... hydraulic press Nominal force (kN):630, 1,000, 1,600, 2,000, 2,500, 3,150, 4,000, 5,000, 6,300 ... optimized design, 3-beam and 4-column structure; the hydraulic control adopts inserted integrated system characterized with large flow rate ... interiorleakage, reliable action, long service life, small hydraulic impact. The highly integrated hydraulic system reduces the connecting joints on pipelines and ...