PR-Advert NGL
CLEANING BY BRUSHING
MACHINES WITH «DECOSPRAY HK»
challenge of substituting ultrasonic cleaning
WHAT ARE THE ADVANTAGES
OF THIS TECHNOLOGY?
lines by less water intensive fully or semi-
Each brushing machine is customized to meet
automatic lines for a few decades now. An
the specific production requirements. In a
| A single detergent tank is enough. A particular
important number of companies tried to meet
continuous production process the lenses are
formulation suitable for the entire range of
this need, but only Team Henrich & Krall
conveyed in pairs through different cleaning
machines was developed due to the close
succeeded in developing an in-line brush
stages. Batching, which can be labour-intensive,
cooperation between H&K and NGL R&D
cleaning unit which cleans lenses of any
is now needless. A continuous production
Department. Decospray HK eliminates
residues left by the production process
sequence is assured.
entirely all types of stains. Moreover, due to
Ophthalmic optics has been facing the
(grinding and polishing compounds). Thanks
| The quality and design of the Team Henrich
& Krall brushes avoid any risk or scratches
on any surface.
its perfect rincability and low concentration,
to optimal use of brushes and chemical
Following that the cleaned and dried lenses
the lenses can go directly into the rinsing
solutions (Decospray HK specif ically
are then removed either manually or by a fully
tanks and then be finished with hot air drying
developed in close cooperation with NGL
automatic handling system and go on the
before undergoing varnishing.
Cleaning Technology) lenses are perfectly
material flow.
Reducing production costs is a major advantage
SIX GOOD REASONS TO ADOPT
THIS INNOVATIVE TECHNOLOGY:
of this technology, the others are listed
| High cleaning capacity and smoothed
clean and ready for quality control or
coating.
Results of an optimization study have shown
below:
that the fibres constituting the brushes should
| Pre-cleaning is not required any more.
be in contact with the substrate on their entire
Contaminations such as residues of surfacing,
| Low chemical consumption
surface. The brushes are thus selected in a very
ink marks, glue and fingerprints traces are
| Reduced water and electricity consumption
removed completely.
| Low maintenance
rigorous way with specific materials; a sufficient
workflow (inline process)
| Reduced cleaning time
flexibility of the fibres allows a maximum
| All materials are cleaned with the same
surface of contact on the substrate. The cleaning
programme. Regardless of the refraction index
product DECOSPRAY HK acts with the fibres
the lenses are simply placed in a lens carrier
Thanks to the partnership between NGL and
and stay traceable within the workflow.
H&K, we make it possible to constantly adapt
of the brushes to ensure a perfect surface quality
on lenses and makes it possible to lengthen the
lifetime of the brush.
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| The coating adhesion is improved by removing
all residues.
| Low rejected lenses rate
the technology of brush cleaning to the specific
needs of each customer.
MAFO 5-11
23.08.2011 13:02:17 Uhr
DECOSPRAY HK
Brush cleaning for:
• ORGANIC LENSES
• MINERAL LENSES
Prior to hot air drying/blowing
Presentation
• DECOSPRAY HK is a non foaming liquid product, especially
formulated for the cleaning of lenses with brush machines.
Advantages
•
•
•
•
Instruction
for use
Concentration:
Temperature:
Time:
Fast removing of polishing compounds
Non foaming
For use of all type of lenses
Excellent preparation prior to hard coat
5 to 10%
50 to 60°C
2 to 4 min.
Recommended mixture :
buthyldiglycol
water
DECOSPRAY HK
: 60%
: 35%
: 5%
ECOLOGICAL CLEANING CONCEPT
NGL CLEANING TECHNOLOGY SA
7, chemin de la Vuarpillière • CH -1260 Nyon, Switzerland
Tél.: +41 (0)22 365 46 66 • Fax: +41 (0)22 361 81 03
E-mail: ngl@ngl-cleaning-technology.com • Web: www.ngl-cleaning-technology.com
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ISO 9001
CERTIFICATE SQS No. 11443
ISO 14001/OHSAS 18001
CERTIFICATE SQS No. 30865
23.08.2011 13:02:27 Uhr