atomic number
22
• soluble in
concentrate
acids
and
Atomic
mass
47,867
insoluble in water
Melting point
1660°C
• extremely brittle, malleable, ductile
Boiling point
3287°C
• strong as steel, but lighter; twice strong
Crystal structure
hexagonal
than aluminium
tenacious – houževnatý
ductile – tažný
malleable – kujný
brittle - křehký
Industrial production
TiCl4 + 2Mg -> Ti + 2MgCl2
Compounds
TiO2 - known as titanium white
- used for white covering pigment
TiCl4 –interproduct of manufacture of
elementary titanium
Usage
• for alloys – aluminium, molybdenon,
manganese, iron and other metals
• solar observatories
• paint as excellent reflector of infrared
radiation
• missiles, space capsules (=Apollo)
• aircraft – components, engines, fire walls,
outer skin, airframes
missile – řízená střela
airframe – kostra letadla
engine – motor
capsule – kabina
• surgery - replacement for joints, bone
and cartilage
- pipe and tank lining in food
processing
- teeth
replacement - náhrada cartilage - chrupavka
joints - klouby
tank lining – vložka do žaludku
• jewellery – rings, earrings, watches..
• dishes – pans, frying pans, pot, saucepan
• other usage – gun, spanner, spigot..
spigot – pípa
spanner - klíč
Thanks for your
attention