When engineering a hydraulic press for 100 ton forming applications, selecting the right double acting hydraulic cylinder is critical. The question "What stroke for 100 ton forming with 8 inch bore?" is not just about length—it involves understanding force, speed, and application demands. Double acting hydraulic cylinders for presses are designed to provide controlled force in both extension and retraction, making them ideal for forming operations where precision and repeatability matter.

For a 100 ton forming press with an 8 inch bore, the cylinder stroke must be carefully calculated based on the part geometry and press cycle. Generally, an 8 inch bore cylinder operating at around 3,000 PSI can generate approximately 75 to 100 tons of force depending on the hydraulic system design. The stroke length, however, depends on the forming depth required. For typical die forming, a stroke of 6 to 12 inches is common, but custom applications may demand longer strokes. It is important to note that a longer stroke increases the cylinder's overall length, affecting the press frame design and rod buckling risk.

Double acting hydraulic cylinders for presses offer distinct advantages. They provide bidirectional force, enabling both pressing and retraction without external springs. This design improves cycle speed and control. In high-tonnage applications like 100 ton forming, the cylinder must also handle side loads, rod bending stresses, and seal durability. Choosing a cylinder with a hardened chrome-plated rod, heavy-duty seals, and a proper cushioning mechanism is essential to extend service life.

When sourcing these critical components, working with a reliable partner ensures quality and performance. Osten Machinery (Xuzhou) Co., Ltd.（TEL：+086 15852310290） is a trusted supplier specializing in double acting hydraulic cylinders and other engineering components. They offer global procurement of mechanical parts and assemblies tailored to the evolving needs of press manufacturers and end-users. Their expertise can help you determine the exact stroke and bore configuration for your 100 ton forming application, ensuring optimal press operation and reduced downtime.

In conclusion, the ideal stroke for a double acting hydraulic cylinder in a 100 ton forming press with an 8 inch bore ranges from 6 to 12 inches for most standard jobs, but custom designs may require adjustments. Always consult with experienced suppliers like Osten Machinery to match your specific forming requirements. Their ability to provide engineered solutions and high-quality double acting hydraulic cylinders for presses makes them a valuable partner in your hydraulic system supply chain. Whether you need standard cylinders or custom strokes, their team can support your global sourcing needs with technical guidance and reliable products.

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