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Category : Tech Articles

Tech Articles offers a look at what the industry experts have to share about the latest innovations and products designed for the pulp and paper industry.

Tech Articles

Improving turn-up efficiency at Cartiere del Garda

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In a recent upgrade, the Cartiere del Garda mill successfully replaced a conventional tape turn-up device with Metso's WaterJet turn-up system. Cuts performed using WaterJet are clean and precise, which ensures an excellent base from the very first spool wrap. WaterJet has the ability to improve turn-up efficiencies and reduce bottom waste on all grades of paper. The Cartiere del...
Tech Articles

New technology for ceramic PressJade center roll coatings

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Metso new press section coating family, PressJade, consists of PressJade D, PressJade W and PressJade F ceramic coatings that are engineered for specific paper and board grades. The novel nanomaterials technology behind the new PressJade family improves the long-term runnability of center rolls and cuts maintenance costs because of improved stable surface roughness and reduced wear....
Tech Articles

Compact machines; full sized results

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The Santa Maria paper mill in Brazil is carrying through with a multiyear strategy to increase the level of automation, quality control and information accessibility on its two paper machines. The phased plan included the installation of a PaperIQ system on PM1 in 2001and the most recent installation of a PaperIQ Plus system with CD profilers and controls on PM2...
Tech Articles

A Solution to Reduce Vessel Picking

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The increased use of fast growth tropical hardwoods has led to a significant increase in issues relating to vessel picking. Hardwood pulps contain vessel elements, large diameter cells which function to transport water throughout the tree. Different HW species will have different quantities (and sizes) of vessel elements ranging from less than 10% to greater than 50% by volume. These...
Tech Articles

Black Liquor Properties and Impact on Recovery Island Operation

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1.0 Introduction Chemical Recovery Process is used to meet the following objectives in an integrated paper mill: (i) To treat and dispose waste liquor generated from pulp mill, thereby reducing the environmental pollution. (ii) To recover the alkali used for pulping, thereby reducing fresh alkali consumption (iii) To burn the organic matter and beneficially use the thermal energy for the...