Our services range from audits and capacity assessments, feasibility studies, capital cost estimates, and design development and specifications, to detailed design for both new installations and upgrades of existing equipment.
We have provided design and installation for all aspects of the pulp drying process, including:
- headbox replacement
- dryer expansion
- press rebuilds
- modifications to screening, cleaning and thickening systems
- modifications to bale finishing systems
- complete new pulp machine installations.
P.T. Tanjungenim Lestari, Sumatra, Indonesia
Bleached kraft pulp dryer
Sandwell supplied design specifications for this state-of-the-art pulp machine at a greenfield 1500 t/d bleached kraft mill. Rather than the more costly conventional pulp cleaning and thickening, the 7.8m wide pulp machine incorporates high consistency fine-slotted screening with centrifugal cleaning only of the screen rejects.
Recycle Plant, Fairmont, West Virginia
Mixed office waste pulp dryer
Sandwell provided process piping and instrumentation design of a pulp dryer for a 522 t/d deinked mixed office waste plant. The installation included the wet end, dryer, cutter-layboy and baling line.
Domtar Inc., Espanola, Ontario
Reverse cleaning system
For the No. 4 pulp machine at this bleached kraft mill, we supplied preliminary engineering and detailed design for a reverse cleaning thickening system, one of the first of its kind in North America. The upgrade increased the machine's design operating rate from 600 to 800 Adt/d.
