Vacuum filter CCA

Valmet’s vacuum filter type CC has a unique open-drum design, which provides many benefits compared to conventional drop-leg drum filters.

Vacuum filter type CC is suitable for all washing applications in the fiberline, including brown stock washing, bleach plant washing and washing in connection with oxygen delignification. It is also frequently used in dewatering applications.

Advantages of Valmet's vacuum filters type CC

  • Open filter drum design
  • Low mechanical stress variations
  • Ease of maintenance
  • High pulp dryness
  • High specific capacity
  • Minimized re-wetting
Filters - Spare parts and components

Wash Filter Hood

The Valmet wash filter hoods are designed to economically and efficiently collect spray and chemical vapors for pulp wash filters.

Filter Drum CCA

Unique open washer design with bolted shafts in both ends.

Wash Nozzle

Shaped to facilitate even distribution of cleaning fluid.

SplitSeal Mechanical seal

Mechanical seal which can cope with wide radial shaft movements.


Filters - Process and automation upgrades

Vacuum Valve SV for CCA filter

Improvement product to increase the time for pulp cake/mat building without vacuum on CCA filters.

HP Cleaning System for Pulp Filters

A clean wire ensures effective and uniform dewatering of the pulp.

Spray Pipe

A device that permits cleaning to be carried out automatically during full operation.

Take-off Device

Considerably improve the performance and runnability of all pulp washers.