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Analysis on the Main Points of the Use of Zhimo Zirconia Beads in Horizontal Sand Mill

- 2019-12-04 13:50-

1. How to fill:
 
The horizontal sand mill can use glass balls, zirconia balls, steel balls, etc. as grinding media. It is best to use a uniform particle size for each medium. The media should be cleaned and screened before being loaded into the cylinder. Which medium is used for grinding should be selected according to the dispersion fineness and viscosity of the material to be ground. The principle is: the harder the material, the harder medium should be selected accordingly; the finer the product requirements, the finer the particle size of the medium and the corresponding increase in the filling volume; the coarser the particle size of the material to be ground, the coarser the particle size of the selected medium.
 
2. How to determine the filling amount:
 
The filling amount of the grinding medium of the horizontal sand mill is about 85% of the cylinder volume. The specific quantity should be determined according to the particle size of the medium, the sensitivity of the material to temperature, and the type of material. If the temperature is too high during production, the filling amount should be reduced to control the grinding temperature in the ideal temperature range. If the product outlet temperature is too low, consider gradually increasing the grinding media before increasing the speed to improve efficiency.



3. Replacement and addition of grinding media:
 
In order to achieve the best efficiency, the grinding media in use should be replaced and added at the right time to remove the broken and incomplete parts and supplement the corresponding new media. Its service life should be based on different material varieties to find out the rules, and replace and add in time.
 
4. Factors affecting service life:
 
Speed: The higher the speed of the dispersion shaft, the faster the wear.
Material viscosity: It is recommended to increase the viscosity of the material as much as possible when allowed to reduce abrasion.
The dispersibility of the material itself: the high hardness of the material not only affects the life of the grinding medium, but also affects the life of the cylinder and the dispersion plate.
Empty load: When cleaning the medium of the cylinder, the time should be shortened as much as possible, and do not drive an empty car before no material enters the cylinder.
 
In short, as long as you master the main points of the use of the grinding media of the horizontal sand mill and pay attention to it in daily operations, you can prolong the service life of the grinding.

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