Page 52 - Plastics News April 2020
P. 52
COLLIN manufactures protective film lines ICMA delivers compounding line for
biodegradable products
CMA SAN GIORGIO, the Milan-based manufacturer of
Icompounding and extrusion systems, has just
OLLIN Lab and Pilot Solutions has rapidly
successfully put in production a complex engineered
C assembled a line including an extruder, a slot die
compounding plant to a large processor of
and a calender with winder for the production of
biodegradable products, specifically shopping bags or
protective shield film in the technical centre. With this agricultural mulch. The scope of the project was the
line, COLLIN calenders PET films with a thickness from realisation of a turnkey line designed to produce,
250-450μm for visors, and thinner and thicker films can starting from biomaterials available on the market
be produced. The machine can be used both in and feedstock of natural origin, a biodegradable
calender and in cast mode for added versatility. With compound suitable for the application and with a
competitive price. ICMA's supply was in the form of
the machine, the casting of different films, extrusion
turnkey project, from the loading systems of the
coating of packaging films or also the equipment of
different components to the packing of the final
non-woven fabrics with functional layers for hygiene
product. The loss-in-weight gravimetric feeding
and medical products is possible for the customers. system has been engineered for several components,
Processible materials range from polyolefins inclusive of proper units for hard flowing powder
(packaging, battery membrane), polystyrene metering and pre-heated liquids. ICMA's co-rotating
(thermoformed films), PMMA (plexiglass), PPSU extruder is a 112mm screw diameter equipped with a
(sterilisable films), polycarbonate (optical films), PET side feeding unit, hot liquid injection nozzle and vent
(food packaging) to TPE (elastic films) or TPU (fabric stuffer to achieve 1.5 tonnes/h capacity. The screw is
designed to combine high-performance mixing with
coating). Furthermore, the calender can be extended
low energy intake, and specifically tuned for such
modularly with camera inspection, surface treatment
heat-sensitive materials. The cutting unit selected is
or web edge control. CEO DI Dr Friedrich Kastner said:
an under-water system, enabling a consistent and
“We already produce PET film for various medical accurate quality and a fully automated production.
sectors such as hospitals, doctors, pharmacies and also Pre-storage silos complete the line with a gentle
for opticians, for example. We have already received mixing systems, as well as a packaging system into big-
many enquiries and are very happy to offer our bags. Finally, an advanced control panel integrates all
support.”Due to the co-operation with Next systems and it releases complete production reports
available through company ERP/MES network even
Generation Recycling GmbH (NGR), material for the
from remote channels via dedicated line expressly
production of the films can be provided quickly. Among
created by ICMA for remote assistance. CEO Giorgio
other things, PET bottle flakes recycled with the LSP
Colombo said: “Biopolymer compounding is one of the
procedure (Liquid State Polycondensation) by NGR are new and most interesting frontiers of the circular
used. At the moment, with this line, COLLIN calenders economy. ICMA enjoys several years of successful
PET films with a thickness from 250 to 450 µm for experience in this process application and therefore
visors, whereas also thinner and thicker films can be represents a very interesting supplier for companies
produced. already active in this market space or companies
eager to enter it.”
APRIL 2020 49 Plastics News
