Chemical technology breakthrough targets significant ...

The Yankee Dryer reflects the sum total of all the profile and moisture variables of a paper machine. This makes the Yankee Dryer coating package the last opportunity to achieve targeted sheet specifications for the finished product. It is at the core of determining the endpoint of sheet characteristics and machine production uptime.

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Toscotec | Products - Paper&Board machines: Drying section

Toscotec customizes the design of its TT Hood based on the customer's needs and the overall drying configuration of the tissue machine, including the Steel Yankee Dryer. Steam and Condensate System As an auxiliary system of the Steel Yankee Dryer, Toscotec's Steam and Condensate System is optimized to operate in association with TT SYD to ...

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Yankee dryer - Wikipedia

A Yankee dryer is a pressure vessel used in the production of tissue paper.On the Yankee dryer, the paper goes from approximately 42–45% dryness to just over 89% dryness. In industry, MG cylinders or Yankee dryers are primarily used to remove excess moisture from pulp that is about to be converted into paper.

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Yankee dryer failures - An overview to improve tissue ...

In recent years, as companies have sought to make ever greater quantities of tissue at ever higher quality from a given machine, increasing demands have been placed on the Yankee dryer. The largest Yankees used in tissue production are now 18 feet in diameter (5.5 m), with face widths over 300 inches (7.6 m) and speeds in excess of 7,000 feet ...

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Steam & Condensate System Improvements

Aug 17, 2012· All pulp, paper, board and the majority of tissue machines have steam and condensate systems. The objective of the steam and condensate system in the paper machine is to provide the steam for the drying. In the dryer section the moisture is evaporated as the sheet is pressed between a fabric and the hot drying cylinder.

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Used Yankee Dryers - Perry Videx LLC

144″ X 136″ Beloit Yankee Dryer. Stock #V9327. Used Beloit Yankee dryer. 144″ (3.6m) diameter X 136″ (3.45m) face. New in 1958. Inspected by Voith paper Yankee technical service team in August 2002. Thickness when new 1.889″. Remaining thickness 1.530″. Ground and metallized in 1996. Rated pressure when... Location: Mexico. Add to ...

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What is a Yankee Machine - Gordon England

A MG (stands for Machine Glaze) cylinder is also a Yankee cylinder, but used on other grades of paper. The paper sheet, in contact with the large hot highly polished dryer surface, for a long dwell time, will start to slip and plasticize the surface fibres, improving gloss & glazed properties on one side of the paper, e.g. manila envelopes.

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Yankee Dryer Steam & Condensate Systems - Convergence ...

The Yankee dryer is a large, steam-heated, pressure vessel that is used in the production of tissue grades. During production, high pressure steam is supplied to the inside of the dryer to heat the shell and dry the sheet, and the condensate that forms must then be removed.

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Dynamic Simulation of Yankee Drying of Paper

Dynamic Simulation of Yankee Drying of Paper Subramaniam Arasakesari 1, Dmitry Keselman, Ralph Kitts. 2 & Srinivas Achanta. Introduction: Drying of paper using Yankee dryers is a complex process. The fundamental factors effecting paper drying in a Yankee are heat transfer through the condensate layer, heat transfer through the

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Machinery Used In Tissue Paper Making

Industrial Tissue Paper Making Machines. A paper machine that has a single large steam heated drying cylinder, also known as the Yankee dryer, attached with a hot air hood is used to produce a tissue paper. Paper pulp is the raw material used in the production process. To make the paper stick the Yankee cylinder is sprayed with adhesives.

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Toscotec | Products - Tissue Machines: AHEAD Line

Paper machine press section represent a key area for rebuilds to improve quality of the paper and energy savings. Steel Yankee Dryer Toscotec is both the inventor and the leading supplier of Steel Yankee Dryers worldwide.

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Class: Paper Machine Components » Dryers » Yankee

Class: Paper Machine Components » Dryers » Yankee Manufacturer: Beloit Part Number: 26738 Qty: 1 Description: Yankee Dryer, 12'x136", 125 Psi

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YANKEE SPRAY BOOM – all about paper machine

YANKEE SPARAY BOOM / Coating Shower GENERAL Spray boom digunakan untuk menyemprotkan 2 atau 3 chemical yang dicampur dengan air untuk disemprotkan ke permukaan yankee. chemical itu mempunyai fungsi : Protection chemical agent (coating agent) Bahan dasar chemical agent ini adalah polyamide yang berfungsi untuk kerataan lapisan pada permukaan yankee serta memberikan .

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Yankee Dryer Design & Construction - Convergence Tissue ...

The design and construction of Yankee dryers has evolved over time to optimize these two operations and also provide a safe work environment for the people who work around them. This course describes the major external and internal components of a Yankee dryer installed on a tissue machine, and the purpose or function of each component.

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