Lab Report 1 and 2 Saturday December 28 2013 PRACTICAL 1 BALL MILLING AIMS 1 To grind the given material to a smaller size using a ball mill 2 To obtain the size distribution of the initial and the final mixture by sieving 3 To analyze the results using the available theories... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.Get a Quote Leave Message
Feeding Granularity: ≤20-≤25mm
Applied Materials: Limestone, calcite, barite, dolomite, potassium feldspar, marble, talcum, gypsum, kaolin, bentonite, medical stone, rock phosphate, manganese ore, iron ore, copper ore, gold ore,quartz, active carbon, carbon black, ceramic, coal, etc.
Applicable Range: Cement, silicate product, new building material, refractory material, fertilizer, black and non-ferrous metal ore dressing and glass ceramics production industry, etc.
Certification: CE, ISO, SS
Wearing Parts: Molds, roller
Motor Choice: Electric or Diesel
Motor Power: 130-3550kw
Total Weight: 25.8-476t
Production Capacity: 4.5-210TPH
Feeding Granularity: 0.03-1mm
Production Capacity: 2-40TPH
Applicable Range: Suitable for separating materials with 0.3-0.02 mm particle size, such as iron ore, ilmenite, chromite, pyrite, zircon, rutile, monazite, Phosphorus, tungsten, tin, tantalum, niobium, rare metals, non-metallic minerals
Materials: Coal ash, pulverized coal, coke powder, iron power, scrap iron, sinter, carbon dust, powdered carbon, slag, gypsum, tailing, slurry, kaolin, active carbon, coke breeze etc.
Feeding Size: 50-100mm
Production Capacity: 5-100TPH
Applied Materials: Coal, limestone, granite, cobble, dolomite, bluestone, iron ore, coal gangue, coal, activated carbon, quartz, basalt, etc.
Limestone is mainly composed of calcium carbonate (CaCO3), MO's Hardness 3 degrees. The limestone particles or powders can be used in building materials, road construction, metallurgy, chemical and other industries after crushing or grinding.Further Details
In this plant, gold ore is mainly natural gold among the ore to be processed, but it is mostly distributed in the crack of poisonous sand, pyrrhotite and quartz crystal gap, which significantly improves the processing difficulty of the gold ore. The custoFurther Details
Application Area:Building materials, chemicals, fertilizer, metallurgy, mining, refractory, ceramic, steel, thermal power, coal, etc.Further Details
Equipped with vibrator feeder, jaw crusher, sand maker (vertical shaft impact crusher), vibrating screen, sand washer, belt conveyor and central electronic control, sand making plant can process the granite, limestone, basalt, cobble and other materials tFurther Details
Diamond reserves and production of South Africa are in the front rank of the world. Large-scale development and utilization of diamonds result in production of a large number of diamond wastes. Resource utilization of diamond waste can turn waste into treFurther Details
Gravity separation is the main beneficiation method of chrome ore, and the equipment is jigger, shaking table, spiral classifier, centrifugal concentrator and spiral chute, etc. Sometimes it will also use weak magnetic separation or strong magnetic separaFurther Details
This project is to design and fabricate the mini ball mill that can grind the solid state of various type of materials into nanopowder The cylindrical jar is used as a mill that would rotate theFurther Details
The ball mill work index laboratory test is conducted by grinding an ore sample prepared to 100 passing 336 mm 6 mesh to product size in the range of 45150 µm 325100 mesh thus determining the ball mill work index Wi B or BWi The work index calculations across a narrow size range are conducted using the appropriate laboratory workFurther Details
walls as seen in figure 1 A variation is a jar mill in which relatively small ceramic containers holding some grinding media are rotated on a common machine frame It is used for small batches of valuable chemicals and in laboratories Figure 1 Schematic representation of the crushing mechanism in a ball millFurther Details
A laboratory ball mill is an indispensable tool when it comes to the rapid reproducible pulverizing milling or grinding of a large variety of materials Depending on the configuration and choice of mill samples can be soft elastic or fibrous but also hard or brittle RETSCH offers 11 different laboratory ball mill models the largest portfolio in the market and possesses comprehensiveFurther Details
For this reason LAVAL LAB offers a wide selection of highperformance mills in various product groups for every application and every specific need Planetary Ball Mills Ball Mills Cutting and Beater Mills Rotor Mills Jaw Crushers Roll Crushers Cone Crushers Disk Mills and Mortar GrindersFurther Details
This Grindability Test or Bond Ball Mill Work Index Procedure is used to determine the Bond Work Index of minus six mesh or finer feed ore samples These equation application methods are used to process 12″ ore samples in a Ball Mill using a standard ball charge Below describes in general terms the Bond Work Index Procedure used by a Professional Metallurgical Testing LaboratoryFurther Details
Which type of mill is used for a particular particle size reduction task always depends on the breaking properties of the sample material Size reduction machines for large particle sizes above 40 mm are known as crushers or shredders while particle sizes below this are processed with millsFurther Details
the mill is used primarily to lift the load medium and charge Additional power is required to keep the mill rotating 813 Power drawn by ball semiautogenous and autogenous mills A simplified picture of the mill load is shown in Figure 83 Ad this can be used to establish the essential features of a model for millFurther Details
The basic parameters used in ball mill design power calculations rod mill or any tumbling mill sizing are material to be ground characteristics Bond Work Index bulk density specific density desired mill tonnage capacity DTPH operating solids or pulp density feed size as F80 and maximum ‘chunk size’ product size as P80 and maximum and finally the type of circuit openclosedFurther Details
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