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Tackling complex feedstock challenges: BoReTech's 8.5 t/h food-grade PET washing line operating successfully in Pakistan

2:29 min FoodAsia PacificBottle Washing Machines
Pinghu, Zhejiang, China

BoReTech's 8.5 tonnes-per-hour PET bottle washing line supplied to Ismail Resin Pvt. Ltd. has entered stable operation at the company's recycling facility in Port Qasim, Karachi, with yield exceeding the design target,providing a reliable supply of high-quality recycled PET flakes for its new bottle-to-bottle PET recycling project.

The project marks an important step in Ismail's continued expansion into the recycled PET sector and reflects its broader commitment to sustainability and the development of a circular plastics economy in Pakistan.

The line processes post-consumer PET bottles through label separation, crushing and washing to produce high-purity recycled PET flakes suitable for direct food-contact applications after downstream pelletizing and SSP. With a single-line processing capacity exceeding 8 t/h, the project is among the high-capacity PET bottle washing installations currently operating in Pakistan.

Customized design for complex PET feedstock

For large-scale bottle-to-bottle recycling projects, maintaining stable label separation and product cleanliness at high throughput is a key requirement for the front-end washing process. Based on the feedstock characteristics of the Ismail project, BoReTech developed a customized process configuration.

The Bale Breaker is designed to handle oversized and elongated bottle bales, improving de-baling efficiency and ensuring stable material feeding to downstream processes. The new-generation Mega Aspirator enhances label separation efficiency, helping reduce PVC label contamination in the final PET flakes to a consistently low level.

Zeeshan, Deputy Manager of Engineering at the Ismail plant, said that the new-generation Mega Aspirator delivered a significant improvement in label separation efficiency after being put into operation, and expressed satisfaction with its actual performance.

Foodgrade PET recycling technology

For bottle-to-bottle applications, recycling technology must deliver not only high throughput but also consistent product quality and stringent control of contaminants.

In 2023, BoReTech obtained an FDA No Objection Letter (NOL) covering the complete washing, pelletizing and SSP process. In July 2025, BoReTech obtained a further FDA NOL for its SSP process. In November 2025, BoReTech's brtCOMBIPET pelletizing and SSP combination process received a Positive Scientific Opinion from the European Food Safety Authority (EFSA).

These international recognitions, together with BoReTech's extensive experience in food-grade PET recycling projects, provide a strong technical foundation for large-scale Bottle-to-Bottle applications.

Deepening its presence in South Asia

Beyond Pakistan, BoReTech has accumulated extensive PET recycling project experience in South Asian markets including India and Bangladesh, working with industry companies such as Reliance, JB ECO and Indorama.

From PET bottle washing and food-grade rPET production to Bottle-to-Bottle recycling, South Asia is gradually developing a more complete PET circular value chain. The stable operation of ISMAIL's 8.5 t/h food-grade PET washing line further demonstrates BoReTech's project execution capabilities in the South Asian market.

As investment in recycling infrastructure and demand for food-grade rPET continue to grow, the South Asian PET recycling market is entering a new phase of development. BoReTech will continue to leverage its proven PET recycling technologies, extensive regional project experience and growing service capabilities to work with industry partners, promote higher-value recycling of post-consumer PET and support the development of a more efficient circular economy in South Asia.

www.bo-re-tech.com

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