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Effect of Initial Pulp Concentration on Particles Settling ...

2014-7-17  For the coal sample, in a layer with the solid concentration of 16% with changing the initial concentration from 2% to 10% and with adding 35g/t flocculant the settling velocity varied from 0.25 cm/min to 0.96 cm/min. The study of the effect of initial concentration on thickener unit area showed

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Pulp thickener_The Nile Co., Ltd.

2021-7-14  Pulp thickener is suitable for occasions with large processing capacity and low product concentration. It is mainly used for the concentration of concentrates and dewatering of tailings in ore dressing plants. Easy ways to get the answers you need.

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A Critical Review of Thickener Design Methods t

tion of the pulp concentration and therefore so is the handling capacity. If no solid passes through the overflow, the same solid flux should pass through all zones in the thickener at steady state, so that those zones with a smaller handling capacity will have a greater depth at the expense of the zones

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Thickening - Resource Book

2015-8-13  concentration as the feed stream. The compaction zone shows the pulp in compression where dewatering occurs by compression of the solids forcing the liquids out of minute openings in the solids particles. The following occurs in a continuous thickener:

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Concentrate Dewatering Thickening

2016-10-21  The size of a concentrate thickener is determined by the tonnage of solid material to be dewatered, the amount of water in the pulp, and the settling rate of the solids. In the absence of specific data, it is usual, for the purposes of rough calculations, to allow 10-15 sq. ft. of tank area per ton of dry concentrate produced per 24 hours.

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Thickener - an overview ScienceDirect Topics

The thickener was applied at various concentrations (0, 4, 8, or 12 g/l) in the pretreatment bath to determine the effect of cationization on the optimal level of thickener. The concentrations of soda ash and urea in the pre-treatment were 40 and 100 g/l respectively.

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Disc Thickener - Yunda - 运达造纸设备

Disc Thickener. ZNP gravity multi-disc thickener, a machine for thickening pulp independently developed and designed by Yunda, base on years’ practical experience on disc filter, meanwhile absorbing advanced technology both at home and abroad in combination of actual situation of domestic papermakers. This equipment belongs to continuous ...

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Feed Dilution-Based Design of a Thickener for Refuse ...

The flux of the pulp with the plant solids concentration (i.e., 10% by weight) was 60% lower than that of the pulp with 4% solids. A thickener with a diameter of 22 m based on the dilution of feed ...

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Thickening Agent - an overview ScienceDirect Topics

The thickener was applied at various concentrations (0, 4, 8, or 12 g/l) in the pretreatment bath to determine the effect of cationization on the optimal level of thickener. The concentrations of soda ash and urea in the pre-treatment were 40 and 100 g/l respectively.

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Ultimate Guide About Thickener - Mining-pedia

2019-5-22  The quality of thickener will directly affect the result of dewatering operation, and high-quality thickener will increase 20%-30% thickening concentration, then strengthen thickening result. In practice, the common thickening equipment includes: r ake thickener, high-efficient thickener, deep cone thickener, titled plate thickener.

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Pulp Thickener - vanguardtec

2021-5-19  Pulp Thickener Share Product introduction: The thickener is a piece of important equipment to increase the concentration of the slurry and obtain the proper concentration in the production process.

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Pulp thickener_The NIle Machinery Co.,Ltd

2021-6-28  The high-efficiency pulp thickener is mainly composed of a circular thickening tank and a rake mud scraper. The solid particles suspended in the slurry in the thickening tank settle under the action of gravity, and the upper part becomes clarified water, so that the solid and liquid can be separated and deposited on The slime at the bottom of the concentration tank is continuously scraped and ...

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Concentrate Dewatering Thickening

2016-10-21  The size of a concentrate thickener is determined by the tonnage of solid material to be dewatered, the amount of water in the pulp, and the settling rate of the solids. In the absence of specific data, it is usual, for the purposes of rough calculations, to allow 10-15 sq. ft. of tank area per ton of dry concentrate produced per 24 hours.

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Superior gravity disc thickener manufacturer

2021-3-16  The gravity disc thickener is insensitive to the change of the flow rate and concentration of the pulp, and is widely used to handle the pulp with high and low dissociation easily. Advantages It applies for various shorter fiber or higher consistency of pulp such as mechanical wood pulp, waste pulp, reed pulp, bamboo pulp, bagasse pulp, low ...

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Disc Thickener - Yunda - 运达造纸设备

Disc Thickener. ZNP gravity multi-disc thickener, a machine for thickening pulp independently developed and designed by Yunda, base on years’ practical experience on disc filter, meanwhile absorbing advanced technology both at home and abroad in combination of actual situation of domestic papermakers. This equipment belongs to continuous ...

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(PDF) Thickening in the 20th century: A historical perspective

concentration profile in the thickener is calculated using Eq. ... This method is based on the relationship between the concentration of solids contained in a pulp and their settling velocity ...

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carbon leaching - Xinhai

2021-6-25  02 Concentration before leaching. The concentration of pulp can not only affect the leaching time, but also affect the suspension state of activated carbon. In order to achieve the appropriate leaching concentration of the pulp, it is necessary to dehydrate the pulp through the thickener before leaching.

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Ultimate Guide About Thickener - Mining-pedia

2019-5-22  The quality of thickener will directly affect the result of dewatering operation, and high-quality thickener will increase 20%-30% thickening concentration, then strengthen thickening result. In practice, the common thickening equipment includes: r ake thickener, high-efficient thickener, deep cone thickener, titled plate thickener.

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Seven Highlights of Xinhai Thickener! - Xinhai

2020-8-7  The pulp concentration reacted with reagents is able to automatically dilute and not change with the feeding concentration. The concentration self-stable effect makes sure that pulp can form flocculating constituent rapidly and the flocculating constituent is not easy to be broken.

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Most common problems in thickener operations (part 1)

Figure 2. Water balance of a high-density thickener in an iron ore concentrator plant. The most common problems in thickener operations include the presence of suspended solids in the recovered water and the density or percentage of solids of the thickener

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Concentrate Dewatering Thickening

2016-10-21  The size of a concentrate thickener is determined by the tonnage of solid material to be dewatered, the amount of water in the pulp, and the settling rate of the solids. In the absence of specific data, it is usual, for the purposes of rough calculations, to allow 10-15 sq. ft. of tank area per ton of dry concentrate produced per 24 hours.

Get Price

Superior gravity disc thickener manufacturer

2021-3-16  The gravity disc thickener is insensitive to the change of the flow rate and concentration of the pulp, and is widely used to handle the pulp with high and low dissociation easily. Advantages It applies for various shorter fiber or higher consistency of pulp such as mechanical wood pulp, waste pulp, reed pulp, bamboo pulp, bagasse pulp, low ...

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Most common problems in thickener operations (part 1)

Figure 2. Water balance of a high-density thickener in an iron ore concentrator plant. The most common problems in thickener operations include the presence of suspended solids in the recovered water and the density or percentage of solids of the thickener

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Magnetic Thickeners - SolidsWiki

2017-10-13  Magnetic Thickeners are used for concentrating of fine and tailings pulp. its structure is simple ,torsion is large, standardization level is high. Adopting intelligent control, can test the running resistance random , adjust the running state. It can realize stepless speed control (hydraulic or inverter), in order to adapt to ore pulp works are of different concentration and proportion.

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Pulp Thickening

ZNP Series Disc Thickener. ZNP Series Disc Thickener, the paper pulp washer and thickener machine is mainly used to wash and thicken for low consistency slurry like mechanical wood pulp, waste paper pulp and reed pulp, bamboo pulp, bagasse pulp, straw pulp, etc. Learn more.

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Beginners guide to thickeners - Metso Outotec

2017-6-16  Beginners guide to thickeners. Thickening is a process where a slurry or solid-liquid mixture is separated to a dense slurry containing most of the solids and an overflow of essentially clear water (or liquor in leaching processes). The driving force for the separation is gravitational, where the differences in phase densities drive the ...

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(PDF) Thickening in the 20th century: A historical perspective

concentration profile in the thickener is calculated using Eq. ... This method is based on the relationship between the concentration of solids contained in a pulp and their settling velocity ...

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Disc Thickener - Yunda - 运达造纸设备

Disc Thickener. ZNP gravity multi-disc thickener, a machine for thickening pulp independently developed and designed by Yunda, base on years’ practical experience on disc filter, meanwhile absorbing advanced technology both at home and abroad in combination of actual situation of domestic papermakers. This equipment belongs to continuous ...

Get Price

Thickener for concentration of fibre suspensions - Metso ...

2004-8-17  The present invention relates to a thickener for concentration of a fibre suspension containing relatively coarse undesired particles. In the pulp production industry fibre pulp suspensions are treated in several subsequent process steps, each process step comprising separate process equipment.

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Optimization of the Methylation Conditions of Kraft ...

For this purpose, cellulose pulp was treated with sodium hydroxide under different conditions of alkali concentration (20, 30 and 40%), temperature (20, 45 and 75 °C) and contact time (1 and 2 h).

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