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Tablet press molding process
by：PHARMA
2023-01-20
The compression molding process of the tablet press is to fill the metal powder into the steel mold cavity, and press the powder through the mold. Molding process of tablet press: The powder is packed in the cavity. Due to the friction and mechanical meshing between particles, the so-called 'arch bridge' phenomenon will occur, forming many pores of different sizes. size. When pressurized, the volume of the powder is compressed. In the initial stage, the powder particles move and redistribute relative to each other, and the pores are filled, so that the density of the green body increases sharply and reaches the bulk density; at this time, the powder particles have been compressed with each other, so when the compacted
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