Page 77 - Glass Machinery Plants & Accessories no. 3/2018

Being able to provide
not only the glass bottles
and containers, but
also the decoration
and labelling of the
containers is what Danfa
Glass does. This article
provides an overview of
the company’s way of
working side-by-side with
its customers.
step is to give specific dimen- until the design is totally repro- glass and decoration. Embossing
sions to the bottle - height,
capacity, diameter of the bore,
thickness of bottom, etc., all
possible.
t % SFOEFSJOH 0ODF UIF ESBX-
ing is approved, a mechani-
cal detailing all the features is
provided, followed by the digi- orating method represents the
talization of the new product,
which is rendered for a very
close approximation of what
the final piece will look like.
This is where it really starts to
come to life.
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A test mould is created in about
15 to 20 days that enables to
produce three to four sample Frosting
bottles, over five days, which are The bottles are dipped in an
then shipped to the customer. acid base solution which superfi-
t 1SPEVDUJPO 'JOBMMZ NBTT QSP- cially attacks the glass surface cre-
duction. The entire process ating a matt and frosted aspect.
Acid etching can be either an all
is carefully and professionally
monitored from raw materials to over effect or partially frosted
quality checks in order to pro- areas can be incorporated into a
vide the quality bottles approved. design. This is achieved by first
masking the transparent area.
DECORATION
Danfa Glass helps its custom- Colour coating
ers to build their premium brands 'PS DPMPVSFE FGGFDUT DPOUBJO-
and to differentiate their products ers are sprayed with either liq-
through beautiful glass packag- uid or powder (resin and dyes).
JOH 1SPEVDUJPO FYQFSUJTF BOE Lacquering can be total, par-
technical ability, now combined tial or with a fade-out effect
with the highest quality screen also offering the choice of: matt,
printing capability, gives Danfa glassy, opaque, translucent, soft
Glass the elements required to touch, metallic.
create exquisite glass bottles with
distinctive on shelf-appeal. Hot stamping
In addition to screen print- 1SFDJPVT NFUBM TUBNQJOH JT B
ing, Danfa Glass is also capable dry printing process in which
of other decorating techniques, a metallic or colour pigment is
such as ceramic transfer, acid transferred from a roll of foil to
etching, colour coating, gold/ the container by way of heat and
silver stamping, etc. pressure. The heat and pressure
release the pigment to the con-
Screen printing tainer to form a permanent bond
1SJOUJOH FJUIFS FOBNFMT JOLT with the glass.
or precious metals, one colour
after another, thru stencils or Embossing
screens onto a rotating glass Embossing is actually a part of
duced. A heat treatment vitrifies bottles gives dimensionality.
or fixes the design onto the glass An embossed logo or pattern is
– at around 600°C for enamels or directly bevelled, or sculpted to
150°C for inks. make it raise against the glass. O
Decal
Also called transfer, this dec-
image that is printed separately
and then removed from its back-
ing paper to be applied to the
final product. This unique man-
ufacturing process uses special DANFA GLASS
ceramic oxide pigments which,
when fired in a kiln (580620ºC), Guangzhou, China
Tel.: +86-20-3911.4599
permanently bond with the sub- E-mail: info@danfaglass.com
strate (base item).
www.danfaglass.com