YJH79Z series (40T-630T) highly efficient automatic Hydraulic Press for Powder Products, which is mainly used in the production of powder metallurgy and mechanical parts mainly with structural parts, and also in pressing forming of precision ceramics, electronic ceramics and hard synthetic gold products, has independent hydraulic and electrical system, automatic feeding device, floating suppression, which makes the molding density of the product be effectively controlled, protective release and general release for users, PLC programmable controller by electric control, the advanced plug-in integrated valve that is adopted by hydraulic system ensuring continuous, frequent and steady operation of hydraulic press, equipped with oil cooling device, button centralized control and mechanical spacing device so as to ensure consistency of the products.