A smooth surfaced roll crusher had a roll diameter of 910 mm. Its suitability to crush an ore at 10.0 t/h was being examined. Preliminary examination showed that the kinetic friction factor was 0.36 when the speed of revolution was 33 rpm. The average diameter of particles fed to the crusher was 200 mm and the S.G. of the ore was 2.8. Estimate:

Alongside the double roll crusher machines that Persistent manufactures, the single roll crusher machines also add a great value towards enhancing the scope for better production in various industries like metallurgy, mining, building material and energy. ... Sizes available : Diameter 500 mm x Width 400 mm to Diameter 1600 mm to Width …

The diameter of the roller is 2200 mm, and the width of the roller is 2000 mm. The eccentricity is 32 mm, the CSS is 120 mm, and the maximum inlet size is 1200 mm. ... In the case of an eccentric roll crusher, ... This may be due to the fact that the product particle size in practical processes needs to consider the size of the crusher's …

The modern tendency to reduce milling-costs by increasing the mill-capacity has demanded a greater duty from rolls than ever before, and in the larger mills rolls are now employed from 36 up to 54 in. in diameter, and from 15 to 28 in. width of face. Such rolls are used mainly for coarse crushing ; that is, they take the product from the jaw ...

Manufacturer of Roll Crusher - Double Roll Crusher, Single Toothed Roll Crusher offered by Ecoman, Vadodara, Gujarat. X. Ecoman. Makarpura, Vadodara, Gujarat ... Diameter 400 mm x Width 400 mm to Diameter 1800 x Width 2800; View Complete Details. Yes, I am interested! Get More Photos. Interested in this product? Get Best Quote.

In a roll crusher, both the rolls a) Have the same diameter b) Are rotated towards each other c) Run either at the same or different speeds d) All of the above. ... Which of the following gives the work required for size reduction of coal to …

The Roll Crusher Capacity Calculator helps engineers and operators determine the theoretical capacity of a roll crusher based on various parameters. Formula: To calculate the capacity of a roll crusher, you can use the following formula: Capacity = (2.5 * R * L * S) / (V * T * H) Where: R is the roll diameter. L is the length of the roll.

Crushed particle size. Consulta · The roll crusher uses compression to crush materials, and the reduction ratio is 2 to 2.5 so roller crushers are not recommended for abrasive materials. Hammer Crusher Hammer crusher consists of a high-speed, usually horizontally shaft rotor turning inside a cylindrical casing. ... MODEL ROLL DIAMETER (MM ...

MACSALAB Rolls Crusher size '0' and '1' are designed for secondary reduction after jaw crushing. These smooth roll crushers will rapidly reduce coal, ore and hard rock from maximum feed size of 20mm to fine sand. ... Two (2) 300 mm diameter x 200 mm wide Smooth rolls; Two (2) 2.2 kW Motors (50 Hz) One (1) 2.2 kW DOL Starter; Mild Steel …

lower boundary of the range since the roll diameter is small. Angular speed of rolls is, ω = 60 2N = 60 2 280 = 29.322rad/s Therefore the peripheral speed of rolls (v= rω) equals 1.76m/s. This was considered close enough for a prototype roll crusher. 2.1.8 Capacity of the Roll Crusher The capacity Q, of roll crushers is directly

The roll diameter and width of the crusher will ultimately be dictated by the feed size, product size and capacity. Single Roll Crushers employ a tramp relief mechanism to …

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 …

Roll crushers come in different configurations depending on the crushed material and the required output size. Some standard roll crushers include single-roll, double-roll, and triple-roll crushers. They can also be …

Where, D i,max is the largest particle diameter in ith size grade and W R is the gap between rolls of a smooth double roll crusher. ... in a size distribution vector, size grade which contains the particles equal to gap width of roll crusher. p. Size distribution vector for product. W. Weight of less than 200 μm material in Hardgrove ...

A roll crusher was installed as a primary crusher to crush rocks of 7.0 cm maximum size. The distance between the rolls was set at 1.5 cm, the diameter of the …

A roll crusher is a type of crushing equipment used to reduce the size of materials. Size reduction is accomplished by compressing feed material between two cylindrical rollers that rotate in opposite directions. ... (381mm) diameter dust-tight version. These are already well known for rugged construction, low profile, high reduction ratio, and ...

The maximum size of feed particles for a example crusher setup is calculated based on roll diameter, gap size, and nip angle. This document discusses roll crushers, which are used to further reduce the size of stones after initial crushing.

The material to be crushed plays a major role in the proper equipment selection. Consideration needs to be given to the following: 1. The friability or grindability of the material, which is typically referred to as the Hardgrove Grindability Index (HGI) 2. The hardness in compressive …

McFarlane-Eggers 16in Dia. x 12in Roll Crusher. Make: McFarlane-Eggers; Type: Double Roll Crusher; Condition: Used Condition; Rolls: Smooth Rolls; Roll Dimensions: 16in Diameter x 12in Long; Roller Sprocket Diameter: (2) 14in Diameter, (1) 10in Diameter; Crusher Sheave: 5-Groove, 38in Diameter x 11in Wide; Frame: Mounted to I-Beam Frame

Hydraulic Double Roller Crusher Spring Roll Crusher four roll crusher. Sand Making And Washing. PXJ High Efficiency Fine Crusher VSI Vertical Shaft Impact Crusher PCL Sand Making Machine. Grinding Equipment. ... Feed size: 25-100mm; Productive capacity: 150-300t/h; Application scope: ...

The Smooth Roller Crusher is the most suitable machine for the sand making industry. The first choice for crushing is roller crusher. ... The particle size of the finished product is simple and controllable 3. Reasonable structure, no clogging, no stickiness ... Roll diameter(mm) Feed size(mm) Productive capacity(t/h) 2PGT400×250. φ400. ≤25 ...

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).

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The roll crusher is the workhorse of coal size reduction to shear and/or compress the material. From: Encyclopedia of Energy, 2004. About this page. ... D the roll diameter …

Franklin Miller RM1010M Roll Crusher Make: Franklin Miller Model: RM 1010M Rolls Diameter: 10in Diameter x 10in Long Infeed Hopper Dimensions: Length: 25in Width ... Width: 23in; Depth: 8in; With 8in Diameter Discharge; Drive Shive: 12in Dia x 1.75in Wide - 3 Groove; Mounted on 2.5in x 2.5in Tubing Frame; Overall Dimensions: Length: 75in;

MODEL X Diameter Y (Face Width) Machine Capacity 6x6 6" 6" 2000lbs/hr 8x8 8" 8" 2400lbs/hr 10x8 10" 8" 3000lbs/hr 10x10 10" 10" 3600lbs/hr 10x12 10" 12" 7000lbs/hr 12x10 12" 10" 7000lbs/hr 12x12 12" 12" 7000lbs/hr 14x8 14" 8" 9000lbs/hr 14x10 14" 10" 10000lbs/hr 14x12 14" 12" 12000lbs/hr 20x6 20" 6" N/A ... The Rolls Crusher will …

Used carbon steel two roll crusher. Each roll has diameter 420 mm x width 250 mm and is belt driven by el motor 5.5 kW, 960 rpm, 400 V, 50 hz. Total power consumption 11 kW. Machine has carbon steel feeding hopper with dimensions 430 mm x 330 mm. Feeding inlet has dimensions 250 mm x 50 mm. Machine

Preliminary examination showed that the kinetic friction factor was 0.36 when the speed of revolution was 33 rpm. The average diameter of particles fed to the crusher was 200 mm and the S.G. of the ore was 2.8. Estimate: • The distance between the rolls, • The angle of nip, • The width of the rolls.

Used Denver Roll Crusher, Model 071096000360, 10" diameter x 6" wide rolls, manual roll adjustments, 3 hp 230/460 motor, belt driven, 8" diameter feed opening, on base, serial# 01-186896-002-1.

Our Eccentric Roll Crusher (ERC®) is a game-changer for primary crushing of hard rock and ore in underground and surface operations. Compact and robust, ... Roll diameter 2,200 mm Roll width 2,000 mm Grizzly length3 Standard length approx. 1,700 mm Gap setting method / adjustment range CSS4 Hydraulic / 80 – 260 mm