The function of the wiper PO22 wiper is cleaning the rod while return into position, blocking external impurities. It is made up of an external metal cage core part glued to a PU element. It has widely used on earth moving machinery and agricultural machinery. For the limited size can be used to protect joints, bearings and bushings rolling (pin dust seal). The groove is open and makes easier the design of the seat.
Speed: < 0.8 m/s
Temperature: from -35°C to +100°C with peaks till +110°C.
Fluids: hydraulics oils, grease and mineral lubricants.
The material of the wiper is a polyurethane with a hardness of
93° Shore A and steel core.
Compound reference : CA NORMS DIN 1624
The assembling is done in open groove ( interference ). Remove flashes and cutting edges to allow better installation of the wiper to facilitate and not damage the cage during insertion.