OptiDry Chill web coolers offer excellent runnability and high cooling capacity due to their efficient nozzle technology. Maintenance costs are low because of the few wearing parts.
Effective cooling with proven PowerFloat nozzle technology
Warm return air exhausted out of machine hall
Excellent control of air flows
Excessively high paper web temperatures often cause problems when the paper enters the coater. These problems affect the coating process and the quality of the finished product. Valmet's web coolers offer solutions to such problems.
OptiDry Chill air cooling units are used in the new bulk saving calendering technology, which is called Aqua cooling calendering. The sizes of the cooling units are very compact and the web passes the units twice.
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