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Hydrated Alumina
A
KC30
Hydrate
ALCOA WORLD ALUMINA –
AUSTRALIA
A/004-R05/0201 page 1 of 1
A hydrated alumina for alumina chemicals production
Product Information
Product Description
KC 30 is a coarse off white
hydrated alumina
KC30 Hydrate is a hydrated alumina
precipitated in an SGA process circuit.
Applications
KC30 is used for the production
of aluminium chemicals, most
commonly:
• alum
• sodium aluminate
Typical Properties of KC30 Hydrated Alumina
Chemical Analyses, wt %
Al 2O 3
Al(OH) 3
Na 2O
SiO 2
Fe 2O 3
CaO
Soluble Na 2O
Shipping Limits
64.7 min
99.0 min
0.45 max
0.03 max
0.03 max
0.05 max
0.10 max
(1)
Typical Range
65.1 - 65.2
99.5 - 99.7
0.22 - 0.32
0.007 - 0.017
0.006 - 0.011
0.027 - 0.033
0.000 – 0.040
Particle Size (cumulative) (2)
% on 100 mesh (150µm)
% on 325 mesh (45µm)
15 max
90 min
1) Approximately 2 standard deviations around the mean.
2) Electroform Screens
Information presented herein is believed to be accurate
and reliable but is not intended to meet any specification
and does not imply any guarantee or warranty by Alcoa.
a
Alcoa World Alumina - Australia
Cnr Davy and Marmion Streets, Booragoon, Western Australia 6154, Australia
Postal Address: P.O. Box 252, Applecross W.A. 6153, Australia
Phone:+61 8 9316 5111, Fax: +61 8 9316 5228
0 - 10
88 - 99
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