Washing & Bleaching System for Paper paper pulper Machine

Bleaching principle is to mix bleach and size for chemical reaction, reaction products, residue bleach from the paper pulp washing out. Bleaching includes oxidative bleaching and reductive bleaching. Oxidizing bleaching is the process of oxidizing lignin and pigment in pulp to form a …

Vacuum filter - Valmet

Vacuum filter type CC is suitable for all washing applications in the fiberline, including brown stock washing, bleach plant washing and washing in connection with oxygen delignification.

Bleaching of wood pulp - Wikipedia

Bleaching of wood pulp is the chemical processing of wood pulp to lighten its color and whiten the pulp. The primary product of wood pulp is paper, for which whiteness (similar to, but distinct from brightness) is an important characteristic.

Pulp Treatment, Pulp Treatment Suppliers and Manufacturers ...

ras drum filter for pulp paper rejects wastewater treatment. US $7000.0-7350.0 / Set . 1 Set (Min. Order) ... hot selling Screw press for pulp & paper plant wastewater treatment advantages 1.lowest moisture. Here are some hot products links 1. ... Tags: Pulp Bleaching Agent Fas ...

Hazards in paper and pulp industries – from an engineering ...

Hazards in paper and pulp industries – from an engineering insurance perspective. IMIA WGP 49 (06) By Aki Ahonen Pohjola ... bleach plant wastewater effluent, the temperature of the chlorine stage began to rise, ... been ECF bleaching. Pulp can also be bleached totally without chlorine chemicals. This kind of …

Ozone (Z) - Pulp and Paper Machinery, Equipment and Parts

The mixing is therefore a key issue in medium consistency ozone bleaching. GL&V has both reliable and highly efficient mixers designed for the tough task of mixing ozone with the medium consistency pulp suspension. Ozone stage can be used on a variety of pulp and can be used alone or in combination with Chlorine Dioxide the in the first bleach ...

GL&V - Pulp and Paper Machinery, Equipment and Parts

Repair & Rebuild. GL&V Pulp and Paper offers a complete program of services to repair and rebuild OEM equipment. Our objective is to rebuild your equipment to the original OEM specifications, in order to assure you get the extended life and maximum operating efficiency out of your machinery.

pulp wastewater treatment - alibaba.com

High reliability wastewater treatment rotary drum filter for pulp paper . US $3000-11000 / Set . 1 Set (Min. Order) ... hot selling Screw press for pulp & paper plant wastewater treatment advantages 1.lowest moisture. Here are some hot products links 1. ... ozone generator for pulp waste water bleaching purification . US $31000-35000 / Set .

Pulp and paper manufacturing process - paper-pulper.com

The bleaching agents and the sequence in which they are used depend on a number of factors, such as the relative cost of the bleaching chemicals, type and condition of the pulp. Mechanical pulp bleaching varies from chemical pulp bleaching. Bleaching of mechanical pulp is designed to minimize the removal of the lignin that would reduce fiber ...

Paper Pulper Machines for Sale | CNBM

CNBM provides the world with first-rate paper pulper machines including pulp cooking digester, disc filter, heat exchager etc. Leave messages for quotation. ... paper pulper machines for your project! CNBM - the best paper pulping machine manufacturer ... disc filter, vacuum drum washer and other machines and systems have been exported to ...

Leading pulp and Paper Machinery Supplier for Paper ...

Alliance International is a leading paper machinery supplier. We are leading suppliers of of consumables, components, assemblies and new and used paper machinery. We represent well-known paper machinery manufacturers in the pulp and paper industry who are known for their quality and reliable products.

Achieving Efficient pulp washing | Pulp & Paper Canada

Achieving Efficient pulp washing January 31, 2006 By Pulp & Paper Canada ... One of the primary uses of water in a pulp and paper mill is the pulp washing but efficient washing will supply the bleach plant with clean pulp, while minimizing the amount of wash water used. ... The drum sits in a tank where pulp is diluted with recirculated ...

Pulp & Paper - Kadant

The world's only all-in-one, multi-stage displacement pulp washer, The Kadant Chemi-Washer® is a proven performer for brown stock and bleach plant applications the world over. Learn More Screening

ANDRITZ pulp washing

GasFree Filter (GF-Filter) vacuum drum washer. The ANDRITZ GasFree Filter is an advanced vacuum drum filter washer. GF-Filter washers can be used for brownstock, post-oxygen, and bleach plant …

Pulp and Paper Industry Wastewater and Water Treatment ...

Pulp and Paper. Sedimentation, flotation, mixing, pulp separation and chemical recovery systems are among the myriad of process equipment WesTech supplies to the pulp and paper industry. ... The resulting "pulp" is washed, screened, and sent on to bleaching and becomes the feed stock for the paper-making process. ... Vacuum Drum Filter. X ...

Steam Mixers - Pulp and Paper Machinery, Equipment and Parts

Steam Mixers. GL&V® Steam Mixers are found in the pulping process to increase the temperature of medium consistency stock and improve the chemical reaction process. GL&V Steam Mixers use low pressure and medium pressure steam for temperatures increases from a …

DualSmix® Steam Mixer - glvpulppaper.com

The generated turbulence in the mixing zone fully condenses the steam and thoroughly blends it with the pulp. Following the mixer, the heated pulp enters a silencer chamber where the kinetic energy is softened and safely dissipated.

Vortex Agitator - glvpulppaper.com

The Vortex Agitator has been designed to provide high efficiency with low maintenance demands. It was designed by GL&V IMPCO/JONES specifically for the pulp and paper industry.

Deinking and Bleaching Pulp Mill - Used Process Plants

Product Wet-lap pulp for paper and tissues Major Equipment - Bleaching tower - Deinking blower - Fiber flow drum pulper - Deflaker pump - Pressure screens - Filter press - Conveyors - Heat exchangers Belt press - Steam mixer - MDR mixer Phoenix Equipment Corporation +1 732 442 6990 Jesse Spector [email protected] Edward Zhang

A Modern ECF Fiberline for the Production of Bleached ...

A Modern ECF Fiberline for the Production of Bleached Eucalyptus Pulp Page 4 of 9 perforated plate of the drum and fills the trays which form the drum. Filtrate removed in the feed ... carryover in the pulp to the bleach plant (<6 kg COD/ADt). ... A Modern ECF Fiberline for the Production of Bleached Eucalyptus Pulp Page 7 of 9 Figure #10 ...

Fiber preparation / Pilot plant - andritz.com

The ANDRITZ pilot plant was established in 1982 for pulp and paper trials, research and development projects. In 2004 and ... FibreFlow drum, FibreSolve pulper Screening: ModuScreen for coarse, fine and ... High-consistency bleaching components Effluent treatment Mobile sludge dewatering unit

Pulp, Paper & Wood | Industrial Info Resources

The Pulp, Paper and Wood Industry comprises assets owned by enterprises engaged in the manufacture and distribution of products derived from wood fiber and recycled wood fiber-based products. The industry is categorized into four sub-sectors, which are Pulp, Paper, Wood and Converting.

-validation of chemical equilibrium calculations in WinGEMS

softwood market pulp in the bleaching sequence OO D0(EO)D1(PO). Oxygen delignification took place in double oxygen stages, followed by brown stock washing in a wash filter, wash presses and finally in a double drum-filter. The wash equipment in the bleach plant was wash filters after each of the D0, EO and D1 stages. The last wash stage

Kynar® PVDF Pulp & Paper - Sangir

Crestbrook Forest Industries (CFI) is getting from its bleach washer drum covers made from Kynar ... talc, and stock which can blind the wires on these vacuum-filter drums. The resulting loss of draina ... kraft pulp. The 5-stage bleach plant (D/C-E-D-E-D) exposes an average 1,100 tons a day of brown stock to a ...

Bleach Plant Equipment - Pulp and Paper Machinery ...

Bleach Plant Equipment. GL&V manufactures virtually all types of mechanical bleach plant equipment for new and old bleach plant applications. Bleach Plant Equipment includes, but is not limited to Chemical Mixers, Steam Mixers, Scrapers, Dischargers, Pumps, Circulators and Dilution Nozzles.

APTPL || ADVANCE PULPING TECHNOLOGIES PVT.LTD.|| PULP …

Pulper, Aqua Separator, Radial agitators for HD towers, Black Liquor Filter ( Malony Type), Static type Chlorine Mixer, Pin drum feeder. KR Pulp & Paper, Shahjahanpur (UP) 2008. 27. Black Liquor Filter, Rake Classifier, Lime Mud Filter,

Deinking and Bleaching Pulp Mill - Used Process Plants

Phoenix Equipment Corporation has this used Deinking and Bleaching Pulp Mill immediately available. The plant is capable of producing wet-lap pulp for fine paper and tissue with up to 90-degree ISO brightness and 400+ freeness. Phoenix Equipment is the world's leading provider in selling used chemical process plants.

Washer Showers - GL&V - Pulp and Paper Machinery ...

Low washing efficiency can result in lower black liquor solids, higher carryover to the bleach plant or paper machines, and higher bleach and wet-end chemical use. Pulp mat disruption can lead to roll back and uneven mat formation causing shower liquor displacement to vary.

Pulp, Paper & Wood Products Construction and Engineering ...

We've worked in pulp mills, paper mills and woodyards encompassing an extensive array of pulp, paper and wood products to upgrade countless causticizing, recovery, bleaching, stock prep, coating and recycling systems as well as paper machines.

Pulp And Paper Manufacturing Processes in Papermaking Industry

Next the pulp is sent through filters. Bleach may be added at this stage, or colorings. After cooking process, washing process and bleaching process, the pulp is then sent to the paper plant. Beating process for paper manufacturing. The pulp is next put through a pounding and squeezing process called, appropriately enough, beating.