Ball milling
Study of the AISI 52100 Steel Reuse Through the Powder Metallurgy Route Using High Energy Ball Milling
... energy ball milling presented high volume of particles in submicrometer scale, which is considered an advantage to obtain samples with high ...the milling times, but especially in the initial 5 hours ...
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Effect of Milling Time on Al-Fe-Cr-20 Wt. % Al2O3composite Prepared Through Ball Milling
... ball milling exhibits the elongated particles with broad variation in their size ...the ball milling starts an appreciable increase in particle size can be observed due to in initial stages of ...
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Mat. Res. vol.11 número2
... The synthesis started from calcium hydroxide and phosphoric acid (PA). Ball milling was used to favor kinetics and stoichiometry. Six sets of PA addition, paddle stirring and ball milling ...
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Mat. Res. vol.8 número2
... energy ball milling in a planetary mill has been ...A ball-to-powder weight ratio of 6:1 and rotation rate of 150 rpm in argon atmosphere were the main processing ...The milling time ranged ...
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Cerâmica vol.60 número354 a16v60n354
... high-energy ball milling it is possible to obtain solid materials with higher surface area and different particle ...high-energy milling can improve functionalization of kaolinite due to the exposure ...
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Rev. Esc. Minas vol.68 número3
... energy ball milling, which was milled pure and with 1 and 3 % of niobium carbide (NbC) ...the milling eficiency of the steel, through formation of a metal-ceramic composite with a ductile-fragile ...
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Mat. Res. vol.15 número6
... High-energy ball-milling of ZnO (M/s Merck, 99% purity) and α-Fe 2 O 3 (M/s Glaxo, 99% purity) mixture in 1:1 mol% was conducted in a planetary ball mill (Model P5, M/S Fritsch, GmbH, ...of ...
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Evaluation of grinding methods for pellets preparation aiming at the analysis of plant materials by laser induced breakdown spectrometry
... It has been demonstrated that laser induced breakdown spectrometry (LIBS) can be used as an alternative method for the determination of macro (P, K, Ca, Mg) and micronutrients (B, Fe, Cu, Mn, Zn) in pellets of plant ...
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Mat. Res. vol.19 suppl.1
... produced by arc-melting from the pure elements (Ti: Alfa Aesar, 99.7%; Cr: Aldrich, 99.7%; V:CERAV, 99.7%). The mixtures were melted three times to ensure a good level of homogeneity and the as-cast alloys were crushed ...
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Characterization of bismuth titanate ceramics derived by mechanochemical synthesis
... high-energy ball milling process had a better sinterability than those prepared by other methods, showing the advantage of the mechanochemical process over conventional solid-state reactions and chemical ...
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Mat. Res. vol.15 número5
... short milling time, it is unlikely a significant contamination with Fe but for longer milling times the abrasive wear promoted by hard BCC phase particles can lead to a extensive contamination with Fe, as ...
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Mat. Res. vol.10 número3
... the milling time and keeping constant the rotational mill speed caused an exponential grain size reduction in the sintered ...the milling speed also reduced the grain size and influenced both remanence and ...
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Microstructural and mechanical analysis of 316L SS β-TCP composites produced though the powder metallurgy route
... In this direction, the main objective of this study was to produce through the powder metallurgy route, a composite with 316L SS and β-TCP, combining the good mechanical properties of the steel and the excellent ...
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Mat. Res. vol.18 número5
... of milling. It can be seen that the high- energy ball milling induces a formation of microplatelets with irregular large sizes and ~ 7μm in average ...of milling the time does not affect the ...
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REM, Int. Eng. J. vol.70 número4
... energy ball mill with the following parameters: 5, 10, 15 and 20 hours, mass/sphere relation of 1:20 and speed of 150 ...the milling process, the powders of both compositions were uniaxially pressed and ...
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Legume beverages from chickpea and lupin, as new milk alternatives
... before milling; cooking the sprouts/seeds only after milling; testing different concentrations of seeds in the final beverage; beverage thermal shock at 75 °C for 15 min), the fresh chickpea-, green pea- ...
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Kin-ball - An approach for School Classes
... The kin-ball was invented by Mario Demers in 1986 with the aim of promoting health, cooperation, teamwork, sportsmanship and student success, in order to meet the specific requests and needs of teachers. As well ...
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Lat. Am. j. solids struct. vol.12 número3
... the ball rise rapidly, this is due to that the helix angle has greatly limited the ball ...the ball slipping, the helix angle in the design process should be increased but the same time below the 75 ...
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DETERMINATION OF PRIMARY METABOLITES IN CEREAL MILLING FRACTIONS
... flour milling fractions (Tab. 5) was in oat, rye and triticale; in bran milling fractions in spelt and triticale, which is associated with a high content of albumnis and globulins in these fractions, ...
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Claudia Renata Pinto Santos2 , Renata Barco Leme2 , Ruth Rocha Franco2 , Louise Cominato2 , Alessandra Teixeira Miranda Araújo2 , Fernando Miranda Santos2 , Durval Damiani2 , Roberta Luksevicius Rica3 , Danilo Sales Bocalini4
... higher ball touches highlight the importance of utilizing smaller-sided games to promote greater energy expenditure by increasing ball engagement 29 ...
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