• Cylinder Surface Restoration in a Dryer Section | JAEGER ...

    Grinding of 16 dryer rolls in a paper machine´s dryer section during a maintenance shutdown Problem: Variations in cylinder diameters and partly poor surface conditions led to frequent paper tears and reduced product qualities.. Works performed: Identifying and evaluating the actual condition of the drying section by measuring the cylinder diameter.; Detailed definition of the grinding work ...

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  • Optimization for Energy Consumption in Drying Section .

    In this study a steady state model was developed to describe the paper drying process and to analyze pocket dryer condition for a multi-cylinder fluting paper machine in Iran's Mazandaran Wood and ...

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  • Paper Machine Design and Operation--Descriptions and ...

    "Paper Machine Design and Operation--Descriptions and Explanations" By Gunnar Gavelin 1998., 222 pp., Published by Angus Wilde ... Press Section to Dryers 137 5.16 Economics of Pressing 137 5.17 Press Felts 138 ... DRYING OF PAPER 6.1 Cylinder Drying 149 Heat Transfer Considerations 149

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  • Yankee Dryer Cylinder Of Paper Making Machine,Toilet Paper ...

    Yankee Dryer Cylinder Of Paper Making Machine,Toilet Paper Machine Dryer Cylinder Dryer Section, Find Complete Details about Yankee Dryer Cylinder Of Paper Making Machine,Toilet Paper Machine Dryer Cylinder Dryer Section,Paper Machine Dryer Section,Yankee Dryer Cylinder Of Paper Making Machine,Toilet Paper Machine Dryer Cylinder from Paper Machinery Parts Supplier or Manufacturer .

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  • Dryer cylinder for paper machine dryer section - ES9918 ...

    Dryer cylinder for paper machine dryer section ES9918 - EASTTAI Products Made In China, China Trading Company. Application: The main series dryer cylinder we produced as followed:diameter from 800mm to 4000mm,face length from 1450mm to 10000mm,the material cast iron is from HT200 to HT300,ductile cast iron is from QT400 to QT 600,hardness is from HB180 to HB 240,the most heaviest cast iron

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  • Paper Machine Dryer Cylinder Dryer Cylinder Cleaning

    Application: Dryer Cylinder, heads and journals are made of special cast iron. Separate journals are bolted onto the dryer heads. Dryer shells are ground on the outside and turned on the inside, while all dryer journals with steam or condensate pipes have insulation sleeves.

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  • Paper Machine Dryer Sections - R-V Industries, Inc.

    Benefit From R-V's Dryer Section Experience. R-V's paper mill dryer sections optimize your maintenance efficiency and sheet moisture profile. Our dryers are set apart from the competition by our ability to integrate different cylinder configurations and roll quantities to increase machine .

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  • Paper Machine Dryer Cylinder Tips, Dryer Cylinder Of Paper ...

    Dryer cylinder is the key part for pape sheet drying in paper machine dryer section. In the paper machine dryer cylinder operation process, some problems may occurs, following are some paper machine dryer cylinder tips. What's the dryer cylinder drying curve? Dryer cylinder serial number as the abscissa, the dryer cylinder surface temperature ...

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  • Paper Machine Dryer Section Break, Paper Sheet Break In ...

    Paper Machine Dryer Section Break. ... Increase paper sheet thickness; adjust the parallelism of a set of the first leading roller and the first dryer cylinder, in order to prevent the paper sheet leaning. 2. Due to speed ratio difference, check the silicon controlled failure. 3. For the breakage of shaking produced by high speed, the large ...

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  • Thermodynamic and Heat Transfer Evaluation of Pocket ...

    the paper machine drying section based on the mass and energy balance relationships written for paper, steam, moisture and cylinder dryer [19-21]. The simulation models can be utilized to evaluate the energy efficiency and heat recovery performance in the drying section of paper machines.

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  • EP0383744B1 - Multi-cylinder dryer for paper machine .

    Multi-cylinder dryer for a paper machine, comprising several single wire draw groups (100 ... Dryer section of a paper machine FI95059C (en) 1994-06-14: 1995-12-11: Valmet Paper Machinery Inc: Drying lot for a paper machine FI95060C (en) * 1994-06-28: 1995-12-11: Valmet Paper Machinery Inc ...

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  • Modeling, Calibration and Control of a Paper Machine Dryer ...

    To demonstrate the capabilities of DryLib, a dryer section model corresponding to that of PM7 located at the M-real mill, Husum, Sweden, has been devel-oped. The PM7 paper machine is a multi-cylinder ma-chine producing copy paper. The dryer section of the machine is divided into a pre-dryer and an after dryer

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  • Voith | Dryer section

    In the dryer section, the remaining water is evaporated by the supply of heat energy. In this case the paper web is led over dryers that are heated from the inside by means of steam. At the end of the drying process, the paper has a residual moisture of approximately 2% to 9 % depending on the grade.

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  • The Two Types of Syphon Systems Used in Paper Drying

    In a large majority of paper drying applications, the stationary syphon along with Turbulator® Tube™ bars is the recommended solution for the most reliable dryer drainage. Th cantilever stationary syphon is designed for paper machine dryers running up to 6,500 fpm (2,000 mpm) and is engineered to integrate with the dryer drainage system.

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  • (PDF) New developments in paper and board drying

    A recent development in drying technology is the Gas Heated Paper Dryer, which is a gas-heated drying cylinder capable of attaining surface temperatures up to 300°C.

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  • Paper Machine Dryer, Dryer Cylinder Manufacturer

    Drying cylinder is made of cast iron with a cover on both ends of the hollow cylinder, consists of a cylinder block and its two ends, the outer diameter is most 1000 ~ 3000mm. In the running process, the steam inside will dry out the paper.

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  • Dryer Section of Paper Machine for Paper Making Line

    Dry section of paper machine is used for removing remaining water of paper web by evaporation. By using Leizhan multi-cyclinder drying, it can ensure maximum paper web drying efficiency with minimum energy consumption.After drying, finished paper dryness can reach and over 92% depending on the grade. Components of dry section of paper machine contains: Dryer cylinder, Rotating joint and fixed ...

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  • Optimization for Energy Consumption in Drying Section of ...

    In this study a steady state model was developed to describe the paper drying process and to analyze pocket dryer condition for a multi-cylinder fluting paper machine in Iran's Mazandaran Wood and ...

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  • Drying Section Optimization

    you what is going on with your paper machine. Dryer Section Survey Tool Solutions to decrease energy consumption and improve drying capacity and runnability Pocket humidity and temperature Hood air systems Cylinder surface temperature measurements Calculation of drying parametres Mechanical checking Sheet temperature measurements

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  • Modeling, Calibration and Control of a Paper Machine Dryer ...

    To demonstrate the capabilities of DryLib, a dryer section model corresponding to that of PM7 located at the M-real mill, Husum, Sweden, has been devel-oped. The PM7 paper machine is a multi-cylinder ma-chine producing copy paper. The dryer section of the machine is divided into a pre-dryer and an after dryer

    Get price
  • Cast Iron Dryer Cylinder for Paper Machinery Dryer Section

    Yankee cylinder(MG) for various paper machines as well as tissue machine. Yankee cylinder, MG cylinder, dryer cylinder, dryer. Diameter(OD): 3000mm, 3660mm Face length(F. L. ): 2000-6000mm Inlet steam pressure: 3Kg, 5Kg Hydraulic test pressure: 6Kg, 10Kg Shell Thickness: 42-45mm MOC: Cast iron Surface hardness: HB190-220

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  • OPTIMIZATION FOR ENERGY CONSUMPTION IN DRYING SECTION .

    3 The studied paper machine (PM2) is located in the northern Iran which produces about 300 t/day of fluting paper. The dryer section has 35 cylinders.

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  • Paper Machine Components - Can-Am Machinery, Inc.

    Class: Paper Machine Components » Dryers » Cans And Sections Manufacturer: Escher Wyss Part Number: 41420 Size: 110" Year Manufactured: 1980 Qty: 6 Description: Escher Wyss Manchester (6) Dryer Can Section, Rated 125 Psi At 450 F, 110" Working Face, 60" Diameter, 112.5" With Rope Ring, 115" Overall Width, Enclosed Bearings, With Rope System, Doctors, Felt Guides, Felt Rolls, Oil Lubrication ...

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  • Paper Machine Dryer Section Tips, Dryer Section Of .

    And the traditional drying is commonly used in paper machine dryer section. Traditional Drying In Dryer Section. 1. Traditional drying usually use steam heating dryer cylinder, the temperature of paper sheet into dryer cylinder generally is about 4-30℃. The paper .

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  • Dryer Cylinder In Paper Industry - CaiLun Machine|Paper ...

    Dryer Cylinder In Paper Industry, heads and journals are made of special cast iron. Separate journals are bolted onto the dryer heads, Dryer shells are ground on the outside and turned on the inside, while all dryer journals with steam or condensate pipes have insulation sleeves.

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  • Direct Gas Fired Cylinder Heaterfor Paper Drying

    Objectives of the dryer section/2/ The objectives of the dryer section can be summarized as follows. l. The dryers must efficiently evaporate water with the least amount of drying equipment. Drying equipment is large and expensiv e. The dryer seetio n design must provide high evaporation rates to minimize the equipment requirements.

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  • Paper Making Machine Drying Section Yankee Dryer Cylinder ...

    China Paper Making Machine Drying Section Yankee Dryer Cylinder/ Mg Dryer Cylinder, Find details about China Paper Making Yankee Dryer Cylinder, Mg Cylinder for Paper Industry from Paper Making Machine Drying Section Yankee Dryer Cylinder/ Mg Dryer Cylinder - .

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  • Dryer section - Voith Sulzer Papiermashinen

    A drying section for a paper making machine. The drying section includes a plurality of single-tier dryer groups, optionally followed by one or more double-tier groups. To control curl in the final paper product, a moistening device extending over the width of the drying section is provided near the end of the single-tier dryer groups.

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  • Book 9 Papermaking Part 2, Drying

    79 Multicylinder dryer and drying concepts 3.4.3 between press and drying sections .....95Closed draw 3.4.4 .....96Ropeless tail threading through drying section

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  • Guidelines for inspection and nondestructive testing of ...

    These guidelines also apply to unheated GCI cylinders of the same construction, but large yankee dryers typically used on tissue machines are not covered. Most dryer cylinders made in North America after 1950 were designed and manufactured in accordance with ASME Boiler &Pressure Vessel Code, Section VIII .

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  • OPTIMIZATION FOR ENERGY CONSUMPTION IN DRYING .

    the multi-cylinder dryer section was divided into different blocks depending on their functions. Machine specifications and physical properties The studied paper machine (PM2) is located in the northern Iran which produces about 300 tonne per day of fluting paper. The dryer section .

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  • Dryer Section Control in Paper Machines During Web Breaks ...

    Dryer Section Control in Paper Machines During Web Breaks Abstract Web breaks in the dryer section of a paper machine cause loss of production and quality problems. After a web break, the steam pressure in the cylinders must be reduced to avoid overheating. The goal of this project is to determine optimal

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

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