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Spiral and rake classifiers

  • Rake / Spiral / Bowl Classifiers Separators, Classifiers

    Rake / Spiral / Bowl Classifiers Separators, Classifiers, and Screeners. View Datasheet Grit Classifier -- SCHLOSS from Smith & Loveless, Inc. The successful engineering behind S &L SCHLOSS Grit Classifiers emanates from decades of S &L SCHLOSS experience in the bulk handling and mining industries. Our rugged design takes special

  • Types of Classifiers in Mineral Processing

    May 26, 2016· Spiral Classifier In mineral processing, the Akins AKA spiral or screw Classifier has been successfully used for so many years that most mill operators are familiar with its principle and operation. This classifier embodies the simplest design,

  • US4853115A - Rake classifier - Google Patents

    Referring to FIGS. 1-4 there is illustrated a rake classifier 10 including a tank 11, a rake 12 and rake actuating means 15. The tank 11 has an inclined bottom 16, side walls 17 and end wall 20 with outlet 23 therein. The tank 11 is supported by piers 21 which contact inclined bottom 16.

  • Enviro-Care - SPECO Gritsep DS Settling Grit Classifier

    Optional air injection in conveying spiral enhances dewatering. An optional low friction, anti-wear HDPE trough liner is available in lieu of wear bars. This classifier is designed for low maintenance and reliable operation. The settling tank and discharge trough are made of

  • Classifier - an overview ScienceDirect Topics

    The rakes dip into the feed pulp, move in an eccentric motion along an inclined plane for a short distance, and then lift it up and go back to the starting point to repeat the operation. Spiral classifiers are usually preferred to the rake type as material does not slide backward. The backward sliding of material happens when the rakes are

  • Spiral Classifier - EKCP

    Spiral Classifier. EIMCO-K.C.P. Spiral Classifiers is art of separating the solid particles in a mixture of solids and liquid into fractions according to particle size or density by methods other than screening. In general, the products resulting are (1) a partially drained fraction containing the coarse material (called the underflow) and (2

  • Types And Characteristics Of The Spiral Classifier-spiral

    Spiral Classifier Rake And Spiral Classifiers. The spiral classifier or spiral classifier is an important mineral processing equipment of acer group spiral classifier is mainly used in metal processing production line according to its different settling velocity spiral classifier can be divided into high weir type low weir type and sinking weir

  • Types of Spiral Classifier in Mineral Processing - Xinhai

    Nov 15, 2019· Among them, mechanical classifier can be divided into spiral classifier, rake classifier, tank classifier and other types. With the development of classification operation, rake classifier is already replaced by spiral classifier for complicated structure and weak classification effect.

  • types of metallurgical classifiers « BINQ Mining

    Jun 25, 2013· Mineral processing Wikipedia, the free encyclopedia. In the field of extractive metallurgy, mineral processing, also known as mineral Mineral processing can involve four general types of unit operation: comminution hydrocyclones, rotating trommels, rake classifiers or fluidized classifiers

  • Spiral Classifier - goldcilplant

    Spiral Classifier. Spiral Classifier is a traditional type of classification equipment, mainly for metal mineral processing for the slurry density and particle size on the wet grade, mining operations could also be used in the flow desliming. Model: Submerged series and High Weir series. Spiral Diameter: 300-3000mm. Sink Length: 3000-14300mm

  • The main factors of spiral and rake classifiers - cathyma

    Mar 10, 2012· Spiral and Rake Classifiers Mechanical classifiers such as the spiral and rake classifiers work in a similar fashion in that both drag sediment and sand along the bottom of an inclined surface to a higher discharge point on one end of the settling chamber.

  • Spiral Classifier Of Stable Performence - Fote Machinery(FTM)

    Spiral classifier is composed of motor, reducer, cylindrical gear and bevel gear. Spiral (left and right) It is composed of the hollow shaft, bracket, spiral blade, lining iron, etc. The hollow shaft is welded by seamless steel pipe, journal and flange. Wear-resistant life is the key in use, so the lining iron is made of wear-resistant materials.

  • (PDF) ORE SEPARATION BY CLASSIFICATION

    Basically the different wet classifiers are g ravity settling tank, cone classifier, double cone class ifier, hydrocyclone classifier, spiral classifier, and rake classifier. 3.2 Gravity settling tank

  • Spiral Classifier Screw Classifier - JXSC Machine

    The Spiral Classifier is available with spiral diameters up to 120. These classifiers are built in three models with , 125% and 150% spiral submergence with straight side tanks or modified flared or full flared tanks. The spiral classifier is one of the size classifying equipment for the mining industry. It is a kind of equipment for

  • Lime Slacker Classifier - EKCP

    The classifier section utilizes Rake Classifier, similar to that which has been successfully used in the metallurgical industry for many years. Virtually all of the plus 65 mesh inert solids are removed in this compartment. The grit is sprayed with water at the top of the screw to recover any remaining soda values before discharge.

  • Types of classifiers - SlideShare

    Jun 07, 2017· SPIRAL CLASSIFIER The spiral classifier is also called as helical classifier Spiral classifier is also comes under mechanical classifier Spiral can be of single pitch or double pitch. Single pitch spirals consist of one continuous spiral ribbon. The double pitch spiral has twice the raking capacity of a single pitch assembly and consists of two

  • explain in brief rake and spiral classifier

    Common classifiers of the type include he simple gravitational devices used in wet Fig 79 Diagram of rake classifier grinding circuits, such as spiral and rake classifiers see Fig. 19, and centrifugal force devices such as the cyclone and vane classifiers see Fig. 20ir Spiral and rake classifiers work on the principle that the slower

  • Before Selecting Spiral Classifier, These Types You Need

    Nov 18, 2019· Among them, mechanical classifier can be divided into spiral classifier, rake classifier, tank classifier and other types. With the development of classification operation, rake classifier is already replaced by spiral classifier for complicated structure and weak classification effect.

  • Classifiers - SolidsWiki

    Spiral classifiers This classifier uses a continuously revolving spiral to move the sands up the slope. They can be operated at steeper slopes than the rake classifier, in which the sands tend to slip back when the rakes are removed. Steeper slopes aid the drainage of sands, giving a cleaner, drier product.

  • Classifiers - SolidsWiki

    The rakes are then withdrawn, and return to the starting-point, where the cycle is repeated; the settled material is thus slowly moved up the incline to the discharge. In the duplex type one set of rakes is moving up, while the other set returns. Spiral classifiers. This classifier uses a continuously revolving spiral to move the sands up the

  • Spiral Classifiers at Best Price in India

    Supply technologically sound and precisely designed Spiral Sand Classifier used in various industrial applications. Application Municipal waste water treatment plants, Industrial waste water treatment plants in below industries :- Rake up Capacity: 20 - 304 TPH. read more

  • Differences Between Spiral Classifier and Hydrocyclone

    Dec 04, 2018· Spiral classifier is one of the mechanical classifiers. It consists with U-verse tank, spiral device, transmission device, lifting gear and supporting bearing. The working principle of classifier is following: the slurry after grinding was sent to the U-verse tank from the feeding port.

  • 14. Which Of The Following Ore Slurry Characterist

    14. Which of the following ore slurry characteristics is the basis of the particle separating capability of rake and spiral classifiers? a) Settling characteristics b) Density characteristics c) Specific Gravity characteristics d) None of the above

  • Explain In Brief Rake And Spiral Classifier

    Explain In Brief Rake And Spiral Classifier. This book gathers technical and scientific articles by leading experts from 15 countries and originally presented at the worlds most prestigious forum on coal preparation the xviii international coal preparation congress.

  • Common Types of Spiral Classifier Used in the Mineral

    Nov 20, 2019· Among them,mechanical classifier can be divided into spiral classifier, rake classifier,tank classifier and other types. With the development of classification operation, rake classifier is already replaced by spiral classifier, tank classifier is gradually replaced by hydrocyclone.

  • machanical classifiers in mineral processing

    Mechanical classifiers and VSI Crusher for sale such as the spiral and rake classifiers work in a similar fashion in that both drag sediment and sand along the bottom of an inclined surface to a higher discharge point on one end of the settling chamber.In mineral processing, a number of unit

  • Classification - ScienceDirect

    Jan 01, 2016· When rakes are used in place of spirals, the classifiers are called Rake classifiers. These are less common than spiral classifiers. The rakes consist of one or more parallel lines of steel plates that hang from a central shaft or shafts. The plates are hinged onto these shafts and have a reciprocating movement.

  • The main factors of spiral and rake classifiers - cathyma

    Mar 10, 2012· Spiral and Rake Classifiers. Mechanical classifiers such as the spiral and rake classifiers work in a similar fashion in that both drag sediment and sand along the bottom of an inclined surface to a higher discharge point on one end of the settling chamber. The primary difference in the two systems is the mechanism by which the settled material

  • Spiral Classifier for Mineral Processing

    Aug 06, 2015· The design of these classifiers (rake, spiral, screw) have inherent problems, First, they are very susceptible to wear, caused by the scrubbing action of the ore, that plus all of the mechanical moving parts create many worn areas to contend with. The other problem that these classifiers

  • Spiral Classifier Sepor, Inc

    A Spiral Classifier is a machine that is primarily used to classify the slimes (fines) from a coarser, sandy sized material. It has an inclined trough with one or two spirals revolving slowly and free from touching the sides or bottom of the tank. The motion of the spiral creates Pool Hindered Settling in the bottom pool area, where the

  • (PDF) Particle separation and classification

    Apr 28, 2007· Spiral classifiers and rake classifiers are two . types of sedimentation classifiers. A typical . spiral classifier consists of a sloping elongated . round-bottom tank and a sand-raking spiral

  • Sizing - SlideShare

    Apr 06, 2016· Rake classifier 2. Spiral classifier 3. Log washer 28. Rake classifier The apparatus comprises a tank, one or more rakes, and a mechanism for actuating the rakes. The tank has parallel vertical side walls a, a substantially vertical wall b at one end, and a sloping bottom c of such length that its upper earl rises above the level of the

  • Spiral classifiers - Kobeshmachine

    Kobesh machines classifiers manufacturing with 3 types: Spiral classifiers, Bucket and rake classifiers. Coarse material washers Coarse Material Washers are used to wash coarse sand or crushed stone and gravel to dewater the cleaned material sufficiently so it can be conveyed to storage.

  • spiral classifier equipment in the mining

    Among them, mechanical classifier can be divided into spiral classifier, rake classifier, tank classifier and other types. With the development of classification operation, rake classifier is already replaced by spiral classifier for complicated structure and weak classification effect.

  • spiral classifiers blog

    Spiral Classifier Rake And Spiral Classifiers. Home blog spiral classifier rake and spiral classifiers spiral classifier rake and spiral classifiers the drag classifier is composed of chain link conveyor or ring belt the solidliquid mixture is lifted to the plate with screen or rake through the solidliquid mixture rake classifier

  • Rake Classifier Tuke and Bell Ltd

    The Tuke & Bell Rake Classifier is a multiple-rake reciprocating mechanism, mounted within a cleaning channel, which is a narrow, continuously sloping ramp. The reciprocating action moves the grit, up the ramp towards a discharge point above top water level. At this point the grit is free of water, which assists easy and efficient disposal, and

  • What Should You Know Before Choosing Spiral Classifier?

    Nov 07, 2018· Among them, mechanical classifier can be divided into spiral classifier, rake classifier, tank classifier and other types. With the development of classification operation, rake classifier is already replaced by spiral classifier for complicated structure and weak classification effect.

  • Spiral ClassifierSpiral Classifier ManufacturerScrew

    Hongji Group Product Superiority. Spiral classifiers or screw classifiers are important ore dressing equipment. Spiral classifier is mainly used in metal beneficiation production line to classify minerals according to their different sedimentation velocity. Screw classifiers can be divided into high weir type, low weir type and sank type according to the height of the weir.

  • soda ash spiral classifiers - africaentrepreneurs.

    May 13, 1980· Spiral classifiers and rake classifiers are single units which are used for a single separation operation in present methods of producing soda ash from trona. These classifiers do not provide the versatility of coping with fluctuations in feed rate, feed slurry solids content, or Get Price

  • Classification of Materials and Types of Classifiers

    Oct 31, 2015· The double pitch spiral has twice the raking capacity of a single pitch assembly and consists of two duplicate spiral ribbons. Rake classifier is a mechanical classifier consists of a rectangular tank with a sloping/inclined bottom. The tank is provided with movable rakes.

  • rake classifier process - annasweethome

    Rake spiral and bowl classifiers use mechanical action to dewater deslime or separate coarse bulk materials from finer materials or liquids Drag classifiers consist of a chainlink conveyor or endless belt that is dragged through a solidliquid mixture Rake classifiers lift solidliquid mixtures up onto a plate with a screen or rake.

  • Spiral Classifier for Mineral Processing - Chanderpur Group

    Jun 02, 2018· So, every classifier manufacturer knows that the design of these classifiers (rake, spiral, screw) have inherent problems due to their nature and usage. First, they are very susceptible to wear, caused by the scrubbing action of the ore; that, plus all of the mechanical moving parts create many worn areas to contend with.

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