Precision-Engineered Sealing Solutions for Press Brake Hydraulic Cylinders

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Applications

Bending machinery cylinder
Bending machinery
Bending machinery

Category: Industry Standard (ISO/DIN), High Cost-Performance, Drop-in Replacement.
Key Materials: Reinforced Bronze-filled PTFE, High-Performance PU, Phenolic Guide Bands, High-elasticity NBR.

Operating Pressure: Up to 400 bar (High-Pressure Synchronization)
Operating Speed: ≤ 0.5 m/s (Smooth Low-speed Control)
Temperature Range: -30°C to +110°C


The precision of a press brake heavily relies on the synchronization and stability of its hydraulic cylinders. We provide a full range of universal sealing solutions for main and auxiliary cylinders. Engineered with low-friction materials, our seals are optimized for high-frequency reciprocating and long-term pressure-holding cycles, effectively eliminating "stick-slip" and ensuring precise, consistent bending angles.


Technical Advantages

  • Ultra-Smooth Movement: Utilizing low-friction PTFE Step Seals and Glyd Rings to minimize static friction, ensuring smooth rod movement even at very low speeds without judder or vibration.

  • Superior Pressure Retention: Optimized lip profiles provide stable static sealing during prolonged holding cycles, preventing cylinder drift or positioning errors caused by internal leakage.

  • High-Precision Alignment: Precision-engineered guide bands offer excellent side-load resistance, maintaining perfect alignment between components and extending the lifespan of primary seals.

  • Cost-Efficient Maintenance: Dimensionally compatible with global press brake cylinder standards, allowing for quick, "plug-and-play" replacement without hardware modifications.


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+86 15063005661

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+86 15063005661