Description. This Dual Roll Crusher meets most requirements for intermediate crushing of friable rock or similar rock like substances, reducing them down to -10 mesh (nominal) in a single pass. Typically, the crusher has a 3.7 – 4.0 crushing ratio. Crusher is capable of 1/2 -2 0 mesh closed side setting, with 80% of product typically being ...
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The core of the test plant is a double roll crusher DRC 450x450 toothed rolls. ... The two rolls are each driven separately by an electric motor via a gearbox and V-belts. The rolls, see Fig. 4, are designed as toothed rolls. The technical data of a crushing roll can be found in Table 2. Each roll is made of toothed rings and smooth ...
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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, ceramic raw materials, slag, refractory materials, and chemical materials. According to the number of rolls, the roll crushers can be ...
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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 …
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Roll diameter with crushing teeth Approx. 2,300 mm Roll length Approx. 2,500 mm Feed opening Approx. 2,500 x 2,600 mm Crushing gap (adjustable) Approx. 250 to 450 mm Total weight2 Approx. 150,000 kg Drive Drive setup V-belt drive Motor power3 2 x 650 kW (each roll driven by one motor) 1. The actual throughput depends on the feed material
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The single-roll crusher has a tip speed of 400-450 ft/min while the 6- x 7-ft teethed roll crusher has a normal, no-load, surfaces speed of just under 3500 ft/min. It can be readily appreciated that this high velocity induces an extremely violent crushing action, in conjunction with the 3- to 4-in. knobs which protrude from the roll surfaces.
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sbm dual roll crushersfunctions of a rock crushers dual roll crushers,Roll Crushers,What Are These Machines and How Do They Work? Roll Crushers are compression type crushers,and w
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double roll crusher introduction, double roll crusher working principle, double roll crusher technical parameter, double roll crusher for sand making. +86-371-60305814 ... The electric motor drives the two crushing rolls to make rotating motion in opposite directions through the v-belt (or gear reduction device) and a pair of long-tooth …
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The machine is fully enclosed for a safe and dust free working environment, rolls are powered by individual motors and it has an output capacity of 1814kg per hour. The machine weighs 455kgs and has 2 motors, 3 phase 60 cycle standard. 1 phase and / or 50 cycle motors are available. Electric motor types must be specified at time of ordering.
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LC-13 Marcy® Double Roll Crusher features 6.5x6in (165x153mm), Dia.xW heavy 304 stainless steel crushing rolls with Ni-hard roll facings. The 2hp TEFC motor with V-belt drive produces a uniform speed throughout the crushing process. This model is capable of reducing most rock-like materials of 0.5in (13mm) feed size to minus No. 10 (2mm) at a ...
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Operation Principle. Double roll crusher is driven by the motor through the pulley or gear shaft opposite two rollers rotate, or were driven by two motors rotate two rollers. 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 ...
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DRC-Double roll crusher | The conventional crushing technology of a double roll crusher could not keep up with alternative crushers such as jaw crushers, cone crushers or impact crushers in terms of crushing ratio. ... Min. Motor Power [kW] DRC 450: 520: 1000 – 2000: 8 – 12: 300: 16 – 45: 200: 2 x 30: DRC 550: 720: 1000 – 3000: 11 ...
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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 ...
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DoppiaTrac DR400 Double Roll Crusher - . Diese Seite übersetzenKlicken, um auf Bing anzusehen2:22. 22.04.2013 · ) is a track-mounted, self-driven, feeding, crushing and stockpiling machine for medium to hard bituminous coal crushing applications and is fitted with a purpose designed 3636 double drum roll ...
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Abstract. Double roll crushers (DRC) have the highest throughputs among primary crushers. In the oil sands, the hourly capacity may exceed 14,000 t/h. They are …
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Roll diameter with crushing teeth Approx. 1,800 mm Roll length Approx. 1,800 mm Feed opening Approx. 1,700 x 1,850 mm Crushing gap (adjustable) Approx. 200 to 350 mm Total weight2 Approx. 137 rpm Drive Drive setup V-belt drive Motor power3 2 x 250 kW (each roll driven by one motor) 1. The actual throughput depends on the feed material
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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 …
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The Single Roll Crusher, which was originally patented by Calvin McLanahan in 1894, has evolved over the years to include design features to ensure many years of rugged operation. Complete with all safety guards, the Single Roll Crusher features an automatic tramp relief mechanism that allows the crushing plate to hinge open, pass non ...
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A double roll crusher consists of two rolls. Crushing takes place between two cylindrical rolls with each rotating about a concentric horizontal shaft in opposite directions. This is the most common of all roll crushers. Grinding machines are used for reducing crushed particles into their smallest functional sizes.
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Search for used roll crusher. Find Farrel, Mclanahan, and Fitzpatrick for sale on Machinio. ... 4080S Gundlach Double Roll Crusher - Two Motor Drive. Also includes a spare set of rebuilt roll s. $75,500 USD. Get financing. ... DUAL TWIN ROLL CRUSHER GRINDER. 30" x 34" OPENING. used. $12,500 USD. Get financing. Est. $246/mo.
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Roll diameter with crushing teeth Approx. 2,300 mm Roll length Approx. 2,500 mm Feed opening Approx. 2,500 x 2,600 mm Crushing gap (adjustable) Approx. 250 to 450 mm …
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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 materials are reliably crushed in 2 or 3 stages down to the required product size. Due to the low crushing ration, the thyssenkrupp Double-Roll-Crusher is producing a ...
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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 …
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Double roll crushers help producers achieve the strict coal specifications they need to meet. Used as a primary or secondary unit, double roll crushers can be used in nearly any application with even the hardest, most abrasive material. This efficient crusher can lower power requirements for producing material and, with its unique features, can ...
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Motor Power (kw) MD2PG400×250. 400. 250 <35. ≤2-8(Adjustable) 2-10. 5.5×2. MD2PG400×400. 400. 400 <35. ... Dual Crushing Rollers: Featuring two counter-rotating crushing rollers, this machine efficiently compresses and smashes materials along their path. ... Double roll crushers are used to crush materials that call for exact sizing of the ...
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304 SS with Ni-Hard facings. Dimensions (WxDxH) 120x90x150 cm (48x36x58'') w/base. 120x160x120 cm (48x64x46'') no base. Weight. 360 kg (800 lb.) 600 kg (1320 lb.) The Marcy Double Roll Crusher meets your …
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This retractable roll assembly automatically widens the gap between the rolls during the entry of un crushable material and again come back to the original position. Operation of Double Roll Crushers is simple. Dual drive arrangements use a separate electric motor and V-belt drive for each roll, resulting in quiet operation and minimal vibration.
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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 …
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Progress in Roll-Crushing. BY C. Q. Payne, New York, N. Y. On the right, a Roll Crushers is shown in a sectional elevation of the A-C single-roll crusher while here below is a cutaway view of the machine, with hopper and part of the near side frame removed to show the crushing chamber. The moving elements of the machine consist of the roll, with its …
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This way the Double Roll Crusher ensures the safety of service personnel. Furthermore, the mechanism significantly helps with reducing downtimes. High Versatility . 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 material than ...
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