介绍了新研制的Ｃ８３—２．５型２５ｋＪ锤身微升式液压模锻锤的工作原理、结构和性能特点、液压系统和程控系统，以及工艺实验和生产应用效果。 The working principle, structure and performance characteristics of the newly developed Ck25-2.5 25kJ Hammer Manifold Hydraulic Forging Hammer are introduced. The hydraulic system and program control system as well as the process experiment and production application are introduced.