- Recycled fiber
- Stock preparation
- Board and paper machines
-
Services for board and paper
- Process parts
- Spare parts
- Workshop and roll services
- Paper machine clothing and filter fabrics
- Maintenance development and outsourcing
- Field services
- Process upgrades
- Process and production optimization
- Service Agreements
- Industrial Internet solutions
- Automation services
- Valmet's way to serve
- Service Centers
- Automation for board and paper
- Flow control for board and paper
- Industrial Internet
- Service Centers
- References
- Board and paper news and stories
- Search for products & services
- Sustainable board and paper production
- Project execution
- Board and paper
- Recycled fiber
- Deinking Plants
- Thickening, clarification and washing
Thickening, clarification and washing
In challenging recycled fiber processes, reliable liquid clarification and thickening is critical for maintaining continuous and cost-effective operation. The aim of an efficient thickening and clarification system is to cost-effectively sustain a high production rate.
Washing improves paper machine runnability, when recycled fibers are cleaned of sticky material, non-usable fines and ash. Valmet washing process features high unit capacity and washing efficiency.
Disc filtering
Valmet’s disc filter improves efficiency and reliability while simplifying maintenance and service procedures.
Screw pressing
Screw presses are suitable for thickening a wide range of pulps. The design of the press is based on extensive experience of multiple applications in pulp and paper production and other industries.
Washing
he effective ash and fines removal provides many advantages compared with existing conventional washing technologies.