Vertical roller mills Vs ball mills has long been a raging debate in the cement industry. In spite of the fact that vertical roller mills have been around for over ten years now and have gradually become the standard as far as cement manufacturing goes, several cement manufacturers still prefer ball mills for cement production when they want to design new grinding plants or a new integrated
4. The space occupied by the vertical mill is only 50%~70% of the ball mill, and the occupied physical space is relatively smaller. 5. Lower initial cost. The initial construction cost, running cost and maintenance cost of the vertical mill are only 70%~80% of the ball mill equipment. 6.
Apr 15, 2020· Nowadays, vertical mill will be active in this field. You must want to know the comparison between them, please read as follows: 1). Higher grinding efficiency. Vertical mill grind material in material bed, engergy cost will be 30% lower than ball mill, as sound engergy and thermal energy will cause energy loss in ball mill. 2).
Ball Mill vs. Vertical Roller Mill bulkonline Forums. The comparison between a vertical mill and a tube mill is a little bit more complex and must not consider only the speciffic power consumption. Read More. Cement grinding Vertical roller mills versus ball mills RuCEM . Get Price
issues like cost and ease of operation, cost of installation, cost and ease of maintenance, product quality, versatility, etc. The following presents a comparison of the two mill systems with reference to these issues. Grinding process The grinding process in ball mills and vertical roller mills differ fundamentally. In a ball mill the
Professional Vertical Roller Mill Manufacturer. Vertical Roller Mill is the most popular grinding machine in recent years, the and because there is a difference between the speed of rotation of the roller and the . there is a cylinder, cone type, such as ball, roller surface is also flat, curved,...
Traditional vertical mills and ball mills are often limited to a finished particle size of approximately 5 microns, which can be achieved only with careful attention to media size. Horizontal Mills. In contrast to vertical mills, horizontal mills have certain characteristics that are better suited to wet grinding. A horizontal mill is generally
Difference Between Vertical Mill and Ball Mill. Difference Between Vertical Mill and Ball Mill Posted: 2016-11-29 Vertical mill mainly applied to powder processing of non-flammable and explosive brittle materials with medium, low hardness, Mohs hardness of 6 Ball mill is key grinding equipment afer materials. 【Service Online】
Jun 01, 2009· The work using a vertical shaft stirred mill compared with Bond ball mill, both operated in closed circuit with a classifier, demonstrated a clear trend that on average 30% energy saving can be expected by using the stirred mill to replace ball mill for coarse grinding from a top particle size 3.35 mm to P 80 less than 100 μm.
Feb 10, 2016· Reliability & Product quality- good partcicle size distribution in ball mill as we can play wtth Grinding media filling. VRM has less flexibility in controlling particle size distribution. Overall ball miil is good option for Cement mill but only has limitations for higher capacity, as two ball mill to be installed for One VRM, but in case of
Jun 01, 2009· The work using a vertical shaft stirred mill compared with Bond ball mill, both operated in closed circuit with a classifier, demonstrated a clear trend that on average 30% energy saving can be expected by using the stirred mill to replace ball mill for coarse grinding from a top particle size 3.35 mm to P 80 less than 100 μm.
Vertical roller mill is a kind of grinding machine for cement, raw material, cement clinker, slag and coal slag. It has the features of simple structure and low cost of manufacture and use. Vertical roller mill has many different forms, but it works basically the same.
Basket Mill. Is designed with two shafts one with a propeller on one end and the other has pins on it that is enclosed by a screen containing media. As they spin at various rates the liquid is fed through the screen and the particles are broken down by the media.
May 07, 2016· Incomplete Question. Please allow me to ask few question, if you can answer them you will know the price without any difficulty: 1) Application of Ball Mill 2) Capacity of Ball Mill (in TPH or TPD) 3) What is the Work Index of Material to be grou...
Comparison of the Total Cost of Ownership of the 3 main cement mill systems in service Ball Mill Ball Mill + Roller Press Vertical Roller Mill Investment cost [%] 100 125 130 Annual plant availability [%] 97 99 85 90 88 90 Operating cost (energy + maintenance) [%] 100 116 107 Spares holding cost [%] 100 115-125 115-125
The OK™ Mill was originally designed for cement grinding. In 2017 we released the OK™ vertical roller mill for raw materials grinding. The OK™ Mill’s modular design comes with unique flexibility, showcasing parts commonality, where spare parts can be shared between vertical roller mills
Various types of Attritors fall in between these. (See chart, Comparison of Grinding Mills, below). COMPARISON OF GRINDING MILLS TYPE OF MILL MEDIA SIZE RPM TIP SPEED (fpm) Ball Mill 1/2” and larger 10-50 Attritor 1/8” to 3/8” 75-450 600-1000 Sand Mill/Horizontal mill
2,800 ball mill prices products are offered for sale by suppliers on Alibaba, of which mine mill accounts for 25%, grinding equipment accounts for 7%, and milling cutter accounts for 3%. A wide variety of ball mill prices options are available to you, There are 2,001 suppliers who sells ball mill prices on Alibaba, mainly located in Asia.
Common types of grinding mills include Ball Mills and Rod Mills. This includes all rotating mills with heavy grinding media loads. This article focuses on ball and rod mills excluding SAG and AG mills. Although their concepts are very similar, they are not discussed here. Photographs of a glass ended laboratory ball mill show action of ball mass within the mill. The action of other grinding
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Cutting Tool Materials: High Speed Steel (HSS) provides good wear resistance and costs less than cobalt or carbide end mills. HSS is used for general-purpose milling of both ferrous and nonferrous materials. Vanadium High Speed Steel (HSSE) is made of high speed steel, carbon, vanadium carbide and other alloys designed to increase abrasive wear resistance and toughness.
mill consistently uses five to ten percent less power than other cement vertical roller mills, and in comparison with traditional ball mill operations, the energy requirements for the OK cement mill is 30-45 percent lower for cement grinding and 40-50 percent lower for slag. The OK mill can contribute significantly to profitability and
IV. BALL MILLS Ball mills are one of the more common mills and use a closed cylindrical container that is rotated horizontally on its axis so that the media cascades. A typical ball mill has an L/D ratio of 1.5:1. Ball mills are filled with spheres or other shapes made of steel or ceramics; or with pebbles made of flint (or of an ore being ground).
Cost Of Purchasing Mobile Crusher For Gold Mill The growing demand of China's gold mill market, led to the continued development of domestic mining industry, mobile crusher technology innovation machine change rapidly, and with the help of state support policies plus, application of mobile crusher for gold mill crushing industry is very extensive.