Single Roll Crushers. Single Roll Crushers are typically used as primary crushers that provide a crushing ratio of up to 6:1. They crush materials such as ROM coal, mine refuse, shale, slate, gypsum, bauxite, salt, soft shale, etc., while producing minimal fines.Designed with intermeshing roll teeth and a curved crushing plate, they are extremely effective in …

150-300TPH double roller crusher operates through rollers. The mountain stone put into the machine through the inlet, are crushed by the squeezing between the rollers. The discharge size can be controlled by adjusting the gap between the two rollers. If the gap becomes larger, the discharged size becomes larger.

The DRC series roller crusher is widely used in tertiary crushing with the material feeding size less than 30mm and the product size 1 - 10mm of artificial sand making (cobblestone and construction waste), mineral separation (iron ore and quartz stone) and grinding material (ceramic industry).

Double Roll Crusher Brochure. Typically used as secondary or tertiary crushers, McLanahan Double Roll Crushers provide a 4:1 reduction ratio and can be used following other McLanahan equipment, such as Feeder …

The machine was design ed with a hopper as . depicted in Figure 1. ... Fabrication and Testing of a Double Roll Crusher", International Journal of Engineering Trends and Technology,

Solving for the Tension F1 F2 F1 / F2 = efθ Eq. 1 MACHINE DESIGN 2 17 2012 [DOUBLE ROLL CRUSHER DESIGN] Where: F1 = total tension on the tight side, lb F2 = total tension on the slack side, lb f = coefficient of friction, 0.25 from Table 16-15 Coefficient of Friction for Belts, for leather on cast iron pulley θ = arc of contact, rad Computing ...

Due to the low crushing ration, the thyssenkrupp Polysius Double-Roll-Crusher is producing a product size ditribution with less content of fines and therefore it is the most suitable machine for the lime-industrie. …

When larger feed sizes require up to a 6:1 ratio of reduction to achieve the final product, a Triple Roll Crusher should be chosen due to the inherent design, which allows the larger feed sizes to be readily grabbed in the large throat opening between the top (primary) roll and crushing plate.

In a quad-roll configuration, both the top and bottom stages have a 4:1 reduction ratio. The primary crushing stage at the top of the machine and the secondary stage at the bottom of the machine both consist of a double-roll arrangement. Due to the feed opening and design of the top stage, these types of Roll Crushers are best for …

Each Double Roll Crusher is selected and engineered for its specific application, thus roll elements and tooth patterns are selected based on the customer's unique applications and designed to produce a cubical …

As with other crushers, roll diameters and widths are dictated by the feed size, product size and capacity for the Double Roll Crusher. The rule of thumb for Double Roll Crusher ratio of reduction …

They have a tilt-design feed hopper, cast Ni-hard roll facings for long-life, relief springs, and heavy-duty pillow block bearings. LC-13 Marcy® Double Roll Crusher features 6.5x6in (165x153mm), Dia.xW heavy 304 …

Stone double-stage pulverizer/crusher. Feeding size: ≤200mm Production capacity: 10-120t/h

The double roller sand-making machine, also known as a roller crusher, is a mining machinery that integrates various technologies. It performs fine crushing and sand-making operations. ... This customized design enables the roller crusher to handle various materials ranging from soft coal to hard ore. Furthermore, the adjustment system of the ...

The double-roller crusher can be used for finely crushing various high and medium hardness ores and rocks in industrial sectors. ... When the material enters the crushing cavity of the machine, the material is subjected to the meshing force of the rotating roller, so that the material is forced to pass between the two rollers, and is …

Double Roll Crusher, Roller Pair Used Machine Roller width: 600 mm Roller diameter: 300 mm Eaufx0D Individually driven rollers Engine power: 2 X 5,5 kW ... Double Roller Design: - The crusher has two parallel, counter-rotating rollers that exert pressure on the material. The gap between the rollers can be adjusted to control the size of the ...

Double roll crusher. Back. ... The carefully considered design features of our roller and sizer product range offer a number of key benefits including: ... With an overload protection feature, our roller crushers activate a device to halt operation of the crusher and feeder when it becomes jammed with oversized material. A tough frame ...

FLS Double Roll Crushers are capable of impres-sively high throughput rates – up to 14,000 tph – thanks to the customised tooth and liner design and optimised installed power and drive set-up. Double R oll Crusher DRC 22-25 Primary Crushers High capacity – consistent product – maintenance-friendly operation M 06-23 0000-61-ENG

Design and production of an indigenous roll crusher from locally available materials for low hardness rocks was carried out in this work. The throughput capacity of the machine was 1.43tonnes/hour. The theoretical efficiency of the double roll crusher when crushing limestone was 60% while that of kaolin was 80%.

A single-toggle jaw crusher is simpler in design and is widely used because of its low cost and ease of maintenance. On the one hand, the double-toggle jaw crushers have a more complicated mechanism that creates a more uniform product size and a more efficient crushing. ... The double-roll crushers, in contrast, are equipped with two …

Design and production of an indigenous roll crusher from locally available materials for low hardness rocks was carried out in this work. The throughput capacity of …

Figure 1: Double roll crusher geometry - "Design, Fabrication and Testing of a Double Roll Crusher" Figure 1: Double roll crusher geometry - "Design, Fabrication and Testing of a Double Roll Crusher" ... The machine elements in mechanical design is universally compatible with any devices to read and is available in the book collection an …

Besides, the crushed material of the crusher is very uniform and can be controlled below 2 millimeters, and the traditional machine crusher must add a sieve to screen out the ideal product size. Impact Coal Crushers. As a professional coal crusher manufacturer, Aimix has various type of coal crushers and other rock crusher machines for sale. In ...

The Steele Smooth Roll Crusher plays a key role in bulk raw material preparation, processing clays, coal fines, coke breeze and gypsum waste. ... of material for additional processing or pugging. Crushing and shearing improve mix quality, so we use a twin-speed roller design. The slow roller turns at approximately 280 rpm and is paired with a ...

It is at this point where a Double Roll Crusher must be used instead of a Sizer. The design of the Double Roll Crusher allows for a finer adjustment and therefore a finer product size. Cost. With the design differences also comes cost differences. The Double Roll Crusher is the more cost-effective option of the two.

High throughput rates and service life FLS Double Roll Crushers are capable of impres-sively high throughput rates – up to 14,000 tph – thanks to the customised tooth and …

for a prototype roll crusher. 2.1.8 Capacity of the Roll Crusher The capacity Q, of roll crushers is directly proportional to its width, W, diameter, D and the speed of revolution of rolls. Under continuous and steady feeding conditions the capacity is given by the following [4], [5]. Q = π 60 D W N L ρ

On the overhead eccentric style Jaw Crusher, the moving swing jaw is suspended on the eccentric shaft with heavy-duty double roll spherical roller bearings. The swing jaw undergoes two types of motion: one is a …

The drive is assembled on a base frame, which is connected with the roll crusher. The floating roll drive, also supported in pivoting mode, is connected with the floating roll rocker arm by a coupling rod. This ensures that a constant drive belt tension exists during the retraction movement of the floating roll, and during gap adjustment.