- Recycled fiber
- Stock preparation
- Board and paper machines
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Services for board and paper
- Spare parts
- Maintenance and shutdown services
- Outsourcing services
- Production consumables
- Process support and optimization
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Process and automation upgrades
- Paper machine automation services
- Automation upgrades and roadmapping services
- Process improvements
- Industrial Internet solutions
- Roll services
- Service agreements
- Automation services
- Service Centers
- Automation for board and paper
- Industrial Internet
- Service Centers
- References
- Board and paper news and stories
- Search for products & services
- Board and paper
- Stock preparation
- White water system
- Filtration
- Bow Screens
Pressure-fed Bow Screen and Gravity-fed Bow Screen
Versatile solutions for effective fiber recovery, pulp thickening
Valmet Pressure-fed and Gravity-fed Bow Screens are curved inclined screens that separate liquids and solids. Valmet's industry-leading portfolio provides effective fiber recovery from tissue machine white water, efficient polishing of filtrate for shower water use and flexible thickening of low consistency stock streams, discharging at two (2) to five (5) percent consistency.
Each model is simple to operate, easy to maintain and delivers fiber recovery, pulp thickening and other benefits across a range of applications.
- Fiber recovery
- Pulp thickening
- Felt hair removal
- Deinking stock washing
- Fiber fractionation
- Fiber/filler separation
- Shower water protection/filtration
- Fiber separation
- Reject dewatering
- Chip washing water
- Debarking water
- Wood room effluent
BOW SCREEN PORTFOLIO
Valmet Pressure-fed Bow Screen
A functional, flexible solution featuring a reconfigured nozzle arrangement for higher capacity and greater runnability than any of its predecessors. Valmet Pressure-fed Bow Screen is capable of separating fiber as small as 100 microns in length from a water suspension.
Valmet Gravity Bow Screen
A simple, effective solution for recovering fibers and other particles as small as 350 microns in length from a water suspension. This compact machine utilizes no moving parts and requires minimal maintenance.