Page 50 - Plastics News February 2019

produCt news

Ettlinger’s adds the new 60 µm filter screen to its melt filters

ttlinger’s continuous melt filters regularly open up virtually no torn tapes or fibers; ultimately leading to
Enew possibilities for materials that have traditionally substantial savings. Added to this is the system-specific
been considered too heavily contaminated or that contain advantage of all Ettlinger-built melt filters, namely the
extremely problematic contaminants. The new 60 µm continuous, constant filtration efficiency over several
filter screen makes the use of PET fines from recycled weeks or months without any process interruptions.
bottles an even more commercially attractive option. With They work according to the principle that contaminants
unprecedented filtration fineness of 60 µm, Ettlinger’s are removed from the microperforated filter screen by a
ECO melt filters will in the future make it easier to treat scraper, and immediately discharged, with every rotation.
The filtration surface remains absolutely clean as a result
and the melt filter works with a constant pressure for
exceptionally long periods.

B&B Offers Side-Gusseted Bag

Machine

ermany-based B&B offers the SFB 8E–T and SFB
G10E–T bag machines for the production of side-
recycled material for the film, packaging tape and fiber gusseted bags with a flat bottom and a bag length of up
industry and help plastics recyclers remove challenging to 1 m (39 inches) in height. On the SFB 10E-T machine,
contaminants like paints, silicones, barrier materials, flexible film bag production is carried out transversal
cross-linked fractions and gels from the melt. In particular, to the machine running direction with a production
the new filter screens will enable cost-efficient conversion performance of up to 70 cycles/minute (1-up and 2-up).
of post-consumer PET bottle flake and fines, which The SFB-8E-L also
generally occur in large amounts, into recycled material produces flat-bottom
with excellent usage properties. pouches, but in the
Ettlinger’s self-cleaning ECO filter systems permit traditional quad-seal
compliance with even the toughest specifications. The way with the flat
core component of the ECO filter is a rotating, cylindrical bottom panel being
steel screen with millions of conical holes drilled by laser. a separate printed
When melt flows through this screen from the outside to web inserted inline,
the inside, any contaminants are retained on the surface all at speeds up to
and continuously removed by a scraper. The decisive 60 cycles/minute
breakthrough as far as PET recycling is concerned was (1-up).As a result of
the recent market launch of a microperforation with the modular machine design, customer-specific options
an unprecedented filtration fineness of 60 µm. Thanks such as perforations, handle, terminated gussets, easy
to the new 60 µm filtration fineness, the few residual open and reclosable features, patch applications, punch
contaminants are no longer visible to the human eye. options and camera systems for bag quality control can
The PET recycling process also has the basic ability be integrated any time. Bag making machines can be
to convert recycled material into new products with equipped with an automatic format size adjustment
visual, mechanical and organoleptic properties that are system, minimizing changeover times and recently
indistinguishable from virgin material. The significantly B&B has fully integrated its new LEAP (Line Extension
reduced occurrence of black specks and other particles Automated Packaging) cell providing a turnkey solution
helps make the line more efficient because there are for automatic packaging into a Gaylord box. FP

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