Chemical pulping articles
Chemical pulping articles
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Södra Cell’s Värö mill chooses Valmet to supply major upgrade
Södra Cell's Expansion Värö 2.0 plan will increase the capacity to 850,000 tonnes per year. The increase is taking place in two steps, with the first aiming to reach 780,000 tonnes per year by 2022.
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Klabin’s massive Puma II project makes history with Eukaliner kraftliner
Klabin’s massive Puma II project in Brazil is making history by challenging the conventional thinking that softwood pulp is required to make high-quality kraftliner. Its new OptiConcept M kraftliner machine will produce Eukaliner – the world’s first kraftliner using 100 percent eucalyptus.
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Sappi Cloquet: New MC ozone mixer - when less becomes more
Challenging the conventional approach of using two ozone mixers for pulp bleaching was worth it. As the first company using the new MC ozone mixer technology, Sappi Cloquet’s mill can now benefit from lower investment, maintenance and power consumption costs – and all this with only one mixer.
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Pioneering lignin extraction at Klabin Technology Center – with Valmet LignoBoost XS
A new demonstration-scale LignoBoost plant helps Klabin to further study the possibilities of lignin.
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Sulfuric acid production in mega mills – integration and mill chemical balance
This article is a summary of a paper which will be presented at the International Chemical Recovery Conference ICRC in Brazil in 2021.
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Valmet supports Mercer Stendal's growth strategy
In order to support Mercer Stendals growth strategy for environmental performance in combination with pulp production increase Valmet will supply rebuilds to the batch cooking plant, pulp dryer, lime kiln and in the bark boiler at Mercer Stendal pulp mill in Germany. All projects combine latest design and technology improvements.
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Energy efficiency and improved maintenance with new 2-stage Lime Kiln Cooler
The first 2-stage Rotary Lime Kiln Cooler was delivered to Södra Cell Mörrum in 2019. The new cooler was a result of innovative engineering and customer demands meeting at the right time.
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Even better pulp and yield at Smurfit Kappa Piteå
Pulp with higher quality, combined with increased yield from the wood raw material, is now a reality for Smurfit Kappa at its mill in Piteå, Sweden. The cooking process technology from Valmet played an important role in the successful rebuild project.
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Pulping and biorefinery piloting from lab tests to industrial-scale production
Pulping and biorefinery companies can benefit from utilizing Valmet’s piloting capabilities, ranging from comprehensive laboratory-scale to industrial-scale trials, to test new raw materials or pulping and biomass pretreatment processes, for example.
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Nordic Paper Bäckhammar: Three steps to record performance
Valmet’s new innovative solutions have enabled Nordic Paper Bäckhammar go full speed ahead and reach pulp production levels over 800 admt/d (air dry metric ton per day) while also increasing availability, reducing emissions, and reducing maintenance costs.