U Cup Seal

Piston rod seal
UNS Seal

U Cup Seal :

U Cup Seal is a single acting seal. It is also know as Piston Rod Seal. It is designed to have symmetrical lips in order to be used both for rod and piston applications. This seal is made of PU material. In addition, It has mechanically trimmed lips. Therefore, it creates excellent contact pressure in both dynamic and static one-way sealing. Since it has symmetrical lips, it is applicable in both for rod and piston applications. In addition, it can be used as shaft seal because it has good oil film returning ability. In conclusion, this seal has a good one-way sealing capability for piston and Rod Seal application.

TYPES OF U CUP SEAL :

There are mainly two types –

  1. UHS SEAL
  2. UNS SEAL

APPLICATIONS OF U-CUP SEAL :

Construction machinery, fork lift trucks, injection moulding machines, agricultural machinery, loading platforms and standard cylinders.

OPERATING CONDITIONS :

MaterialPU
Temperature-35C to 100C
Speedup to 0.5m/s
MediumWater,Gas,Oil,Chemicals
Pressup to 40MPA
ColourBlue,Green
Hardness70 to 90A shore

ADVANTAGES :

  1. Superior static and dynamic sealing effect.
  2. Wide range of dimensions.
  3. Easy assembly into closed grooves.
  4. Simple groove design.
  5. Economical sealing solution.

INSTALLATION :

This seal fits easily in closed grooves as per the sizes. You use special tools during installation. But, the assembly tools must be of soft material and have no sharp edges. Otherwise, the seal might gets damaged. Before installation the wiper must be oiled with system oil.

UNITED ELASTOMER

PU Hydraulic Seal Manufacturer & Importer

U Cup Seal

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