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Mo2nib2ni cermets have been widely studied for their excellent properties, but the effect of powder grinding process on cermets has not been systematically studied. In this study, Mo Ni and B powders were mechanically milled for 1 h to 15 h. XRD patterns of the milled powders confirmed a new preparation method, and no phase was observed during grinding
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Mo2nib2ni cermets have been widely studied for their excellent properties, but the effect of powder grinding process on cermets has not been systematically studied. In this study, Mo Ni and B powders were mechanically milled for 1 h to 15 h. XRD patterns of the milled powders confirmed a new preparation method, and no phase was observed during grinding
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The results show that the particle size of CB decreases with the increase of milling time, and the zeta potential indicates that the colloidal stability increases with the increase of milling time. The test results of mechanical properties are consistent with the particle size and zeta potential of CB dispersion
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The results show that no new phase is formed during ball milling. With the increase of milling time, the morphology of the composites changes from spherical to cubic and lamellar
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The two-step ball milling process is beneficial to the oxidation of molybdenum and shows great potential in the preparation of immiscible alloys. The chemical and mechanical properties of elements play an important role in the evolution and morphology of different alloys during ball milling
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Ball milling is one of the most widely used technologies for the preparation of fine particles. There are various preparation methods for these materials. Among them, 11 12 kinds of high-energy ball milling or mechanical alloying have attracted much attention
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3wt graphite copper matrix composites were prepared by mechanical ball milling pressing vacuum hot pressing sintering hot extrusion process. The mechanical properties of graphite copper matrix composites were studied by material testing machine, Vickers hardness tester, impact testing machine, optical microscope and scanning electron microscope
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The purpose of this paper is to prepare aluminum matrix composites, study the influence of fly ash and milling time on density and hardness, and compare with pure matrix material's compressive strength, microstructure and dispersion of reinforcement
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Alncu composite powders were prepared by ball milling method. The effects of rotating speed, stirring time and ball / powder ratio BPR on particle size distribution, composition and morphology of alncu composite powder were investigated by X-ray diffraction and scanning electron microscopy
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The results show that the mechanical properties of all specimens are significantly improved by using ground fly ash instead of cement mortar. The beneficial effect of ground fly ash can improve the utilization rate of the product in precast concrete industry
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10wt graphene reinforced Al 6061al6061 composites were prepared by ball milling method. The effect of ball milling process on the dispersion of graphene was studied. Al6061 powder and graphene were milled at different ball milling times, and then hot pressed in semi-solid state of Al6061 to prepare composite materials
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October 30 2014018332 aims to develop a composite material with better wear resistance and mechanical properties for stress bearing joints. The effects of milling time and rotational speed on the final composites were analyzed by scanning electron microscopy (SEM), scanning electron microscopy (SEM) and differential scanning calorimetry (DSC)
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Effect of milling time on mechanical and magnetic properties tensile test on May 15, 2017 showed that the yield strength of the composite increased with the increase of milling time. After 1 hour of ball milling, the tensile strength increased by 50 times due to the addition of carbon nanotubes, and then decreased with the further milling
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[citing mechanical property evaluation of powder metallurgy Ti6Al7Nb alloy] [Journal of mechanical behavior of biomedical materials] 67 2017 110116 10 Nazari keivan a Alireza Nouri and Tim Hilditch quote the effect of grinding time on filling characteristics and compression mechanical properties of sintered ti10nb3mo alloy powder
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The effects of milling time on the grain growth and mechanical properties of ultrafine grained gradient cemented carbide were studied. The results show that high energy ball milling can not effectively reduce the particle size of mixed powder in short ball milling time
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The morphology, structure and hardness of garnet reinforced en-aw6082 aluminum alloy composites were studied. En-aw6082 alloy powders with and without garnet were milled by high energy ball milling in argon atmosphere. The ball milling time was as long as 50 hours
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The effect of high energy ball milling process on Microstructure and mechanical properties of alsifecu alloy is studied in this paper, which partially meets the requirements of kaushal Kishore Singh sudipto Bhattacharjee's Bachelor's degree in metallurgy and materials engineering
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In recent years, with the efforts of researchers to improve the properties of nanocomposites and expand their applications, mechanical alloying has attracted extensive attention. The process can be carried out at room temperature and uniform nano composite powder can be prepared. In this paper, the effects of different milling parameters and operating conditions on the ball milling time and ball size processing are studied
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The effect of milling time on the structure and pore morphology of biomedical porous ti26nba alloy was studied. Porous materials were prepared by mechanical alloying and sintering process using commercially available Ti and Nb metal powders as raw materials
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In this study, 56 wt Ti Ti particles and 25 wt nano alumina nanoparticles were synthesized by thermal decomposition and melt deposition technique
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At the same time, the particle size of CNP without ball milling decreases with the increase of ultrasonic time, which is due to the cavitation effect produced by ultrasonic probe for a long time. The optimal time for ball milling and ultrasonic treatment is 18 h
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On October 21, 2010, the maximum strength of 2016018332 appeared in the 24-hour ball milling sample, which showed the minimum average grain size. Hallbach strengthening is the main reason for the change of mechanical properties. In addition, the elongation of niticnp composite decreases with the milling time
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The effect of ball milling time on the microstructure and mechanical properties of ticn304 stainless steel cermet and the fracture mechanism were studied. The microstructure was studied by means of X-ray diffraction, X-ray diffraction, scanning electron microscope, energy dispersive spectrometer, energy dispersive spectrometer and transmission electron microscope
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In order to study the effect of ball milling of microcrystalline cellulose microcrystalline cellulose (MCC) on the rheological properties of MCC polymer suspensions, the structure, physical and chemical properties of the samples milled at different milling times and the rheological behavior of MCC starch suspension during ball milling were determined
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The effects of mechanical milling and Nb particles as reinforcements on the microstructure and mechanical properties of MgNb composites were studied. It was found that the mechanical milling process can effectively reduce the uniform distribution of Mg and Nb particles in Mg matrix, and obtain MgNb composites
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