SPECIAL
SUCCESS STORIES
Looking Inside the Microcosm of Car Painting - With The Viledon® filterCair Module “Basic + Dirt In Paint”, Freudenberg Brings the Cause of the Tiniest Paint Defects Into the Light of Day
F
or cars packed with innovative technologies such as BMW, nothing should dull the driving pleasure
and futuristic design (Fig. 1). Not even the smallest surface defects in plastic components, which are barely visible to the human eye. But what is the source of these ever recurring faults in the coating of plastic parts? A wetting defect?
Under the name Viledon® filterCair, Freudenberg Filtration Technologies combines its flexible, individually tailored complete service package, aimed at the qualitative and economic optimization of coating processes.”
The experts at Freudenberg Filtration able to assist in solving and clarifying this question. Under the name Viledon® filterCair (Fig. 2), the company combines its flexible, individually tailored
Back to the specific case at BMW. As the BMW Group already relies on Viledon® filters for the purity of its painting processes at its plant in Lower Bavaria, the two Viledon® Site Engineers, Pascal Brodhun and Stephan Wassermann, were already familiar with the local situation. A status analysis of the paint zone is usually the first step in seeking to identify the cause, since the causes can be as diverse
© Freudenberg Filtration Technologies
Technologies should be
First step: status analysis of the painting zone
as the paint defects themselves. Potential sources include fiber or dirt inclusions, paint overspray, pollen, wetting defects caused by
complete service package,
application technology,
aimed at the qualitative
contaminated
and economic optimization
compressed air, silicone-
of coating processes.
containing lubricants
For many years, Viledon®
and oils, dirt carried in
filterCair has symbolized
by employees as well as
the holistic understanding of the filtration experts at Freudenberg: offering customers not just filters, but consistently high air
on their clothes or tools.
1
“Due to the large number
Figure 1: For cars packed with innovative technologies such as BMW, nothing should dull the driving pleasure and futuristic design.
of possible sources of contamination, it is necessary to look at the process holistically and
quality; acting not only
has also been providing this expertise on a
as product suppliers but as consultants
demand-driven basis outside fixed service
to examine it onsite. No two cases are alike”,
and problem-solvers too. Since 2017,
contracts, including for the BMW Group’s
explained Christian Westenburger, Contract
Freudenberg Filtration Technologies
plant.
Manager Viledon® filterCair.
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N. 50 - MARCH/APRIL 2018 - international PAINT&COATING magazine