Calcined bauxites from China II

Chemical analysis (standard)
Types of products Bauxite 75 Bauxite 80 Bauxite 85 Bauxite 86
Al2O3 % typical

guaranteed

 74,90

min. 72

 78,16

min. 78,0

 85,96

min. 85,0

 –

min.86,0
SiO2 % typical

guaranteed

 17,07

–

 15,39

–

 8,95

–

 –

max. 8,0
Fe2O3 % typical

guaranteed

 2,08

max. 2,2

 1,29

max. 2,2

 1,48

max. 2

 –

max. 1,8
TiO2 % typical

guaranteed

 3,19

max. 4

 3,18

–

 3,16

–

 –

max. 4,0
CaO + MgO % typical

guaranteed

 0,72

–

 0,79

–

 0,30

–

 –

max. 0,8
Na2O + K2O % typical

guaranteed

 0,60

–

 0,36

–

 0,25

max. 0,4

 –

max. 0,3
Physical properties
Bulk density g/cm3 typical

guaranteed

 2,65

min. 2,60

 2,8

min. 2,7

 3,13

min. 3,10

 –

min. 3,2
Moisture % guaranteed – – – max. 0,5
Mineralogical composition
Main phase α – alumina α – alumina α – alumina α – alumina
Secondary phase – mullite mullite mullite

 

Available sieve fractions:

standard:

  • 0 – 0,1 mm
  • 0 – 1 mm
  • 1 – 3 mm
  • 3 – 5 mm
  • 5 – 10 mm

non-standard (on request & surcharge; please ask about availability):

  • 0 – 0,5 mm
  • 0,5 – 1 mm
  • 5 – 8 mm
  • other (please ask)