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Wiper Ring, Step Profile AIST

Wiper Ring, Step Profile AIST

Wiper Ring, Step Profile AIST

Product catalog summary
Introduction
The document describes the AIST wiper ring with a step profile, designed to prevent the ingress of contaminants such as dust, dirt, metal particles, and sand into hydraulic cylinders. It is positioned at the front of the cylinder to protect the internal sealing and bearing systems.

Specifications
The AIST wiper ring is compatible with mineral oil-based hydraulic fluids and can be easily installed into simple grooves. It is available in various dimensions, with further sizes available upon request.

Materials and Application
The wiper ring is made from standard materials such as NBR and Hytrel, with alternatives available upon request. It is primarily used in hydraulic cylinders.

Design and Installation
The wiper ring is designed to be bent into a kidney shape for insertion into the groove. The surface finish requirements for sliding surfaces, groove base, and sides are specified to ensure optimal performance.

Performance Parameters
The wiper ring operates effectively within a temperature range of -35°C to +100°C and can handle sliding speeds up to 1 m/s.

Ordering Information
The document provides a detailed list of available sizes, including diameter, width, and reference numbers for ordering. Examples of standard configurations are provided to assist in the selection process.
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Catalog excerpts

Wiper Ring, Step Profile AIST-1

Abstreifring, Stufenprofil Wiper Ring, step profile AIST Abstreifring, Stufenprofil Wiper Ring, step profile Der Hunger Abstreifring mit Stufenprofil AIST verhindert mit seiner speziellen Formgebung das Eindringen von Staub, Schmutz, Metallpartikeln, Sandkörnern und sonstigen Verunreinigungen. The profile of the Hunger AIST wiper with step profile prevents ingress of dust, dirt, metal particles, sand grains and other contaminants from entering the cylinder. Er schließt stirnseitig mit dem Zylinder ab und schützt somit die innenliegenden Elemente des Dichtsystems. It is built into the front of the cylinder to protect the seal and bearing system. Der AIST kann bei Hydrauliköl auf Mineralölbasis eingesetzt werden und läßt sich in einfach gestaltete Einbauräume einschnappen. The AIST is easily snapped into a simple installation groove and can be used with all mineral oils. 201

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Wiper Ring, Step Profile AIST-2

Abstreifring, Stufenprofil Wiper Ring, step profile AIST Werkstoffe Materials Abstreifring Wiper Ring Standard NBR bzw. Hytrel ® Standard NBR/Hytrel ® Alternativ (auf Anfrage) PTFE, Hytrel® Alternative (on request) PTFE, Hytrel® Application Range Einsatzbereich Druck [bar] Standard Temperaturbereich [°C] Gleitgeschwindigkeit [m/s] - -35 ... +100 1 pressure [bar] temperature range [°C] sliding speed [m/s] - -35 ... +100 1 Standard Konstruktionshinweise Design Hints Oberflächengüte Surface Finish Rauhtiefen Surface Quality Ra [µm] Rt [µm] Ra [µm] Rt [µm] Gleitflächen 0,1 - 0,3 ≤ 1,5 Sliding Surfaces...

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