The SI Series Standard Cylinder is manufactured according to ISO 15552 (formerly ISO 6431) standards, providing reliable interchangeability and compatibility for industrial automation equipment worldwide. Its tie-rod free aluminum profile construction offers excellent corrosion resistance and a compact appearance while maintaining high mechanical strength.
Equipped with advanced Y-shape piston sealing technology and adjustable air cushioning, the SI Series delivers smooth operation, low starting pressure, and extended service life. Multiple mounting accessories are available, making the cylinder suitable for a wide range of pneumatic motion control applications.
The SI Series Standard Cylinder is designed to meet ISO 15552 international standards, providing dependable linear motion for industrial automation systems. Its modern profile construction eliminates external tie rods while offering improved corrosion resistance, simplified maintenance, and an attractive appearance.
Designed for long-term industrial operation, the SI Series combines efficient sealing technology, stable cushioning performance, and flexible installation options to support a wide variety of machine designs.
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● ISO 15552 (formerly ISO 6431) standard design
● Tie-rod free aluminum profile construction
● Advanced Y-shape piston sealing system
● Low starting pressure for smooth operation
● Adjustable air cushioning
● Corrosion-resistant cylinder body
● Long service life under continuous operation
● Wide range of mounting accessories available
● Optional magnetic piston for sensor applications
● Suitable for general industrial automation
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The SI Series is manufactured in accordance with ISO 15552 standards, ensuring dimensional compatibility with internationally recognized pneumatic cylinder specifications.
This standardized design simplifies equipment replacement, maintenance, and machine design while providing engineers with greater flexibility when selecting pneumatic components for automation projects.
The standardized dimensions also facilitate the use of common mounting accessories and installation hardware.
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The piston sealing system utilizes two Y-shape one-way seals that provide automatic compensation during operation.
Compared with conventional sealing arrangements, this design offers several advantages:
● Lower starting friction.
● Reduced air leakage.
● Improved sealing stability.
● Longer service life.
● Consistent performance during repeated cycling.
The low starting pressure characteristic is particularly beneficial for applications requiring smooth and precise cylinder movement.
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The SI Series adopts a specially designed aluminum profile barrel that eliminates the need for external tie rods.
The integrated profile structure provides:
● Excellent corrosion resistance.
● Improved structural appearance.
● Reduced external component exposure.
● Easy cleaning and maintenance.
● High dimensional stability.
This modern construction makes the cylinder suitable for various industrial environments while maintaining long-term reliability.
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To improve motion quality and reduce mechanical impact, the SI Series incorporates an adjustable air cushioning mechanism.
The cushioning performance can be optimized according to operating speed and load conditions, helping reduce vibration and shock loads at stroke ends. This contributes to smoother operation and helps extend the service life of connected machinery.
Stable cushioning characteristics are particularly valuable in high-cycle automation applications.
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A comprehensive range of mounting accessories is available for the SI Series, allowing the cylinder to be adapted to different machine structures and installation requirements.
The standardized cylinder dimensions simplify integration into automation equipment and support both new machine designs and retrofit projects.
This installation flexibility helps equipment manufacturers reduce design complexity while improving assembly efficiency.
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The SI Series Standard Cylinder is widely used in:
● Automated assembly equipment
● Packaging machinery
● Material handling systems
● Printing and textile equipment
● Electronics manufacturing
● Food processing machinery
● Conveyor automation
● General industrial automation
With its ISO-compliant design, advanced sealing technology, corrosion-resistant profile body, and reliable cushioning performance, the SI Series Standard Cylinder provides an efficient and dependable solution for modern pneumatic motion control applications.
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