Customer case:

Fast results at Nippon Paper Akita's bleaching process

Nippon Paper Group is one of the leading producers of paper and cardboard in the world and it's Akita mill the leading Japanese producer of paper, cardboard and pulp. Valmet implemented a new Valmet Kappa Q analyzer and the Valmet Bleaching Optimizer solution to reduce quality variability and to reduce bleaching chemical consumption.

A highlight of the project was the fast, on-time delivery which allowed the customer to enjoy savings in a very short time."
Mr. Kameda, Manager of Automation Department, Akita Mill
Location Akita, Japan

Need to reduce chemical consumption in bleaching.

Room to improve the kappa and brightness variability across the bleaching process.


Valmet Kappa Analyzer

Valmet Bleaching Optimizer

Process consultation, projects and engineering
Remote support and optimization using Industrial Internet technology


Final brightness variability reduced 27.8 %

Total chemical consumption reduced 7 %

Control uptime 95.3 %

Keywords Automation, Pulping and fiber, Asia-Pacific

Advanced process controls (APC) for Pulp

Maximizing process performance is a critical success factor as it directly increases profitability.

Quality Management

Save fibers, chemicals & energy. Increase the competitiveness of the entire value chain from pulp, board, paper, tissue, and nonwoven making to final converted end products.