BRAND-NEW
Walther Trowal Presented the New Automatic Cleaning Centrifuge ZA 04 The new centrifuge developed by Walther Trowal ensures the automatic cleaning and recycling of the process water, saving time and costs in mass finishing.
W
alther Trowal has recently presented the new automatic
on the inner drum wall in the form of sludge. In addition, in case of
cleaning centrifuge ZA 04, an updated version of its process
higher sludge quantities that cannot be handled by manual emptying
water cleaning and recycling machines that eliminates manual
of the drum, the centrifuges are also equipped with a peeling knife that
setup operations and reduces maintenance work, allowing to save
automatically discharges the sludge from the drum.
resources, time and costs.
Moreover, the new compact peeling centrifuge ZA 04 features an
In surface finishing operations for metallic workpieces, the process
integrated displacement-force measurement system that digitally
water deriving from the mass finishing machines is contaminated with
controls the movement of the peeling knife, ensuring that – depending
fines and particles from both the components and the processing media
on the thickness of the sludge layer – the peeling knife always has
as well. In addition, it can contain oil and grease carried into the machine
the right distance to the inner drum wall. Furthermore, it allows the
by the parts themselves. So, before it can be re-used in the finishing
automatic setup of the machine by eliminating mechanical calibration
operation or charged to drain, the process water must be cleaned
operations. Finally, the new centrifuge of Walther Trowal is more
in a closed-loop recycling system in order to remove all contaminant
compact: it requires around 30% less space than its predecessor model
elements.
and all operational and maintenance elements can be accessed from
The centrifuges developed and produced by Walther Trowal are
one side.
equipped with a drum that rotates at high speeds, generating a centrifugal force that deposits the solids contained in the process water
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© Walther Trowal © Walther Trowal
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N. 85 - JANUARY/FEBRUARY 2024 - international PAINT&COATING magazine