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Clinker grindability - JForum - Java Discussion Board. Clinker Bond grinding work index Wi 13.5 The work index Wi expresses the kWh required to reduce a short ton of material from theoretically infinite feed size.
Bond method power calculation for two-compartment mill Mill feed F80 mm EF4 Power required kW Difference 15.5 1.06 3564 0.0 4.5 1.01 3251 8.8 3.0 1 3133 12.1 1.8 1 3018 15.
Home Solutions bond grinding index of clinker crushing limestone and technical 150tph andesite crushing and reshaping production line.
Apr 19 2021 The standard methods to measure resistance to grinding are energy–size relationships such as the Bond work index. Due to the fineness of industrial cement the Bond work index does not model accurately blends of gypsum and clinker grinding for 100 μm cut sizes.
Finish grinding of clinker and other cement ingredients reduces 25 mm clinker balls to particle sizes optimally ranging from 3 to 30 microns. The.
Aug 17 2020 Grinding of clinker consumes power in the range of 2.5 kWhton of clinker produced. These and other pyroprocessing parameters make cement production costly. The pyroprocessing process in kilns and the grinding technologies therefore have to be optimized for best processing.. when mixtures have low Bond work index or grinding materials that.
Bond Grinding Index Of Clinker. Bond Grinding Index Of Clinker It Can Be Classified Into Vertical Type And Horizontal Type Learn More Roller Crusher This Indi Or Is Used On A Laboratory Scale Using A Bond Ball Mill And Simulating Dry Grinding In A Tower Mill Operating Work Index. Jun 02 2016 Tower-Mill-Vertical-Grinding-Mill Vertimill.
May 24 2013 Bond and Hardgrove grindability methods were employed to determine grindability properties clinker and colemanite by varying proportions. Bond work index BWI values of clinker and colemanite are 18.89 kWht and 12.33 kWht respectively.
Aug 19 2019 23 Figure 11 Zeisel Test Result Table 1 Zeisel Test Result Table 2 Standard Bond Work Index of various materials Material Bauxite Clinker Clay Limestone Slag Bond Work Index 9.45 15 7.10 10.18 15.76 Grind ability basis-35.35kWht 3000 Blaine OPC Closed Circuit ball mill basis High grind ability can be attributed to hard burnt or over.
The bar with bond index consists of 6 bars with diameter of 125 and length of 21 and 2 bars with diameter of 175 and length of 21.
Mar 08 2012 The grinding of clinker to make cement requires a great deal of energy. The microstructure of the clinker nodules has a decisive role as to how easy it is to grind. Data from microscopy and laboratory grinding of clinker shows the influence of the amount and size of the individual crystals on predicted grindability.
bond work index test ball mill 911metallurgist. The FC Bond Work Index Test Ball Mill was designed by F. C. Bond for use in determining the Bond Index a measure of grindability and power required for grinding applications. The FC Bond Mills are used in laboratories throughout the world.
Bond work index value of these components mixtures is greater than the Bond work in-dex of harder components clinker. Oner 2000 have conducted a research of clinker and blast furnace slag mixture Bond Work Index in different mass propor-tions.
Grinding media filling degree; Grinding media shape; Batching composition ; These tests complement the Bond work index so that the ideal mill can be designed. At CEMTECs laboratory there are four batch mills of different sizes for these tasks. They include an iron-free drum mill with a diameter d 0.5 m and an effective grinding length l.
19.09 Steel to Clinker Ratio 19.10 Bonds Laboratory Work Index 19.11 Power Required 19.12 Mill Power 19.13 True Specific Power Demand of Grinding Mill 19.14 Mill Operating Efficiency 19.15 Specific Surface Grinding Efficiency 19.16 Mill Size Ratio 219 19.17 Specific Mill Volume per Horsepower 19.18 Separator Load 19.
Nov 01 1998 The Bond method of grindability was applied to clinker and trass and to their mixtures. Kinetic experiments also were carried out in the Bond ball mill with each component and the mixtures to obtain a better understanding of the interactions taking place in mixture grinding. The Bond work indices of mixtures were not simply weighted averages of.
A quick procedure with two grinding cycles for the determination of the Bond. work index approximate value is exactly the same as in the first two grinding cycles of. the standard Bond test and.
Feb 21 2014 HOSTEN C FIDAN B. An industrial comparative study of cement clinker grinding systems regarding the specific energy consumption and cement properties J. Powder Technology 2012 221 183–188. Article Google Scholar 2 SPITAS V SPITAS C. Stochastic simulation of the power requirements of dry clinker pulverization J.
Clinker breakage standard work index WI deﬁned as the speciﬁc power required strength its hardness and elastic modulus provide an indication kWht to reduce a material from a nominal inﬁnite size to a P80 80 of energy consumption for the material used during grinding.
Bond grinding of clinker mcph. bond ball mill work index clinker. bond grinding index of clinker. The F.C. Bond Ball Mill is a small universal laboratory mill used in calculating the grindability of Once a suitable grinding charge is prepared from one grade ofballs count and note the number.. diameter as shown in the work index Equation 1.