• Paper Dryer Doctoring - SlideShare

    Oct 25, 2016· Oftentimes the dryer section must be stopped, the wrap "speared" off the dryer, and the slab of paper walked slowly down the machine to a section break, where it can be dropped into the basement. In both cases, there is a risk of dam- aging the dryer .

    Get price
  • Paper Dictionary

    That part of the paper machine where the paper is dried, surface sized, calendered and reeled. Dry Line The dry line is the location on a Fourdrinier paper machine forming section where the appearance of the wet web of paper changes abruptly. Before the dry line the furnish has a glossy, wet appearance. After the dry line the wet web appears dull.

    Get price
  • SKF paper machine optimization

    The system is conigured speciically for your machine components. • SKF Multilog Online Condition Monitoring System, which ... Forming section Press section Dryer section Calendar Reeler Maintenance Operations ... The SKF paper machine optimization programme can help your mill reduce costs and increase the eficiency of your paper

    Get price
  • Syphon Systems - Kadant

    Syphons (siphons) remove liquid from drying systems after heat transfer has occurred and condensate has formed. Syphon selection is an important factor in maximizing the drying rate and minimizing cross-machine temperature variation of dryers. Rotary syphons rotate with the dryer and are used in lower speed applications where condensate is pooling, while stationary syphons remain in a fixed ...

    Get price
  • Solving curl problems: the basics: practical solutions for ...

    11/1/2001· Experimental results have been previously reported (4). Curl is often controlled on the paper machine by adjusting top and bottom dryers in the last section. While under tension in the dryer, paper curls towards the wetter side. Normally, paper curls away from the last hot dryer can.

    Get price
  • » About Coldwater

    The PCA greatly reduces stickies buildup and dust on dryer cans, as well as passivating the felt for a cleaner and more efficient dryer section. Finally, our Consumables Optimization Management Program can package any or all of these products and services into a quantifiable annual return on your investment based on a combination of documented ...

    Get price
  • Global Equipment International, LLC

    Paper Machine Components - Dryer Section / Cans - Yankee - Other. 5. Paper Machine Components - Headbox - Fourdrinier Tables - Formers. 11. Paper Machine Components - Horizontal Track Reels - Slitter Rewinders (100" +) 9. Paper Machine Components - Miscellaneous - Other Rolls. 25.

    Get price
  • PROCESS DESIGN OF DRYERS (PROJECT STANDARDS AND ...

    PROCESS DESIGN OF DRYERS (PROJECT STANDARDS AND SPECIFICATIONS) Page 6 of 48 Rev: 01 April 2011 The experimental estimation of this curve must be made before one can begin the design calculations. The influence of the internal and external variables of drying on the drying-time curve should be determined in order that an optimal design can be ...

    Get price
  • Improved Energy Efficiency in Paper Making Through ...

    Dryer Steam: the Big Energy User in Paper Makingthe Big Energy User in Paper Making It is known that the drying section of a paper machine: • reduces sheet moisture content, M, from ~50% to ~ 8% M = water/(water + fibre) • uses up to 80% of mill-wide energy • but removes less than 1% of water from the sheet Consider 100 gm of thin

    Get price
  • Paper Machine Components - Press Section - Presses

    Paper Machine Components - Dryer Section / Cans - Yankee - Other5 Paper Machine Components - Headbox - Fourdrinier Tables - Formers 11 Paper Machine Components - Horizontal Track Reels - Slitter Rewinders (100" +) 9

    Get price
  • GL Glass Ink (1 Liter. cans) - All American MFG & Supply Co.

    This two-component ink can also be used on a number of metals and pre-painted substrates and is resistance to abrasion, water, and is dishwasher safe. Resistance can .

    Get price
  • Headboxes - an overview | ScienceDirect Topics

    Originally, the pressure to accelerate the stock to the speed of the paper machine was supplied by a hydrostatic head of liquid. But as Fig. 5.5 shows, high speed paper machines require too much pressure for this to be practical, so paper machines now use closed, pressurized headboxes to supply the necessary pressure. Paper machines operating above 2500 ft/min require a special, high pressure ...

    Get price
  • Steam, Paper Drying, and the Bottom Line

    And when it comes to the dryer section, it is the primary input used to evaporate moisture from the sheet allowing for desirable and profitable sheet characteristics to be created. Although condensing steam to dry paper is an inherently efficient process, the drying process can be inefficient.

    Get price
  • TAPPI_0402_16 (Guidelines for the Inspection and ...

    TAPPI_0402_16 (Guidelines for the Inspection and Nondestructive Examination of Paper Mchine Dryers) - Free download as PDF File (.pdf), Text File (.txt) or read online for free.

    Get price
  • Paper & Corrugating | Deublin Company

    Cold-water calendering at the end of the paper machine use 6000 series. Seals can be replaced without removing the union from the machine. FG Series. Designed specifically for Yankee Dryers, FG unions are bell-mounted with the seal ring assembly mounted on the rotating cylinder journal and the wear-compensated counter seal inside the stationary ...

    Get price
  • Single-Felt Dryer Sections - SlideShare

    Oct 25, 2016· Many high-speed paper machines have converted conventional two- tier, two-felt dryer sections into single-felt dryer sections (also known as unirun, unorun, single-fabric, and serpentine run dryer sections). In a single-felt dryer section, the single (top) dryer felt follows the sheet path over top dryers and under bottom dryers.

    Get price
  • How aluminum beverage can is made - material, .

    The old style cans required the use of a special opener popularly called a "church key," and when Schlitz Brewing Company introduced its beer in an aluminum "pop top" can in 1963, other major beer makers quickly jumped on the band wagon. ... 2 The small cup resulting from the initial draw is then transferred to a second machine. A sleeve holds ...

    Get price
  • Pushing performance limits with dryer fabrics: make your ...

    11/1/2003· In a paper mill, that is equivalent to making certain that every component contributes the most it can to making the machine run faster and longer. Because dryer fabrics represent a significant commitment of resources in a paper mill, making fabric selection choices that benefit the total performance of the paper machine is important.

    Get price
  • Safety in the dryer section - Pulp and Paper Canada

    Maintenance safety in the dryer section ... Keep all personnel away from under machine components when lifting to prevent injury in case the slings, cables or hoists should break. ... • Dryers subjected to severe paper wraps or felt wrecks should be carefully examined. These accidents can overload journals and shells and may cause cracks.

    Get price
  • Headboxes - an overview | ScienceDirect Topics

    Originally, the pressure to accelerate the stock to the speed of the paper machine was supplied by a hydrostatic head of liquid. But as Fig. 5.5 shows, high speed paper machines require too much pressure for this to be practical, so paper machines now use closed, pressurized headboxes to supply the necessary pressure. Paper machines operating above 2500 ft/min require a special, high pressure ...

    Get price
  • Terminology On Paper & Pulp: Types of Paper and ...

    press located within the drier section, or more properly, at a point where the paper moisture content is approximately 5 percent. The fourth section of the machine, the calender section, consists of from one to three Flute Independent Container Manufacturer/Box Plant containerboard. Integrated Container Manufacturer/Box Plant containerboard.

    Get price
  • Breaks of the Web (Troubleshooting Guide)

    Breaks of the paper web (Dry-end, Size press, Wet-end) BREAKS of the paper web can have various causes, many of which have little to do with wet-end additives. For instance, the drives of the paper machine may be unstable or poorly adjusted. Some detective work may be needed to determine why the paper web is breaking.

    Get price
  • It's Kosher on Paper Only | STAR-K Kosher Certification

    A component used in Quilon-type coatings is stearic acid, which is typically made from tallow. While the stearic acid component is botul in the paper, we cannot say the paper is free of kashrus problems. Since the coating is on the paper's surface and comes into contact with the food, a .

    Get price
  • Paper Mill Equipment - Paper Machine COMPLETE ...

    Paper Machine Components - Dryer Section / Cans - Yankee - Other5 Paper Machine Components - Headbox - Fourdrinier Tables - Formers 11 Paper Machine Components - Horizontal Track Reels - Slitter Rewinders (100" +) 9

    Get price
  • Solving curl problems: the basics: practical solutions for ...

    11/1/2001· Experimental results have been previously reported (4). Curl is often controlled on the paper machine by adjusting top and bottom dryers in the last section. While under tension in the dryer, paper curls towards the wetter side. Normally, paper curls away from the last hot dryer can.

    Get price
  • Steam, Paper Drying, and the Bottom Line

    And when it comes to the dryer section, it is the primary input used to evaporate moisture from the sheet allowing for desirable and profitable sheet characteristics to be created. Although condensing steam to dry paper is an inherently efficient process, the drying process can be inefficient.

    Get price
  • White paper: Doctoring 101 - Valmet

    Sep 19, 2011· Effective, trouble-free doctoring is essential for modern, automatic and computer controlled paper machine operation. This ensures paper machine runnability and product quality. Doctoring is a relatively simple process but it is still important. It has three (3) basic functions in the paper machine: 1.

    Get price
  • Paper Making Machine With High Productivity

    Paper making machine is a set of machine that is used to manufacture all kinds of papers, such as toilet paper, tissue paper, A4 paper, napkin paper, etc. The machine mainly consists of three parts: net, squeezing, heating drying and so on.

    Get price
  • Papermaking OVERVIEW AND INTRODUCTION 1. Introduction .

    The press section mechanically squeezes water from the wet web, increasing the solids content of the sheet of paper. It also reduces the bulk or thickness of the paper. This compaction assists in subsequent bonding of fibres. 2.6 The Dryer . Paper leaves the press section and enters the dryer .

    Get price
  • Pocket ventilation system in dryer section of paper ...

    Jul 07, 2015· After the dryer section 5% to 6% moisture content is present in the paper web [1]. The dryer section of paper machine has nearly 1/3rd part of investment and operating cost and it is responsible ...

    Get price
  • How Paper Was Made

    The Longest Part Of The Paper Making Machine – The Steam Dryer Section. Fiber goes into the machine at 99% water, and leaves at 5%. Although gravity, vacuum, and the felt press work to dry the sheet out, they can not do the full job; hence the longest section of the paper making machine, the steam dryer section.

    Get price
  • GL Glass Ink (1 Liter. cans) - All American MFG & Supply Co.

    This two-component ink can also be used on a number of metals and pre-painted substrates and is resistance to abrasion, water, and is dishwasher safe. Resistance can .

    Get price

About us

Founded in 1982, Dekelon Paper Making Machinery Co.,Ltd. has always striven to meet and exceed customer expectations and continue to update and improve...

Read More