Scraper Seals

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Scraper seals, also known as wiper seals, are essential components in hydraulic and pneumatic cylinders. Installed on the external side of the cylinder head, their primary role is to prevent contaminants like dirt, dust, moisture, and debris from entering the system during rod retraction. By scraping off foreign particles from the piston rod, they protect internal seals and components from abrasion, corrosion, and premature failure. Typically made from durable polyurethane or rubber with rigid metal supports, they ensure system cleanliness, reduce maintenance needs, and extend the equipment’s service life. These seals are critical in harsh environments such as construction, agriculture, and industrial machinery.

The Essential Role of Seals in Modern Industry

Seals are precision components designed to prevent the leakage of fluids and gases while excluding contaminants in mechanical systems. They are critical for ensuring efficiency, safety, and reliability in a vast range of applications. Common types include static seals like gaskets for stationary parts and dynamic seals like O-rings and lip seals for moving components. Made from materials such as rubber, polyurethane, PTFE, and metal, they are tailored to withstand specific pressures, temperatures, and chemical exposures. From automotive engines and hydraulic cylinders to food processing and aerospace systems, seals are indispensable in nearly every industry, protecting equipment and enhancing performance.

GSZ Series Heavy-Duty Rod Seals High-Pressure & Contamination Resistance

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GSZ Series Heavy-Duty Rod Seals High-Pressure & Contamination Resistance

Secure performance with precision seals

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