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Opening photo: Bandoxaldecor™ is the widest range of anodised aluminium on the market, with 21 different finishes, 60 colours, and 8 thicknesses available.
FOCUS ON TECHNOLOGY
S P E C I A L ALU MINIU M
ALMECO: The First Zero Liquid Discharge Water Treatment Plant in the World Installed on an Anodic Oxidation Line for Aluminium Coils Alessia Venturi ipcm®
T
he zero liquid discharge (ZLD)
sectors such as the aluminium one where
is even more complicated: the amount of
technology is already commonly
the liquids present high concentrations of
surface treated per hour is far lower than
chosen to purify coating waste
this metal in the solution and where both
the surface coated by a plant with the
water, i.e. active baths and rinsing water
acid and alkaline pickling is often used. In
same production potential; on the other
from the pre-treatment phase, even in
the anodic oxidation field, this operation
hand, the concentration of pollutants
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N. 53 - SEPTEMBER/OCTOBER 2018 - international PAINT&COATING magazine