Valmet paper machine for Cheng Loong in Vietnam

Valmet will supply the Cheng Loong Binh Duong Paper Company with key process technology for its new containerboard machine 23 (BM 23) at the company’s Ben Cat mill in Binh Duong Province in Vietnam. Valmet’s delivery includes approach flow systems, headboxes, a press section, a sizer, process air systems, a winder, automation systems and Industrial Internet solutions.

Cheng Loong decided to invest in this new recycled containerboard mill to tap into Vietnam’s growing packaging demands.

“The containerboard market is growing globally, driven by e-commerce and new packaging applications. Valmet has developed several innovative solutions to meet market needs. Our technical highlights and the production potential of the containerboard machine were the decisive factors for Cheng Loong. Valmet’s previous successful deliveries to Cheng Loong have proved it can respond to their requirements,” says Marko Oinonen, Sales Director, Board and Paper Mills, Valmet.

Valmet’s delivery for the new containerboard machine will include equipment and engineering for three new approach flow systems, three new OptiFlo Fourdrinier headboxes to ensure higher productivity, and an OptiPress Linear press section with a double-nip press with a linear web run and modern shoe press technology for high dryness to improve energy efficiency.

OptiSizer Film ensures high-quality sizing with easy operation and installation. The OptiWin Drum two-drum base winder offers a high capacity to meet the production needs of BM 23 and is easy to operate. TurnFloat web turning offers air turn for contactless web turning to optimize runnability.

The delivery will also include the Valmet DNA Machine Control System (MCS) to ensure fast start-ups and more production time, Valmet IQ Dilution Profiler, IQ Moisturizer and MD/CD controls for optimized end-product quality. On-demand expert support by Valmet Performance Center is included as part of Valmet Industrial Internet solutions.

The 7.25m wide BM 23 will produce recycled liner and kraft top testliner with a basis weight range of 140–300 gsm at a maximum speed of 1,100 m/min.

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