PORTUGAL – STADLER Selecciona S.L.U. (a subsidiary of STADLER Anlagenbau GmbH) has impeccably delivered Valorsul’s state-of-the-art light packaging plant in Cadaval, Portugal.

The endeavor, encompassing design and installation at Valorsul’s Centro de Triagem do Oeste facility, sought to augment the plant’s throughput capacity while upholding output purity and streamlining operations.

Valorsul, a vanguard in the environmental sector, annually processes approximately 850,000 tonnes of municipal waste across 19 municipalities in Greater Lisbon and the Western Region of the country.

Entrusting STADLER for the enhancement and streamlining of its sorting plant, Valorsul underscores its commitment to ambitious objectives.

António Afonso, recycling plant manager at Valorsul, remarked, “We opted for STADLER due to the quality and precision of the studies they presented. Our visits to various facilities designed by STADLER reaffirmed the excellence of the equipment and its assembly.”

The revamped plant boasts a novel bulky item sorting cabin and bag opener, complemented by two STADLER STT2000 ballistic separators, adept at segregating flexible and 3D materials.

Enhanced film recovery systems and forced ventilation further optimize operations. Metals are efficiently extracted through cutting-edge electromagnets and eddy current separators, while optical sorters meticulously recover polyethylene terephthalate bottles, high-density polyethylene, Tetra Pak, and a Plastic Mix. Automatic quality control of sorted materials is facilitated by an optical sorter from the original plant.

Carlos Manchado Atienza, STADLER’s International Sales Director, elucidated, “To bolster the facility’s capacity without compromising output quality, we have replaced the solitary ballistic separator in the original plant with two STT2000 ballistic separators.

“Moreover, we have integrated larger capacity optical sorters equipped with cutting-edge technology. Two new sorting cabins have been added to streamline manual sorting and quality assurance.”

Furthermore, STADLER’s innovative design streamlines plant operations, ensuring better access to critical equipment. A metal baler, seamlessly integrated into the support structure, facilitates more efficient baling processes.

Completed within a remarkable seven-week timeframe, the new facility was inaugurated in November 2023. Careful disassembly of the original plant was undertaken to preserve equipment for future use.

Afonso lauded the STADLER team, remarking, “Throughout the assembly phase, the STADLER team showcased unparalleled expertise, availability, and adherence to safety protocols, enabling the project to progress seamlessly, punctually, and without interruptions.”

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