CN104475188A
A high-speed double roll crusher comprises a base 9, a driven belt pulley 10, a motor 12, a driving belt pulley 13 and a pair of crushing rolls, the output shaft of the motor 12 drives the driving belt pulley 13, the driven belt pulley 10 is coaxial to a main shaft 16, the static portion of a slide way 19 is connected to the base 9 through a bolt, the bearing seat of the main shaft 16 ...
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High pressure grinding rolls HRC 8 HRC
and another roller that is floating. The two rotating rollers generate such a high pressure that it grinds the feed material to the desired smaller grain size. Higher availability & reliability HRC 8 provides an optimal crushing force with the use of adjustable hydraulic cylinders and variable speed. One can also adjust the speed and pressure ...
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Roll Crushers
The two crusher rolls, equipped with crushing segments, rotate inward and crush oversized material, while fine material passes the crusher without additional crushing. The adjustable gap between the crusher rolls defines the size of product material that exits the other side and falls towards the outlet chute. ... Double Roll Crushers Shell MRM ...
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Roll crushers | PPT
8. DOUBLE ROLL CRUSHER Working Principle and Structure of Double Roller Crusher 1.this series of roll crusher is mainly formed by the roller, roller support bearing, compression and adjusting device, drive components etc. 2.the adjustment of the particle size: between the two rollers equipped with adjustment device like pads or wedge.The wedge …
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Roll crushers – ERC and double roll crusher – FLS
In the Double Roll Crusher, the hydraulic system automatically reacts by retracting one roll and letting tramp metal or overloading material pass through the gap, reducing the need for personnel to enter the crushing chamber, ensuring greater operator safety and reducing downtime. ... It consists of one or more cylindrical rollers that rotate ...
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Heavy-duty single roll crusher
Magaldi Single-Roll Crusher features a toothed roll assembly, which crushes the incoming feed material against anvil plates. ... whose design produces more crushing force than a double-roll design while reducing initial cost and power consumption. ... Operating speed (RPM) 15÷60: 15÷60: 15÷60: Motor power (kW) 2 x (7,5÷18,5) 2 x (11,22) 2 x ...
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Double-roller Crusher
The Roller crusher with smooth rollers DRC 200х125 is designed to crush brittle materials of various strengths. The operational principle of the roller crusher is based on simultaneous …
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Double Roller Crushers
Double Roller Crushers are Roller Crushers that are widely used for secondary and fine crushing in the industry of mining, building materials, chemical industry, and metallurgy and so on. It can crush materials in middle hardness such as rocks, ore, coke, lump coal, slag, mineral slag, cement clinker, fireproof materials, and so on.
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Roll Crusher
Roll Crushers. In Mineral Processing Design and Operations (Second Edition), 2016. 6.1 Introduction. Roll crushers consist of two or more adjacent rolls placed parallel to each other and rotated in opposite directions. Single roll crushers are also available which rotate a single roll against a fixed breaker plate. Mineral or rock particles placed between the rolls are nipped and …
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Sampling Sizers/Roll Crushers
Tramp can also refer to inclusions in the material feed to a machine (i.e. crusher) that the machine is not designed to handle. For example, a large particle of hard rock would be considered tramp for a Double Roll Crusher since Double Roll …
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Crushing solutions
With its Double Roller Crusher (RI - Normal Duty) and Sizer (RL - Heavy Duty), BEDESCHI has a dual-pronged approach to material processing. ... Rollers' speed can be adjusted within a range of +/-10% of the originally designed speed. In addition to operational flexibility, the crushers.
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Double roll crusher
Double roll crusher or double roller crusher - thyssenkrupp Polysius: Bridging the gap between innovation and engineering excellence.
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2PG SERIES DOUBLE ROLLER CRUSHER
Double roll crushers are used for both, primary and secondary crushing. They guarantee a strictly defined final grain size with a minimum of fine grains. Raw materials, secondary materials and …
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Double Roll Crusher
DOUBLE ROLL CRUSHER DR13 Features Solution for medium-hard rock as well as sticky and soft materials (coal, limestone, clay, salt, etc.) Weld-on hard-faced crushing teeth with various configurations for most difficult applications Integrated flywheel equalizing torque peaks, thus reducing required motor power Permanent parallel position of crushing rolls due to hydraulic …
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(PDF) The Influence of the Structure of Double Toothed Roller Crusher
By taking the double toothed roller crusher as case study, the optimization results show that proposed method can significantly improve the calculation efficiency, and compared with the ...
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CN1291791C
The present invention relates to a double-roll crusher which comprises a frame, a pedestal, roll shafts, rollers and a transmission part. The roll shafts are a high-speed roll shaft and a low-speed roll shaft which are respectively provided with a roller, the low-speed roller is a smooth roller, a plurality of cutter blades are arranged on the high-speed roller, the two rollers relatively ...
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Laboratory-scale validation of a DEM model of a toothed double …
A discrete element method (DEM) model of the crushing process of a toothed double-roll crusher (TDRC) is established using the bonded particle model. DEM results and experimental data are compared quantitatively and a relatively good agreement is observed. The effects of rotation speed and structure of crushing rolls on the performance of TDRC are …
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PG DOUBLE ROLLER CRUSHER
The PG series double roller crusher is a new type crusher absorbing foreign advanced technology to be developed on the basis of China's national conditions. It is mainly used for crushing coke, also suitable for crushing coal and other materials with similar hardness. ... Rotating speed (rpm) Power (kw) Weight (t) Toothed Roller: 2PGC0405 ...
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DRC-Double roll crusher | A crusher for all scenarios
The DRC-Double roll crusher is designed in such a way that the rollers can be reversed from standstill with extremely high starting torques. Foreign objects that cannot be crushed are automatically released from the crushing chamber.
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DOUBLE-ROLLER CRUSHER
DOUBLE-ROLLER CRUSHER DRC 200x125 The roller crusher with smooth rollers DRC 200x125 is designed to crush brittle materials of various strengths. The operational principle of the roller crusher is based on simultaneous compressive and shear strains between rollers rotating in opposite directions. The grain size of the crushed material
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Crusher Works | Quality Mobile Crushers, Screens,
Edge RS1500 Roll Sizer (Double Roll Crusher) The EDGE – ROLL SIZER offers a new concept in mineral sizing solution. The EDGE RS1500 roll sizer has been designed for the secondary and tertiary crushing of medium-hard, sticky and soft materials such as coal, lignite, clay, limestone and other bituminous and sub-bituminous materials.
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Double Roll Crushers | Moore Watson Ltd
Double roll crusher Roll Crusher / top of page. MOORE WATSON LTD. ... The DRC series roller crusher is widely used in tertiary crushing with the material feeding size less than 30mm ... The Hypro-Crush DRC series is a British …
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Roller Mills
Double-roller mill. The doubel-roller mills can be used to crush brittle materials such as ore, slag, glass, ceramics, battery materials, limestone, … up to a Mohs hardness of approx. 8.5. Depending on the material and size of the crusher, comminution ratios of 1:2, …, 1:5, max. up to approx. 1:20 can be realized.
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Double Roll Crusher, 13mm Particle Size
The Marcy® Double Roll Crusher has Cast Ni-Hard Roll Facing grinding elements perfect for rock, ore and minerals for final a particle size of 2mm. ... Output size is controlled by adjusting the gap between the rollers using a hand lever. ... The unit features a V-belt drive, with a 5hp TEFC motor that produces uniform speed throughout the ...
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Roll Crusher
Roll Crusher Roller crusher is also known as roll crusher, which relies on the high-speed rotation of roll wheel to crush materials. The commonly used roll crusher types include double roller crusher, toothed roller crusher, four roller crusher, etc. Processing capacity: 5-100 t/h Roller diameter: 400-700 mm Feeding size: ≤25-≤100 mm ...
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Double Roller Crusher Rock Stone Crushing Machine …
WYDDDARY Double Roller Crusher Rock Stone Crushing Machine Concrete Grinder Electric Shatter Pulverizer 220V 1.5KW ... improved work efficiency. The roll rotating speed is 450rpm. 【Premium Material】Solid double roller wheel, uniform discharge size, adjustable discharge size, strong wear resistance. Pure copper motor, high quality, more ...
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Crushing solutions
It is possible to modify the output gap between the two rollers to obtain the material crushed at the desired size. Rollers' speed can be adjusted within a range of +/-10% of the originally designed …
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The Influence of the Structure of Double Toothed Roller …
the influence factors of the roller spacing, the rotational speed and the pitch angle. The best test scheme and the order of three influencing factors are obtained, which provides the basis for the ... double roller crusher and to predict the particle size distribution of …
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Laboratory-scale validation of a DEM model of a toothed double …
A toothed double-roll crusher (referred to hereafter as TDRC) consists of a pair of oppositely rotating rolls, which have a series of intermeshing teeth protruding from the roll surfaces. ... For case 1 (the rotation speed of 50 rpm), the final total number of broken bonds is 21,185. When the speed increases to 100 rpm (case 2), the increasing ...
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What's a Double-Roller Crusher?
The double-roller crusher should strengthen the iron removal work of feeding ore. Non-crushing objects (bits, etc.) falling into the pair of rollers will damage the crusher, resulting in a parking accident. Therefore, an iron removal device should be installed before the crusher. The viscous material is easy to block the crushing space.
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