This machine aims to send clay solution and other various slurry waste liquid for filter press, send it to the filter, filter it and solidify it by pressure. It can be used up to about 15 atmospheres in pressure, you can freely adjust the pressure etc. by the goods. Other chemicals, etc. It is also suitable for sending high concentrations of high liquids to distant distances etc. Unlike ordinary pumps, unlike ordinary pumps, it is designed to prevent contamination of foreign matter, so that the solution does not enter the piston part with high efficiency and wear is little and it is used for many years I can endure. Improvement is repeated, and the worn part is made to be easily replaceable by using ball bearing.