
High Performance 500 Tons Single Acting Cylinder for Hydraulic Press Machines. High Pressure Capacity: Max work pressure 35MPa with 42MPa test pressure ensuring reliability. Durable Material: Carbon steel C45 cylinder body and 40Cr rod with quenching and tempering. Premium Sealing System: Uses top brands like Parker, Merkel, NOK, and Guangzhou Rubber Institute. Leak-Proof Guarantee: 100% pressure tested with no leaks guaranteed for the entire lifetime. Precision Surface Treatment: Plunger chrome plated 0.03-0.15mm with HRC50-60 surface hardness. Customized Service: Offers customized manufacturing processes and stroke options. Certified Quality: Holds CE and ISO9001 certifications for international standards. Online Support: Provides after-warranty online technical support for all units.