1, a kind of gear type double-roll crusher, it comprises mainframe, hopper, body, bearing block, bearing, running roller, baffle plate, belt pulley, motor, look nut, pressure regulation rod, pressure spring, it is characterized in that: difference fixedly connected gear (3) on the axis of two running rollers (6), two gears (3) are meshing with ...
The core of the test plant is a double roll crusher DRC 450x450 toothed rolls. Fig. 3 shows a 3D view of the crusher without the drive units and inlet hopper. The roll crusher has two cylindrical rolls, which are designed as fixed (2) and retractable (4).
A. Double Roll Crusher. Double roll crusher is a commonly used roll crusher, whose structure is detailed in Figure 1. Its crushing mechanism is a pair of cylindrical rolls mounted horizontally parallel to each other on the frame. The material is added to the feed box 16 and falls on top of the rotating rolls. The material is pulled …
Some standard roll crushers include single-roll, double-roll, and triple-roll crushers. They can also be designed with smooth or corrugated surfaces on the rollers to provide different levels of crushing action. How Roll …
The equipment is mainly to complete the bulk crushing of materials. The smooth surface of one roll and the sawtooth of the other roll that mainly to play the role of extrusion, bending and grinding on the material. This type of double-roller crusher mainly uses to crushing clay and coal. If you know the price of a roller crusher machine.
The Double Roll Crusher crushes a wide range of material types reaching compressive strengths of up to 150 MPa and higher. It is less sensitive to wet and sticky material than …
Application of Double Roller Crusher The roller crusher has widely application in the industries of mining, building materials, chemical industry, metallurgy, etc. The roller crusher can do secondary and fine crushing of materials with middle hardness or middle minus hardness, such as mineral, rocks, coke, coal, slag, etc.
Traditional toothed roll crusher is usually driven by double-motors. Two sets of motors, couplers and reducers are adopted to drive the independent rollers so that the rollers have the power to crush large coal materials. Traditional toothed roll crusher structure. The coupler is applied between reducer and rolls to transfer torque.
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. This is done with the help of the hydraulic gap adjustment, which can open and close the crushing gap fast.
The Double Roll Crusher crushes a wide range of material types reaching compressive strengths of up to 150 MPa and higher. It is less sensitive to wet and sticky material than RollSizers and can take in larger feed sizes, making it the optimal primary crusher for soft and medium hard rocks. Technical specification Application data
Double roll crusher with material by weight and the friction between the roll surface into the crusher and discharge within the broken. Through changes in two double roll crusher roller bearing pads between the number, or the use of worm gear to adjust the mechanical adjustment between the two rollers the force generated to maintain the ...
The top stage of the Quad Roll crusher is essentially made up of a double roll crusher, which is designed with the appropriate diameter rolls and tooth configuration to readily grab the incoming feed material. This stage is designed to reduce larger feed sizes at a 4:1 ratio before feeding directly to the secondary stage.
Product Details: The equipment has two counter-rotating rolls which are placed on a horizontal sturdy frame. The crushing section of the rolls is encircled in a fabricated way. While one of the rolls is in a fixed position, the other is floating which helps to manage the product size and the release of un-crushable material through the spring ...
The Doule Roller Crusher, also known as roll crushe r, or toothed roll crusher, is suitable for fine crushing medium hardness rock with compressive strength ≤160MPa, such as ore, rock, coke, coal, clinker, …
Cost. With the design differences also comes cost differences. The Double Roll Crusher is the more cost-effective option of the two. The main differences that make up the majority of the cost …
Double-toothed roller crushers are commonly used in mineral processing plants. The crushing ratio is 3~15, and the particle size must not exceed 25mm. The Toothed Roll Crusher surface model is suitable for medium and fine crushing operation with feed particle size less than 150mm and finished product particle size of 5 - 30mm.
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 …
Marcy® Double Roll Crushers. Double Roll Crushers are useful for intermediate size reduction of hard to medium hard materials, such as rock or ore, after processing with a jaw crusher, for final reduction with a pulverizer. They also bridge the gap between laboratory and continuous production or pilot plant crushing capacities.
The roller crusher is suitable for coarse and medium crushing crisp and massive materials in the cement, chemistry, power station, mines, metallurgy, building materials, refractory and coal mines and other industries. The material feeding granularity is very big and the material discharging granularity is adjustable, and it is able to crush ...
3,250- 6,550. 3,450- 6,900. 3,650- 7,300. 1) Crusher capacity calculated based on a typical run-of-mine feed material with an average raw density 2.6t/m3 and max. feed size less or equal to 80% of crusher feed opening. Actual values are depending on feed material characteristics (e.g. hardness UCS, feed particle size distribution, moisture ...
Double-Roll-Crushers are used for the crushing or medium-hard rock as well as for sticky and soft materials, i.e. clay, marl, limestone and similar raw materials. Sticky and soft …
6.2.3 Roll crusher circuit design. Roll crushers are generally not used as primary crushers for hard ores. Even for softer ores, such as chalcocite and chalcopyrite, they have been used as secondary crushers. Choke feeding is not advisable as it tends to produce particles of irregular size. Both open and closed circuit crushing is employed.
The diameters of the light duty crushers vary between 228 and 760 mm with face lengths between 250 and 460 mm. The spring pressure for light duty rolls varies between 1.1 and 5.6 kg/m. The heavy duty crusher diameters range between 900 and 1000 mm with face length between 300 and 610 mm. In general, the spring pressures of …
This model is capable of reducing most rock-like materials of 0.5in (13mm) feed size to minus No. 10 (2mm) at a capacity up to 3,000lbs (1,361kg) per hour. Operates at 60Hz. Voltage of 230V or 460V must be selected at …
The double roll crusher is an adaptable piece of equipment that uses compression crushing by squeezing the material between two revolving rollers. The flexibility of the machine's design allows it to …
This ensures that a constant drive belt tension exists during the retraction movement of the floating roll, and during gap adjustment. The crushing rolls for primary and secondary crushers comprise a polygonal roller body equipped with exchangeable crushing segments. Unique geometry between the roller body and crushing segments, achieves …
The Steele Smooth Roll Crusher plays a key role in bulk raw material preparation, processing clays, coal fines, coke breeze and gypsum waste. Twin rollers reduce pebbles and plastic lumps to form thin, flat discs, strips or sheets of material for additional processing or pugging. Crushing and shearing improve mix quality, so we use a twin …
Overview. Mechtech SDRCs designed for primary, secondary and tertiary crushing are best suited for achieving the reduction ratios of 4:1. It is best suited for producing finer products. SDRCs are widely used and referred for their excellent reliability with simple designs and low maintenance.
Depending on the physical characteristics of raw material, one of the roll crusher types---double roll crusher can provide a reduction ratio with 3:1 in some applications while another type-triple …
Depending on the physical characteristics of raw material, one of the roll crusher types---double roll crusher can provide a reduction ratio with 3:1 in some …
The Double Roll Crusher crushes a wide range of material types reaching compressive strengths of up to 150 MPa and even above. It is less sensitive to wet and sticky …
By: Geordie Edmiston November 21, 2019. Selecting the proper Roll Crusher for an application depends on many factors. When selecting the proper Roll Crusher for an application, you must fully consider all the components of the crushing process. There are numerous factors to be considered, such as: Material to be crushed. …
The Type of Roll Crusher. The working principle of toothed roll crusher: Double-toothed roll crusher is composed of a pair of rotating toothed roller. Single-toothed crusher is composed of one rotating toothed roller and one curved crushing plate. The tooth on the roller surface can bite the coal and crush, in this way, the crushed material ...
DOVE Roll Crusher also referred to as Double Roller Crusher, or Twin Roll Crusher is highly efficient crushing machine, used in certain applications for primary, secondary and tertiary crushing applications.