The tablet press machine has good compressibility and fluidity, and can synthesize medicinal starch tablets, with uniform granules and no moisture, and the proportion of fine powder in the granules does not exceed one-third. The whole extract, semi-extract and raw powder granules of traditional Chinese medicine granules must not be wet and have certain fluidity.

Summary of the main points of the sample preparation and sample unloading operation of the tablet press: First, turn the upper mold upside down and place it on the pressing ring. Put the ejector pin and the depressor into the hole of the upper mold. Before placing the depressor, look for the side with a high finish and lay it flat upward; then, place the sample on the depressor, and place the other depressor Place the side with high finish downwards into the hole of the upper die, and grind the sample flat;

Then insert the lower mold of the tablet press into the hole of the upper mold, place the mold upside down in the center of the table of the tablet press, tighten the screw, tighten the valve in Figure 6 clockwise, and insert the handle into the tablet press. In the lifting hole, use the handle to press up and down to an appropriate pressure (generally 8 tons or 27Mpa); finally, let the sample continue to pressurize for several minutes, turn the valve counterclockwise, loosen the screw, and the mold can be removed.