rod mill and ball mills grinding plant

Rod mills are less common than ball mills for grinding minerals The rods used in the mill usually a high carbon steel can vary in both the length and the diameter However the smaller the rods the larger is the total surface area and hence the greater the grinding efficiency 5

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The rod mill is loaded with the grinding media of steel bars It consists of five parts including cylinder shell feeding system discharge system main bearing and transmission system It is available for both of the dry grinding and wet grinding fashion as the customer s needs By using a new advanced technology of inlet and outlet control

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The ball milling gave an abnormal rate of breakage of the larger sizes but the rod milling gave a normal breakage pattern with an acceleration in breakage when less than 15 per cent of the initial feed size material remained Based on results from dry grinding various materials in a laboratory ball mill Austin et al 1976 showed a general linear

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Ball Mill Rod Mill; Rod Mill Application Cement Plant Capacity 250 t/h Motor Power 75 1400 kW Fineness mm Download Product Brochure We will send the detail data to your email Demands Name; Telephone E mail; Country; Company Message Live Chat Inquiry Overview; Features; Specifications; Order Online; Overview The rod mill …

Get PriceA guide to maximising ball mill circuit classification

From the ball mill discharge size distribution calculate the % 75 μ as 100 % = % 75 μ 3 Calculate the CSE as the average ÷ 2 = % 75 μ In this example the ball mill circuit classification system efficiency is per cent at 75 μs This means that per cent of the particles in the mill are coarse and that per cent of the mill power is

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Grinding equipment widely used in concentrators is ball mill and rod mill The two have similarities in shape and grinding principles but there are also differences in structure performance and use This article analyzes their similarities and differences from seven aspects and tells you how to choose ball mill and rod mill From the analysis of the crushing mechanism whether the ball …

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9ft x 14ft Ball Mill 500hp motor Rod Mill 5 Ball Mill GM060 9ft x 35ft Allis Chalmers Ball Mill with 1250hp Synchronous Motor 240rpm 4160v shell can be resize to any size SOLD 1 Ball Mill GM015 Ft x 12 Ft Allis Chalmers Ball Mill No Liners 800hp Motor gears in excellent condition SOLD 1 Ball Mill GM055 ft x 14 ft Marcy Ball Mill with 800hp GE Synchronous

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Ball Mill vs Rod Mill How To Choose Ball Mill or Rod Ball Mills vs Rod Mills 1 Shape and Structure The ratio of cylinder length to diameter of rod mill is generally and the inner surface of liner plate on end cover is vertical plane In most cases the ratio of the length to the Chat Now ; Rod mills how they functionMine Engineer Rod mills are very similar to ball mills except

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The Rod Mill is the same as the Ball Mill in the construction and available to both of wet and dry processing Unlike the Ball Mill however the Rod Mill uses rods instead of balls as the grinding medium As a result its uses are different from those with the Ball Mill In other words the Rod Mill gives impact on and grinds coarse particles present between each rod while no fine particles

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The High Energy Ball Mill Emax and MM 500 were developed for grinding with the highest energy input The innovative design of both the mills and the grinding jars allows for continuous grinding down to the nano range in the shortest amount of time with only minor warming effects These ball mills are also suitable for mechano chemistry

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Ball/Rod mill Literature The Ball/Rod mills are meant for producing fine particle size reduction through attrition and compressive forces at the grain size level They are the most effective laboratory mills for batch wise rapid grinding of medium hard to very hard samples down to finest particle sizes Chat Online ; Bar Wire rod Mills — Kocks 3 roll Reducing Sizing Block as finishing block

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Rock Rod Mills Small Rod mills mills are widely applied in cement industry chemical industry new building materials fire resistant materials fertilizer porcelain and glass industry mill grinding are grinding machine which employ high carbon steel or special steel rods of nearly the same length as that of the drum in place of steel balls in ball mills

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Rod Mills your solution for grinding coarse materials Available in multiple sizes Designs extend to 15 feet x 22 feet 21 feet effective Though mill length is limited by manufacturing constraints for the grinding rods our Rod Mills are available in diameters from 5 feet up to 15 feet

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The possible ways for increasing the productivity and grinding efficiency of drum rod and ball mills are numbered Some of them are increasing the bulk volume increasing the contact area between the grinding media components improving the quality of the obtained product etc The need for a common approach for study of drum rod and ball mill is considered REFERENCES Section 1 H

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The ball and the rod mill basically have the same concept comprising either a 12x12 jar with grinding balls or a 12x24 jar with grinding rods The jar is attached to a rotating yoke which is driven by a motor and can be placed in three different positions Upwards for loading horizontal for grinding downwards for discharging To carry out the Bond Index test the pre defined

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The Ball and Rod Mill type LMBRM is a process and laboratory machine which is suitable for milling and homogenizing soft fibrous hard and brittle material

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Rod mills are more like ball mills that works to pulverize hard materials into smaller pieces The only difference is that with rod mills long rods are employed to grind hard materials Rod mills pulverize materials by grinding with other materials inside the mill just like how ball mills grind against the materials fed into the In order to prevent rod charge tangling incidents the

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ball mill rod mill and MacPherson autogenous and pilot plant tests require relatively more weight for a given top size because they are run until a steady state is achieved which involves replacing the mill charge several times throughout the test The Bond tests are typically run for a minimum of seven cycles while the MacPherson and pilot plant tests are operated for about 6 10 hours

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Ball Mill Type Dry mill wet grinding mill Description Ball Mill Cone Ball Mill Rod Mill Ceramic Ball Mill Cement ball mill Classification cell type and overflow ball mill Application Ball mill can be dry or wet grinding for all kinds of ores and other grind able materials and can be divided into two kinds of dry and wet grinding method ※ Click this button to inquiry

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The batch ball and rod mills require a drive roll to rotate the mill the proper grinding speed usually 60% 75%of the critical speed for ball mills and 50% to 90% of critical speed for rod mills The batch ball mill should be run between 56 RPM s and 70 RPM s The batch rod mill should be run between 47 RPM s and 79 RPM s

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The ball mill also called rod mill can work in a dry way or a wet way You decide the working way of small ball mill machine according to your material and discharging way Workshop of Fote ball mill Dry type ball mill is used for grinding mineral ores to powders working site of wet type ball mill The work of wet type ball mill needs water adding water during the grinding work and it

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Ball Mill Model of Ball Mill Rod Mill Manufacturer of Mill Product Introduction A wet autogenous mill that materials as grinding media Feeding Particle Size 200 350mm Product improvement High efficiency autogenous mill can realize the second and third stage crushing and screening and part or all crushing and grinding of rod mill or ball mil

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Laboratory Milling Rod / Ball Mills including Bond Rod / Ball Work / Grindability Index MARC manufactures a wide range of laboratory ball / rod mills and automated Bond rod / ball mills with wave liners to suit most metallurgical laboratory applications Our range extends from small 6L jar type mills that are manually positioned on rollers to large 30L size mills Although they do

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Rod mill is a type of grinding mill whose grinding media is steel bar while ball mill is steel ball 1 Rod mill are usually applied to grinding the w sn ore and rare metal in the reselection or magneticore dressing plant in order to avoid the damage caused by the over crushing 2 In the two stage grinding process if it requires grinding the ore from 20 6mm to 1 3mm in the first stage rod

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Rod Mill is different with Ball Mill 1 Grinding media of Rod mill are steel bars ball mill use of steel balls as grinding media 2 Rod mill is suitable for coarse grinding when product granularity is between 1 to 3mm processing capacity of rod mill is bigger than ball mill with same specification 3 Rod mill has certain selective grinding effect because grinding media of rod mill …

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Rod mill is similar to ball mills but it uses long rods for grinding media Autogenous mill is a self grinding mill which is used in breakage of larger rocks SAG Semi Autogenous Grinding mill is an autogenous mill which uses grinding balls it is similar to ball mill but has large diameter and short length Vertical mill is used in grinding material at smaller particle sizes which is used

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