Problems in the process of pulverizing Chinese medicine with superfine pulverizer
Aug 06, 2021
Criteria for choosing superfine pulverizer
Choose to crush traditional Chinese medicine. The advantage of ultra-fine crusher is that it can crush all kinds of traditional Chinese medicine. The fineness is the same as that of similar traditional Chinese medicine crushers. It is automatically cooled by strong wind. The body is not easy to generate heat after working for a long time. Can.
The ultra-fine pulverizer is a high-speed relative movement between the movable disk and the fixed disk, so that the crushed material can be crushed by the comprehensive effects of the impact, shear, friction between the movable disk and the fixed disk, and the impact between the materials. .
At present, the following problems exist in the use of ultra-fine pulverizers in the traditional Chinese medicine industry:
1. Not susceptible to force-most of the Chinese medicinal materials are plants, with various types and different properties. A considerable part of them are rich in fiber and light in specific gravity. They are not susceptible to mechanical force in the crushing machine. Users often have The emotion of "hammer hitting cotton".
2. The temperature is too high-most Chinese medicinal materials have active ingredients. During the crushing process, there is a higher requirement for temperature. If you blindly pursue the impact of high speed, it will often cause the temperature to be too high and the medicinal materials will fail.
3. The wall-breaking effect is not good-the cell diameter of Chinese medicinal materials is generally between 10 and 50 microns, and some of them reach 70 microns. For the purpose of breaking the wall, the bottom line of fineness should be set to about 500 mesh (equal diameter 25 microns) is more appropriate. However, the current general ultrafine pulverizers are difficult to meet this requirement for Chinese medicinal materials.
4. High cost of use-when the current general ultra-fine pulverizer is applied to Chinese medicinal materials, if a better pulverization effect is pursued, repeated pulverization is required, and good production efficiency or cost cannot be achieved.
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