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Calender case study - CD caliper control & sheet breaks

A southern USA mill requested Valmet expert assistance, specifically a process and condition audit of their online single nip calender.

Presentations from Valmet Technology Webinar at PaperCon 2017

Paper- and board-makers are invited to a free technology webinar on Monday, May 24. As part of Valmet's activities at PaperCon 2017, we will broadcast our Technology Seminar via a webinar. Valmet experts will be on hand for in-person and virtual Q&A after the webinar.

Air Dryer Nozzle Upgrade saves energy at Ishinomaki, case study

In addition to reducing related energy consumption by ~20%, the new PowerFloat Plus air dryer nozzles improved drying capacity and sheet runnability at Nippon Paper's Ishinomaki mill.

High quality Valmet Filter Bags improve power plant filtration

Valmet Filter Bags provide superior performance and durability in demanding baghouse conditions.

Enhanced steaming provides better chip impregnation, case study

When entering the chip bin, about one third of a chip's volume is air. In order for the white liquor to impregnate fast and evenly, the chips must be well steamed and the air content as low as possible.

LignoBoost plants produce large volumes of lignin, case studies

LignoBoost™ is a complete system, exclusively available from Valmet, which extracts lignin from Kraft black liquor. The first two commercial installations are up and running, producing high-quality lignin.

Valmet Coater Blades eC and nC for challenging coating positions

Valmet Coater Blades eC and nC overcome the many challenges in blade coating, including paper quality variations, short blade life, the high cost of blades and frequent blade changes.

ReplaReplace IR drying with OptiDry Coat to reduce energy consumptionace IR drying with OptiDry Coat to reduce energy consumption

The OptiDry Coat high intensity air dryer is a compact air dryer using gas as a heat source and features high drying capacity, reduced space requirement and excellent runnability. OptiDry Coat is an especially attractive replacement for energy-intensive infrared dryers on coated lines.

Refining Case StaRefining - More water out for less energy in, a case studyudy - More water out for less energy in

Upgrading Optimum TMP screw presses via a Valmet Screw Press Upgrade provided consistent secondary refining consistency for low press inlet consistency. The increased dewatering capacity solved a major design hurdle for a TMP mill. Energy savings of 12% were a bonus.

Disposing of secondary sludge (biosludge) in the recovery boiler

Biosludge is the most problematic residue of the effluent treatment process when it comes to disposal. The high moisture content makes it difficult and costly to landfill or to incinerate in a power boiler. A proven new disposal method is discussed in this article.