We can use the methods thickening the turntable both sides of the rotor. This not only can appropriately raise the wear resistance, but also can prevent deformation repair welding, repair welding processing on the turntable. In general, the turntable wear is the most serious.First: Thicken the turntable in the both sides of the rotor.
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Many kinds of contamination pulp and dyeing solution are not easily penetrates into the building, and particularly convenient for cleaning and maintenance. It has the advantages of simple process and low cost. The water absorption rate is extremely low. Microcrystalline stone can be made into various arc and curve panel by the heating methods.Microcrystalline stone, as a new building material, gradually goes into people's homes.
This causes the tantalum and niobium values to dissolve as complex fluorides, and numerous impurities that were present also dissolve. The filtration of the digestion slurry, and further processing via solvent extraction using methyl isobutyl ketone or liquid ion exchange using an amine extractant in kerosene, produces highly purified solutions of tantalum and niobium. are generally present. Other elements such as silicon, iron, manganese, titanium, zirconium, uranium, thorium, rare earths, etc.The extraction and refining of tantalum, including the separation from niobium in these various tantalum-containing mineral concentrates, is generally accomplished by treating the ores with a mixture of hydrofluoric and sulfuric acids at elevated temperatures.
It will be also appreciated, that, when a multi-deck separator is used for separation of difficult-to-screen materials onto three and more fraction, a corresponding plurality of multifrequency self-cleaning sieve assemblies may be used in stack-like way and accordingly a plurality of second outlets 128 may be provided at according number of oversize shells 122, wherein only the smallest particles passing through the lower sieve assembly, having the smallest mesh size, exit the single first outlet 129.
• Fixed-speed drives are used when the initially chosenconveyor speed does not require change during the course ofnormal operation. In any event, the conveyor must be shut down whilethe speed change is made.4.• Adjustable-speed drivesare designed for changing speedeither manually or automatically while the conveyor is inoperation, to meet variations in processing requirements. They may be of either fixed-speed oradjustable-speed type.Conveyor drives• Conveyor drives may account for from 10 to 30 percent of thetotal cost of the conveyor system, depending on specific jobrequirements. However, formajor adjustments motor or speed-reducer changes arerequired. Simple sheave or sprocket changes sufficeshould minor speed alterations be needed.
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