Material Processing

Quarry Plant Solutions /Stone Crusher Plants
AS a leading global manufacturer of Stone Crusher equipment, we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete stone crushing plant. We also supply individual crushers and mills as well as spare parts of them.

Ratio of crusher and motor

  • Motor Protection Principles 101308 - Semantic Scholar

    (CTC) for running and stopped motor states. Typical ratio of the stopped to running CTC is 2/1 It takes the motor typically 5 time constants to cool. Thermal Model Cooling Motor Tripped Thermal Model Cooling100% load - Running. 23 The overall result of an overvoltage condition is a decrease

  • Small Jaw Crusherportable jaw crusherdiesel engine stone

    Jun 28, 2017· The small jaw crusher, also called mini jaw crusher, is designed for fast crushing of aggregates, ores, minerals, coal, coke, chemicals and other similar materials.It has two type: fixed and portable, electrical motor or diesel engine.

  • How to Choose the Right Control Method for VFDs Machine

    Oct 23, 2014· A V/f pattern defines a ratio of voltage-to-frequency for the motor to follow and a VFD can have only one V/f pattern programmed at a time. The V/f patter, or curve, determines what voltage is

  • Muncie 4-speed Transmissions Hemmings

    The 2.20:1 ratio first gear is usually referred to as the Muncie M21 transmission; based on GM's production codes. The 2.56:1 ratio is referred to as the M20. Muncie also had a second close-ratio transmission coded M22 and known as the "rock crusher," which was used behind performance big-block engines and in some Corvettes. These M22 units are

  • TECHNICAL SPECIFICATIONS QJ241 JAW CRUSHER

    Crusher Type Single Toggle - C10 bent axis motor providing a robust drive and easy belt adjustment 3 ratios. The machine is equipped with an extended main conveyor which can be hydraulically raised or lowered, making it the ideal solution for rebar clearance in

  • Jaw Crusher VS Impact Crusher (A Comparison from 7 Points

    Feb 28, 2020· 4. Working principle. 1. Jaw crusher The motor drives the belt and pulley to move the jaw up and down through an eccentric shaft. When the moving jaw rises, the angle between the toggle plate and the moving jaw increases, thus pushing the moving jaw plate closer to the fixed jaw plate.

  • (PDF) SIZE REDUCTION BY CRUSHING METHODS

    All crushers have a limited reduction ratio m eaning that size reduction will take place crusher, it becomes wedged process .And during the operation ,driv en by the motor ,the rotor will

  • 12V, 24V and 48V Brushless DC Gearmotor / BLDC Gear Motor

    GEMS provide both planetary and spur type of brushless motor gearbox with gear ratio ranging from 1:3 to 1:720. Planetary gearheads share the load through a pinion over multiple mating gears. They generally have higher torque to size ratio, higher efficiency, lower

  • Vertical Shaft Impact Crusher - AF Minerals Equipment

    The main way to adjust the reduction ratio of the VSI and GS is by adjusting the rotor rip speed. This can be done by a variable speed drive or by changing the motor/crusher pulleys. At a rotor tip speed of 45m/s, crushing is at its lowest, but we have a high capacity. At 82m/s, crushing is at its highest, but we have a lower capacity.

  • Selecting and Sizing Geared Motors KEB

    Nov 14, 2017· Gear motor manufacturers typically provide a table of typical applications. Many also list a multiplication factor based on duty. It is advised that difficult applications like a Rock Crusher have a SF in the 3.0 range or higher.

  • Crusher - Wikipedia

    A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, sand or rock dust.. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated.

  • JAW CRUSHER SERIES

    The jaw crusher line is designed for the motor sizes listed in RPG and technical specifications. This means that for harder materials, the crusher will have to be operated at larger settings to avoid overload of drive and/or motor. Using oversized motors will lead to radically shorter crusher life and various mechanical problems.

  • Turndown Ratio in AC Motor Speed Control eMotors Direct

    Feb 09, 2021· A motor's ability to operate at speeds slower than the rated base speed is measured by the turndown ratio. The turndown ratio is the lowest speed at which the motor can safely run relative to the rated base speed without suffering thermal damage. A turndown ratio of 10:1 means that a motor can be safely operated at 1/10 th of the base

  • Motor Sizing Calculations

    Calculate the inertia ratio with the following equation and check that the values found are at or below the inertia ratios shown in the table. Inertia Ratio (Reference Values) When these values are exceeded, we recommend a geared motor. Using a geared motor can increase the drivable inertia load. Inertia Ratio Total Inertia of the Machine [oz-in2]

  • Source Large Crushing Ratio Jaw Crusher Crushing Stone

    Jaw Crusher : application: Stone,Ore,Ming,Quarry,Construction and Chemical industry : Product name: Large Crushing Ratio Jaw Crusher Crushing Stone Rock Crusher for Sale : Motor Type: AC Motor : After sale Service: Life-long Service : Spare parts supply: 2 years spare parts for free : Feeding size: Less than 210 mm : Application:

  • Mobile Crushers Go Where the Work Is Hydraulics & Pneumatics

    Nov 09, 2018· The pumps are rated at 5,000 psi, as is the LSHT variable-displacement, axial-piston motor that powers the crusher. The motors power left and right track drives for moving the crusher around a job site. Once the machine reaches its destination, the operator shifts diverter valves to route hydraulic flow for crusher operations.

  • Jaw Crusher - ScienceDirect

    Jan 01, 2016· The size of a jaw crusher is usually described by the gape and the width, expressed as gape × width. The common crusher types, sizes and their performance are summarised in Table 4.1.Currently, the dimensions of the largest Blake-type jaw crusher in use are 1600 mm × 2514 mm with motor ratings of 250300 kW.

  • DESIGN AND ANALYSIS OF A HORIZONTAL SHAFT IMPACT

    An impact crusher can be further classified as Horizontal impact crusher (HSI) and vertical shaft impact crusher (VSI) based on the type of arrangement of the impact rotor and shaft. Horizontal shaft impact crusher These break rock by impacting the rock with hammers/blow bars that are fixed upon the outer edge of a spinning rotor.

  • High Reduction Ratio Crusher - 911Metallurgist

    The 911MPE-TM-T is a Jaw Crushers for Coarse Primary Crushing and Mid Range Primary Crushing. This jaw crusher is equipped with a 5 HP motor and a 5 X 7 jaw cavity that will produce a discharge crushed product of under <1mm. Well proven single toggle, high reduction Jaw Crushers.

  • Motor Sizing Calculations

    Motor Sizing. Proper sizing and selection of a motor for your equipment is key to ensuring performance, reliability and cost of the equipment. In addition to the information below for properly sizing a motor, Oriental Motor offers online motor sizing tools as well as assistance from our Technical Support staff.

  • Construction, Working and Maintenance of Crushers for

    The goal of a crusher is to crush the given material in to the material with certain size and shape. Information about crushing For primary crushing with a reduction ratio of 6 to 1. When a relatively coarse product is desired, top size usually larger than 38 mm (1 1/2") The rotational movement of the drive motor is transferred to the

  • Jaw Crusher Stone Crushers & Grinding Mills for Mines

    Learn More About ® Jaw Crusher. 1. High ratio of crushing. 2. Even final size. 3. Simple structure. 4. Reliable working condition. 5. Easy maintenance, 6. Low operating cost. Specifications Technical Data. Model: Feed opening (mm) Max. Feeding Size (mm) Adjustable Discharge opening (mm) Capacity (t/h) Motor Power (kW) Overall

  • TECHNICAL NOTES 5 CRUSHERS - Mineral Tech

    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 gyratory the open-

  • Jaw Crusher Handbook Stone Crusher PDF - JXSC Mine

    Jaw crusher is a kind of rock crusher equipment. This jaw crusher handbook that we hope can help you to learn more about the stone crusher. jaw crusher working principle. When the jaw stone crusher working, the motor drives the belt and Pulley, moves the movable jaw up

  • Impact Crusher Parts Archives Sino Machine

    Oct 15, 2017· The impact crusher range is ideal for shaping applications including making chips, sand, concrete manufacture, and glass recycling. The range includes both horizontal and vertical impact crushers. Features: 1. It has big feeding mouth, high crushing chamber, high adaptability of the material hardness and small amount of stone powders

  • Aggregate Equipment Review - Direct Drive vs Belt Drive

    This system typically has a fixed speed motor, sheaves, and v-belts to deliver crushing power to the mantle. The Blackhawk 100 Cone Crusher is different from a typical rock crusher on the market as it uses a direct drive system, eliminating the need for sheaves and v-belts.

  • Cone Crusher - an overview ScienceDirect Topics

    Figure 5.3 is a schematic diagram of a cone crusher. Figure 5.3. Sketch of a Secondary Cone Crusher. The breaking head gyrates inside an inverted truncated cone. These crushers are designed so that the head-to-depth ratio is larger than the standard gyratory crusher and the cone angles are much flatter and the slope of the mantle and the

  • How is very high torque produced to run heavy machines

    The Crusher machines are usually high-speed machines that are run directly by a motor (via belt pulley arrangements). Hence to have high torque in crushers only option is to go for a higher motor rating. Hammermill type metal crushers are seen wit

  • Perfecting the Performance of Secondary Crushers E & MJ

    In most applications, the secondary crusher has a primary target of maximizing the reduction ratio and reducing the top size and F80 for the downstream equipment. However, in some applications, the target can be also to avoid over-crushing in heap leaching applications, for example.

  • When to choose a worm or helical gear - Design World

    Oct 08, 2012· For example, If we consider a conveyor, suppose for a stone crusher where required ratio is 30/1 and motor kw 7.5 hp. So, for a stone crusher we have to consider the heavy load, the steep angle for a conveyor also being a factor and 22 hours running time. which would be better to choose.. ?

  • PE Jaw Crusher

    PE Jaw Crusher This type of crusher has a long history and belongs to traditional crushing equipment. Its motor drives the eccentric shaft to rotate via V-belt pulley and movable jaw to carry out a periodical complex pendular movement to generate crush capacity. There are two types: coarse crusher and fine crusher.

  • Crushers Shumar Engineering

    Unnecessary fines production causes excessive power consumption. Direct cost saving of motor installations, switch gear, cable and power consumption. Reduction of Crusher Segment Wear. Crusher segments last longer when the crushing is done efficiently, i.e. with the correct crushing ratio, roll speed and roll diameters are used.

  • TECHNICAL NOTES 5 CRUSHERS - Mineral Tech

    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 gyratory the open-

  • Industrial Solutions Gyratory crushers

    gyratory crushers feature a higher crushing ratio and less tendency to become clogged in the feed zone as a result of bridging Jaw gyratory crusher Weights 1) Type Feed opening Mantle diameter (oversized) Speed of eccentric bushing Max. motor power Total weight of crusher Spider 2) Heaviest weight Bottom shell 3) Main shaft 4) Eccentric bushing

  • Crushing of coal and calculation of size reduction efficiency.

    Feb 25, 2015· Roll Crusher The reduction ratio and efficiency of roll crusher is very low. The main advantage associated with roll crushers is small proportion of fines produced and more uniform size of product crushed, than the other crushers. Low capacity Low reduction ratio = F/P Sensitive to top size 2/25/2015 6:58:05 AM 38 39.

  • Magical Muncie Four-Speed Hotrod Hotline

    The Muncie M21 is a close-ratio unit originally designed to be matched with 4.11:1 or 4.56:1 GM 4 Series differentials. Of course, rodders get a little creative. The M21 was for higher performance cars, which makes it a great box to use in a rod. A close-ratio gearbox

  • the pulley ratio od a jaw crusher

    Jaw crushers,Primary jaw crusher,Jaw breaker,Stone crusher,Rock Jaw crusher is a kind of stone crusher which is used widely in many industrial to produce more than ten models of jaw crushers which all have high crushing ratio.2. The motor drives the belt and belt pulley to

  • GP200S INSTRUCTION MANUAL Pdf

    GP200S Installation 4.7 POWER TRANSMISSION The recommended driving motor is a slip ring The power is transmitted from the driving motor with a nominal speed of rotation of 25 motor to the countershaft of the crusher by 1/s (1500 rpm) or 30 1/s (1800 rpm). The using V-belts. Page 31 Installation GP200S The V-belts must be properly tightened. To

  • The difference between Jaw crusher and impact crusher

    Dec 05, 2013· And Impact crusher is a new high-efficiency crushing equipment , which is characterized by small size , simple structure, large crushing ratio ( up to 40 ) , low energy consumption , large capacity , uniform particle size , and selective crushing effect, is promising stone crushing equipment. 2 , from the crusher working principle is : There

  • Quad Roll Crushers McLanahan

    It is the heaviest-duty model of Quad Roll Crusher that McLanahan makes, but it is not intended for very hard or abrasive rock. Designed for high-capacity applications, the Super Quad Roll Crusher is capable of throughput up to 4,500 TPH and is available with dual or four motor

  • Muncie four-speeds Hemmings

    The 2.20:1 ratio is commonly designated as the Muncie M21 transmission. The 2.56:1 ratio is commonly referred to as the M20. Muncie also had a second close-ratio transmission designated M22 and often referred to as the "rock-crusher," which was used behind the highest-performance engines and in Corvettes, the M22 is a highly sought-after performance transmission.

  • Impact Crushers Design And Calculations

    The calculation of the motor power. In fact, the motor power is directly affects the level of overall efficiency. At the time of production of basic attributes, motor power and crushing material crushing ratio, rotor speed and high productivity and low have a great relationship.

  • Understanding Rear Gear Ratios - Eckler's Chevelle

    May 22, 2015· If the engine and transmission deliver 100 lb-ft. of torque to the pinion gear, and the gear ratio is 4.56:1, the output torque to the rear wheels would be 456 lb-ft. (100 x 4.56). With a taller gear ratio of 3.08:1 in the same car with identical power, the output torque would drop considerably to


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