How to measure the maximum discharge particle size of the crusher

MJ Series Jaw Crusher

MJ Series Jaw Crusher

MJ series jaw crusher is mainly used as a coarse crushing crusher. Its purpose is to crush rocks into smaller particle sizes for subsequent processing…

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MC Series Single-Cylinder Hydraulic Cone Crusher

MC Series Single-Cylinder Hydraulic Cone Crusher

MC series single cylinder hydraulic cone crusher is used in secondary and fine crushing operations. It is widely used in metallurgy, construction, highway,…

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ML Series Vertical Shaft Impact Crusher

ML Series Vertical Shaft Impact Crusher

Vertical shaft impact crusher is often used in the final crushing circuit. Due to the ability to produce fine-grained final products, ML series vertical…

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MD Series Multi-Cylinder Hydraulic Cone Crusher

MD Series Multi-Cylinder Hydraulic Cone Crusher

MD series multi-cylinder hydraulic cone crusher is used in the second and third stages of mineral processing and stone crushing, as well as the superfine…

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MF Series Fixed Shaft Circular Vibrating Screen

MF Series Fixed Shaft Circular Vibrating Screen

In order to eliminate the phenomenon of unbalanced vibration, unstable amplitude, on/off bounce, poor screening effect, and cracking of the screen box…

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MGD Series Vibrating Feeder

MGD Series Vibrating Feeder

MGD series vibrating feeder is designed for ultra-heavy working conditions and is suitable for feeding materials to primary jaw crushers, primary impact…

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MGB series hopper discharge feeder

MGB series hopper discharge feeder

MGB series hopper discharge feeder is mainly used for the uniform, quantitative and automatic control of under-silo feeding of bulk materials.…

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MZA/K Series Circular Vibrating Screen

MZA/K Series Circular Vibrating Screen

MZA/K series circular vibrating screen produced by Meilan has an axis-eccentric circular vibrating screen, which can be used for dry and wet classification…

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  • OBORTS Company, Opposite the residence of old General Mambou, Near Dragage, Bastos, Yaoundé, Cameroon
    Email: [email protected]

  • Cement Crushing Operation Particle Size

    How to Control the Discharge Size in Crushing Stone and Jul 28, 2020 · In the case of smooth operation of the crusher, the particle size of the sand and stone should be controlled and the acicular and flaky particles should be reduced. The acicular particles are those whose length of the stone particles is larger than 2.4 times the average

  • How to Control the Discharge Size in Crushing Stone and

    Mar 27, 2021· In the sand and stone aggregate market, stones or sand the customers need to have a certain standard particle size, for example: gravel is divided into 5-10 mm, 10-20 mm, 16-31.5 mm, sand is divided into coarse sand (average particle size of 0.5 mm or more), medium sand (average particle size of 0.35-0.5 mm), fine sand (average particle size of

  • Particle counter - Wikipedia

    Solid particle counters are used to measure dry particles for various industrial applications. One such application could be for the detection of particle size coming from a rock crusher within a mining quarry. Sieves are the standard instruments used to measure dry particle size. Vision based systems are also used to measure dry particle size.

  • Crusher Close Side Settings - Mineral Processing & Metallurgy

    Jan 17, 2016· Feed opening Feed opening (depth of the cavity) defines the maximum feed size of the crusher. In the C jaw crusher, the feed opening is measured from the top of the tooth of the fixed jaw to the bottom of the tooth of the movable jaw in a straight line perpendicular to …

  • Difference Between Standard and Short Head Cone Crusher

    The maximum feed size is 300 mm, and the discharge size is about 20-40 mm. The short head cone crusher can be used for tertiary or quaternary crushing (fine crushing). The maximum feed size is 120 mm, and the output size is 5-20 mm. There are three designs for standard head and end cone crusher: “coarse”, “medium” and “fine”.

  • High-pressure Suspension Mill - Cone Crusher,crushing

    The finished powder size ranges from the maximum particle diameter of 0.613mm (30mesh) to the finest diameter of 0.033 mm (425 mesh). A few materials can-reach 0.013mm (1000 mesh). Its dust-removing effect exactly meets the National Dust Discharge Standard. The …

  • Jaw Crushers McLanahan

    The information below will determine the size Jaw Crusher for most applications: Maximum material lump, or largest size expected to be crushed; Tons per hour rate needing to be crushed; Desired size of discharge material needed; Operating hours per day. F100 is the maximum gape opening on a Jaw Crusher. F80 is the feed size to the Jaw Crusher

  • Jaw Crusher - ScienceDirect

    Jan 01, 2016· The maximum size of particle dropping out of the crusher (dMAX) will be determined by the maximum distance set at the bottom between the two plates (LMAX). The rate at which the crushed particles pass between the jaws would depend on the frequency of reversal of the moving jaw. Download : Download full-size image Figure 4.4.

  • Roll crushers - SlideShare

    Apr 24, 2015· If a 2 inch particle is fed to the roll crusher the absolute smallest size one could expect from the crusher is 1/2 inch. Roll crushers will only crush material down to a minimum particle size of about 10 Mesh (2 mm). A roll crusher crushes using compression, with two rolls rotating about a shaft, towards the gap between the rolls 5.

  • Mineral Processing Sampling & Crushing - Sampling Crushing

    View Notes - Mineral Processing Sampling & Crushing from MET ENG. 312 at University of Zimbabwe. Sampling & Crushing The lecture will cover; Sampling of ore and products Particle size analysis

  • P&Q University Lesson 7- Crushing & Secondary Breaking

    Sep 02, 2019· With a so-equipped mobile crusher, the feed operator can shut the machine down or change the size of the material, all using the remote control, or use it to “walk” the crusher from one part of the site to the other, or onto a flat bed trailer for relocation to a different quarry or recycling yard.

  • cone crusher discharge opening size calculation Prominer

    Analysis of the Reason for the Discharge Size of Cone Crusher 2020-06-10 10:14:36 Cone crusher is an indispensable equipment in the crushing market. It has many models and can be used in many industries. It can be used to crush ore, slag, rock and other materials. The discharge particle size determines its working performance. Get Price

  • Blast fragmentation measurements in open pits

    Aug 31, 2017· “Blast fragmentation measurement is usually depicted,” he explains, “as a particle size distribution (PSD) curve relationship of percentage of rock passing verses rock size.” “Quantifying blast fragmentation is useful for measuring blasting performance to determine if the blast has effectively broken the rock mass to enable it to be

  • Tips to maximize crushing efficiency - Pit & Quarry : Pit

    May 13, 2019· The reduction ratio is then calculated by comparing the input feed size passing 80 percent versus the discharge size that passes 80 percent. The finer the closed-side setting, the greater the proportion of fines produced. The closed-side setting of a jaw crusher helps determine the nip angle within a chamber, typically 19 to 23 degrees.

  • Primary Crusher - an overview ScienceDirect Topics

    Primary coal crusher: Used for larger coal size. The primary coal crushers may be of different types such as: (1) coal jaw, (2) coal hammer, and (3) ring granulator. Secondary coal crusher: Used when the coal coming from the supplier is large enough to be handled by a single crusher. The primary crusher converts the feed size to one that is

  • Impact Crusher VS Hammer Crusher [7 Pics & 10 Tips] M&C

    Hammer crusher is divided into single rotor and double rotor. The main body is composed of box, rotor, hammer head, impact lining plate, sieve plate, etc. it can directly crush the material with the maximum particle size of 600-1800 mm to 25mm or below. 2. Crushing Chamber

  • Process engineering: Particle size reduction techniques

    Feb 15, 2005· Size-reducing equipment relies on compression or impact. Compression is applied via moving jaws, rolls or a gyratory cone. The maximum discharge size is set by the clearance, which is adjustable. Impact-based equipment commonly uses hammers or media. The pros and cons of several types of size-reduction equipment are shown in the table.

  • Impact Crusher Rock Crusher Manufacturer HPOWER

    This crushing equipment uses a unique three cavity vortex structure, which increases the feeding particle size to a range of 150-900mm, and a large capacity of 32-804t/h. Product shapes are round, and the discharge granularity is between 25-50mm (80-90%).

  • Cone Crusher Discharge Size Determination-cone Crusher

    Analysis Of The Reason For The Discharge Size Of Cone . Analysis of the reason for the discharge size of cone crusher 20200610 101436 cone crusher is an indispensable equipment in the crushing market it has many models and can be used in many industries it can be used to crush ore slag rock and other materials the discharge particle size determines its working performance

  • Cone crusher basics in 4 minutes — SRP

    The widest distance is known as the open side setting (OSS) and the narrowest, the closed side setting (CSS). These settings are important. The OSS is the largest distance between the concave and the mantle at the bottom of the crusher, so it determines the largest particle size of the outgoing product.

  • Maximizing Screening Efficiency - MYS

    A measure of how much of the feed material should have gone through the hole versus Particle Size The closer the particle size to the aperture, the harder to pass it. o Less than 4:1 ratio of bed depth to aperture size at the discharge of the deck is recommended for efficient screening. e.g. –For a ½” aperture, a bed depth at

  • Jaw Crusher - ScienceDirect

    Jan 01, 2016· To evaluate the work index they considered the maximum size in the feed and also the maximum size of particles in the discharge from the crusher. To determine the size through which 80% of the feed passed, they considered a large database relating the maximum particle size …

  • Hammer Mill Application Focus: Grinding Grains for Animal

    Mar 29, 2013· The primary factor determining finished particle size is the measurement of the perforations in the screen covering the discharge area. The size of these perforations is equal to the maximum finished particle size of the material processed. The ideal particle size range of 650 to 750 microns³ can easily and consistently be achieved through

  • The pros and cons of cone crusher applications – Quarry

    Apr 16, 2021· A measure of the size reduction achieved for a particular crusher application is the reduction ratio. A cone crusher in a secondary crushing application will typically work with a 3.5:1 to 5:1 reduction ratio. Tertiary cone crusher configurations typically work with a reduction ratio of 2.5:1 to 4:1.

  • 3 - Comminution.pdf - Variations of Particle Fracture

    For crushing, it is often taken as the ratio of the feed opening (gape) to the discharge opening (set) of equipment ! Maximum particle sizes are used sometimes product feed d d Rr = Jaw Crusher ! Consists of 2 crushing faces or jaws: " one stationary and rigidly mounted " …

  • Large Size Reduction Crusher Crusher Mills, Cone Crusher

    Gold crusher plant refers to size reduction of raw gold ore and crushing the big massive materials into required final particle sizes. Particle Size Reduction, Crusher and Grinding Mill – Stone … PARTICLE SIZE REDUCTION Three main principles govern the size reduction of solid …

  • The Models And Parameters Of Cone Crusher

    cone crusher controls the particle size of material according to reducing the size of the discharge opening, so it is not suitable for ultra-fine sand or sand making. The difference in the cost-performance ratio The technology of single-cylinder hydraulic cone crusher is more advanced and higher efficient to operate.

  • Hazard Prevention and Control in the Work Environment

    Therefore, the most appropriate measure of particle size, for most occupational hygiene situations, is particle aerodynamic diameter, defined as "the diameter of a hypothetical sphere of density 1 g/cm3 having the same terminal settling velocity in calm air as the particle in question, regardless of its geometric size, shape and true density."

  • Stone Crusher Cone & Jaw Crushers Machine Manufacturer

    The crusher has a maximum feed size. When the feed particle size is too large to the equipment caused serious damage. Whether soft or medium-hard material, both cause different damage. If some of the materials are larger than the maximum feeding size of the crusher, the crusher is easy to appear stuck cavity, blocking phenomenon, affecting the

  • Size Reduction Equipment

    The maximum size of the product is 2d. These operates most effectively when set to give a reduction ratio of 3 or 4 or 1. That is the max diameter of the particle is 1/3rd or 1/4th of that feed. The forces exerted by these rolls are very great from 8700 – 70000 N/cm. To allow unbreakable material to …

  • Chapter 18. Feed Milling Processes

    In many formulae, a decrease in particle size is necessary to attain a sufficient number of particles of an essential additive (vitamin, mineral, medication) for dispersion in each daily feed unit. This may require the particle size to be the diameter of dust, 10 to 50 microns.

  • Determining Discharge Rates of Particulate Solids AIChE

    Coarse particulates (average particle size d p ≥ 500 μm) must be treated differently than fine powders. The design and sizing of many common types of equipment, such as silos and bins, filling machines, slot flowmeters, slidegate valves, silo blenders, and fertilizer spreaders, depend on our ability to predict discharge rates.


    determination of relative energy consumpton of a jaw crusher in depending on the width of the discharge port and of the particle size distribution of the crushing product October 2018 Projects

  • Raptor® Cone Crushers Smart cone crushers with advanced

    power-based control or particle size analysis, which automatically adjusts the close-side settings. The benefit is increased consistency of particle size. Remote data visibility You can remotely monitor operational and health metrics of the crusher, and set alarm limits with push notifications available on

  • MIE - Minimum Ignition Energy of dust - PowderProcess

    1. Definition of MIE What is the MIE of a powder ? The Minimum Ignition Energy MIE is very important for dust explosion risks analysis, it will show how easy a dust cloud can be ignited. The MIE is equal to the minimal energy needed to be brought by a spark to a dust cloud of a given concentration in order to ignite it following a specific experimental procedure [Laurent].

  • Inline Particle Measurement - Malvern Panalytical

    QQ Monitor the particle size within continuous fluid bed dryers in order to allow control of the material feed and the height of bed. QQ Monitor material segregation or contamination during silo discharge. Technical Data: QQ Measurement Range: particle size: 50 μm … 6000 μm velocity: 0,01 m/s … 50 m/s QQ Maximum Concentration:


    In accordance with the selected target function, energy consumption patterns are synthesized depending on the width of the discharge port and the particle size distribution of the crushing product.

  • Guide to the Proper Selection and Sizing of Industrial

    4. Is the crusher design and construction suitable for the special application requirements such as resistance to corrosion, maintenance of purity or sanitary requirements? 5. Will the crusher produce the output particle size required? 6. Will the crusher produce excessive fines? 7. Will the equipment operate with minimal noise or vibration? 8.


    Maximum size that can be accepted into the crusher is approximately 80% of the gape. Jaw crushers are operated to produce a size reduction ratio between 4:1 and 9:1. Gyratory crushers can produce size reduction ratios over a somewhat larger range of 3:1 to 10:1. The primary operating variable available on a crusher is the set and on jaw and

  • Four Factors Influencing Product Size of Hydraulic Cone

    Oct 10, 2020· Here we share four factors affecting the product size of single cylinder hydraulic cone crusher. 1. The influence of stroke on product granularity. The stroke is the distance from the loose side discharge port to the tight side discharge port of the cone crusher. The stroke has an effect on the particle size of the product.

  • how to calculate the ball mill discharge size distribution

    Other characteristics include particle size distribution, bulk density, abrasiveness, moisture content, The maximum discharge size is set by the clearance, which is adjustable. Schematic representation of the crushing mechanism in a ball mill In wet grinding, the surrounding medium is …

  • AMIT 135: Lesson 5 Crushing – Mining Mill Operator Training

    Open side set (OSS): The maximum discharge aperture; Throw: The maximum size of a particle dropping out of the crusher d max is determined by the open size setting if a 3 mm crusher product is required, maximum feed size to the secondary crusher would be 240 mm. Thus, the feed to the primary crusher should not exceed 2400 mm.

  • Particle technology lab report - SlideShare

    Feb 16, 2017· Crusher are low speed machine for coarse reduction of large particles Approx. size of reduced of material from a crusher ranges from 150mm to 250 mm. Types of crusher Jaw crushers Gyratory crushers Double role crushers Jaw crusher Jaw crusher is a type of crusher which produces coarse particle. Feed size of the jaw crusher is 1500mm-40mm and