Parker A5-type dust ring
   A5-type dust ring effect is to prevent dust, dirt, sand or fines enter. This can be achieved by a special design, it can greatly protects the guiding parts and prolong the service life of the seal. A5 wiper rings in its first installation without screws or brackets. It does not require tight tolerances and does not require metal inserts. Dust ring is a continuous ring to supply very easily into the slot. Avoid dust ring back pressure.

1. Material

  Standard materials for the Shore A NBR rubber hardness of about 90.

  Before deciding the materials used, please contact the company's consulting services. The company also provides Parker polyurethane dust ring, material P5004.

  For high temperature and chemical resistance of the working conditions, the company recommended fluorine rubber dust ring, material No. V3664.

2. Applications

  Axial joystick A5-type dust ring for hydraulic cylinders and cylinder, plunger, piston rod.

  Working temperature: -35 ℃ to + 100 ℃

  Surface speed: ≤2 m / s

3. Install

   A5-type dust ring structure is quite simple easy to mount groove. Avoid dust seal lip contact with the piston rod eyelet or other connecting parts. However, the dust ring is preferably mounted outside the casing, so he denied dirt easy to remove.

  If the special requirements (temperature, velocity, for water, HFA solution, HFB and other liquid media), please consult the company's service department, in order to recommend the right materials and structures.

  A5-type dust ring at high speed, long stroke conditions, easily bring out the assembly trenches, please use caution.