RU2 ZURCON U-CUP

           

DESCRIPTION:

Today, u-Cups are used primarily as seals for piston rods in hydraulic cylinders. u-Cups in polyurethane are proven elements, due to their good mechanical properties, for standard cylinder construction, particularly for mobile hydraulics under rough operating conditions. The u-Cup ru2 is a double lip seal in a compact design. 

TYPE RU2:

The compact u-Cup type ru2 is designed for small grooves. it is thus particularly suitable for use in space-saving designs. The compact form provides a high sealing effect even with low system pressures. The u-Cup has two sealing lips in the dynamic sealing zone. The compact form with two sealing lips provides an improvement in the leakage behavior at low system pressures.

Due to the incorporation of an oil trap between the two sealing lips, friction at pressures above approximately 10 MPa is reduced. Furthermore, the second sealing lip prevents the entry of dirt from the atmosphere side.

 

 

METHOD OF OPERATION:

The sealing effect of the u-Cup comes from the intrinsic preload of the seal body and from the compression of the seal lips during installation. in operating conditions, the radial mechanical contact forces are superimposed by the system pressure.

at low stroke speeds, u-Cups can tend to have a stick-slip effect due to an inadequate lubrication film formation in the seal clearance and to their material properties. This behavior corresponds to the Stribeck curve described in the relevant literature.

 

OPERATING CONDITIONS: 

Pressure: Max. 35 MPa

Speed: up to 0.5 m/s

Temperature: use in mineral oils: -35 °C to +110 °C

Media: Mineral oil-based hydraulic fluids.

 

ADVANTAGES:

  • Good sealing effect at high and low pressures
  • Good abrasion resistance, wear-resistant
  • Unaffected by sudden loads
  • Suitable for small grooves
  • Simple installation

 

TSS item no.  Product name 
RU2000060-WU9L3  U-Cup 
RU2000060-WUAQ3  U-Cup 
RU2000060-Z20  U-Cup 
RU2000080-WUAQ3  U-Cup 
RU2000080-Z20  U-Cup 
RU2000100-WU9L3  SEALING PARTS TS/L 
RU2000100-WUAQ3  U-Cup 
RU2000100-Z20  U-Cup 
RU2000120-WUAQ3  U-Cup 
RU2000120-Z20  U-Cup 
RU2000140-WUAQ3  U-Cup 
RU2000140-Z20  U-Cup 
RU2000160-WU9L3  SEALING PARTS TS/L 
RU2000160-WUAQ3  U-Cup 
RU2000160-Z20  U-Cup 
RU2000180-WU9L3  POLYPAC EUROSEAL EU 
RU2000180-WUAQ3  U-Cup 
RU2000180-Z20  U-Cup 
RU2000200-WU9L3  SEALING PARTS TS/L 
RU2000200-WUAQ3  U-Cup 
RU2000200-Z20  U-Cup 
RU2000220-WUAQ3  U-Cup 
RU2000220-Z20  U-Cup 
RU2000250-WU9E1  U-Cup 
RU2000250-WU9L3  U-Cup 
RU2000250-WUAQ3  U-Cup 
RU2000250-Z20  U-Cup 
RU2000250-Z22  U-Cup 
RU2000280-WU9L3  U-Cup 
RU2000280-WUAQ3  U-Cup 
RU2000280-Z20  U-Cup 
RU2000300-WU9L3  U-Cup 
RU2000300-WUAQ3  U-Cup 
RU2000300-Z20  U-Cup 
RU2000320-WUAQ3  U-Cup 
RU2000320-Z20  U-Cup 
RU2000350-WU9L3  U-Cup 
RU2000350-WUAQ3  U-Cup 
RU2000350-Z20  U-Cup 
RU2000360-WU9L3  U-Cup 
RU2000360-WUAQ3  U-Cup 
RU2000360-Z20  U-Cup 
RU2000400-WUAQ3  U-Cup 
RU2000400-Z20  U-Cup 
RU2000420-WUAQ3  U-Cup 
RU2000420-Z20  U-Cup 
RU2000450-WU9L3  U-Cup 
RU2000450-WUAQ3  U-Cup 
RU2000450-Z20  U-Cup 
RU2000500-WU9L3  POLYPAC EUROSEAL EU 
RU2000500-WUAQ3  U-Cup 
RU2000500-Z20  U-Cup 
RU2000500-Z22  U-Cup 
RU2000550-WU9E1  U-Cup 
RU2000550-WU9L3  U-Cup 
RU2000550-WUAQ3  U-Cup 
RU2000550-Z20  U-Cup 
RU2000560-WUAQ3  U-Cup 
RU2000560-Z20  U-Cup 
RU2000600-WU9L3  SEALING PARTS TS/L 
RU2000600-WUAQ3  U-Cup 
RU2000600-Z20  U-Cup 
RU2000630-WU9L3  POLYPAC EUROSEAL EU 
RU2000630-WUAQ3  U-Cup 
RU2000630-Z20  U-Cup 
RU2000650-WU9L3  U-Cup 
RU2000650-WUAQ3  U-Cup 
RU2000650-Z20  U-Cup 
RU2000700-WU9L3  U-Cup 
RU2000700-WUAQ3  U-Cup 
RU2000700-Z20  U-Cup 
RU2000750-WU9L3  U-Cup 
RU2000750-WUAQ3  U-Cup 
RU2000750-Z20  U-Cup 
RU2000760-WUAQ3  U-Cup 
RU2000760-Z20  U-Cup 
RU2000800-WUAQ3  U-Cup 
RU2000800-Z20  U-Cup 
RU2000850-WU9L3  U-Cup 
RU2000850-WUAQ3  U-Cup 
RU2000850-Z20  U-Cup 
RU2000900-WU9E1  U-Cup 
RU2000900-WUAQ3  U-Cup 
RU2000900-Z20  U-Cup 
RU2000910-WU9L3  U-Cup 
RU2000910-WUAQ3  U-Cup 
RU2000910-Z20  U-Cup 
RU2000950-WU9L3  U-Cup RU2 
RU2000950-WUAQ3  U-Cup 
RU2000950-Z20  U-Cup 
RU2001000-WUAQ3  U-Cup 
RU2001000-Z20  U-Cup 
RU2001050-WU9L3  U-Cup 
RU2001050-WUAQ3  U-Cup 
RU2001050-Z20  U-Cup 
RU2001100-WUAQ3  U-Cup 
RU2001100-Z20  U-Cup 
RU2100060-WUAQ3  U-Cup 
RU2100060-Z20  U-Cup 
RU2100100-WU9L3  U-Cup 
RU2100120-WU9L3  U-Cup 
RU2100120-WUAQ3  U-Cup 
RU2100120-Z20  U-Cup 
RU2100140-WU9L3  SEALING PARTS TS/L 
RU2100140-WUAQ3  U-Cup 
RU2100140-Z20  U-Cup 
RU2100150-WU9L3  SEALING PARTS TS/L 
RU2100150-Z20  SEALING PARTS TS/L 
RU2100180-WU9E1  U-Cup 
RU2100180-WU9L3  U-Cup 
RU2100180-WUAQ3  U-Cup 
RU2100180-Z20  U-Cup 
RU2100200-WU9E1  U-Cup 
RU2100200-WU9L3  U-Cup 
RU2100200-WUAQ3  U-Cup 
RU2100200-Z20  U-Cup 
RU2100220-WUAQ3  U-Cup 
RU2100220-Z20  U-Cup 
RU2100250-WU9L3  U-Cup 
RU2100280-WUAQ3  U-Cup 
RU2100280-Z20  U-Cup 
RU2100300-WU9L3  SEALING PARTS TS/L 
RU2100300-WUAQ3  U-Cup 
RU2100300-Z20  U-Cup 
RU2100300-Z24  U-Cup 
RU2100320-WUAQ3  U-Cup 
RU2100320-Z20  U-Cup 
RU2100360-WUAQ3  U-Cup 
RU2100360-Z20  U-Cup 
RU2100400-WU9L3  U-Cup 
RU2100400-WUAQ3  U-Cup 
RU2100400-Z20  U-Cup 
RU2100400-Z22  U-Cup 
RU2100420-WU9L3  SEALING PARTS TS/L 
RU2100450-WU9L3  U-Cup 
RU2100450-WUAL3  U-Cup 
RU2100450-WUAQ3  U-Cup 
RU2100450-Z20  U-Cup 
RU2100450-Z22  U-Cup 
RU2100500-UAT60  POLYPAC EUROSEAL EU 
RU2100500-WU9L3  U-Cup 
RU2100500-WUAQ3  U-Cup 
RU2100500-Z20  U-Cup 
RU2100560-WU9E1  U-Cup 
RU2100560-WUAQ3  U-Cup 
RU2100560-Z20  U-Cup 
RU2100650-WUAQ3  U-Cup 
RU2100650-Z20  U-Cup 
RU2100700-WUAQ3  U-Cup 
RU2100700-Z20  U-Cup 
RU2100750-WUAQ3  U-Cup 
RU2100750-Z20  U-Cup 
RU2100750-Z22  U-Cup 
RU2100800-WU9E1  U-Cup 
RU2100800-WU9L3  SEALING PARTS TS/L 
RU2100800-WUAQ3  U-Cup 
RU2100800-Z20  U-Cup 
RU2101100-WUAQ3  U-Cup 
RU2101100-Z20  U-Cup 
RU2101150-WU9L3  POLYPAC EUROSEAL EU 
RU2101150-WUAQ3  U-Cup 
RU2101150-Z20  U-Cup 
RU2101250-WU9L3  U-Cup 
RU2101250-WUAQ3  U-Cup 
RU2101250-Z20  U-Cup 
RU2200080-WU9L3  SEALING PARTS TS/L 
RU2200080-WUAQ3  U-Cup 
RU2200080-Z20  U-Cup 
RU2200120-WUAQ3  U-Cup 
RU2200120-Z20  U-Cup 
RU2200220-WUAQ3  U-Cup 
RU2200220-Z20  U-Cup 
RU2200300-WUAQ3  U-Cup 
RU2200300-Z20  U-Cup 
RU2200350-WU9L3  SEALING PARTS TS/L 
RU2200350-WUAQ3  U-Cup 
RU2200350-Z20  U-Cup 
RU2200360-WUAQ3  U-Cup 
RU2200360-Z20  U-Cup 
RU2200360-Z22  U-Cup 
RU2200400-WU9L3  U-Cup 
RU2200400-WUAQ3  U-Cup 
RU2200400-Z20  U-Cup 
RU2200450-WU9L3  U-Cup 
RU2200450-WUAQ3  U-Cup 
RU2200450-Z20  U-Cup 
RU2200560-WU9L3  SEALING PARTS TS/L 
RU2200600-WUAQ3  U-Cup 
RU2200600-Z20  U-Cup 
RU2200610-WU9L3  U-Cup 
RU2200610-WUAQ3  U-Cup 
RU2200610-Z20  U-Cup RU2 
RU2200700-WUAQ3  U-Cup 
RU2200700-Z20  U-Cup 
RU2201400-WUAQ3  U-Cup 
RU2201400-Z20  U-Cup 
RU2300180-WUAQ3  U-Cup 
RU2300180-Z20  U-Cup 
RU2300200-WU9L3  SEALING PARTS TS/L 
RU2300220-WU9L3  U-Cup 
RU2300220-WUAQ3  U-Cup 
RU2300220-Z20  U-Cup 
RU2300280-WU9L3  SEALING PARTS TS/L 
RU2300300-WUAQ3  U-Cup 
RU2300300-Z20  U-Cup 
RU2300350-WU9L3  U-Cup 
RU2300400-WU9L3  U-Cup 
RU2300400-Z20  U-Cup RU2 
RU2300450-WU9L3  POLYPAC EUROSEAL EU 
RU2300450-WUAQ3  U-Cup 
RU2300450-Z20  U-Cup 
RU2300600-WU9L3  U-Cup RU2 
RU2300600-WUAQ3  U-Cup 
RU2300600-Z20  U-Cup 
RU2300800-WU9L3  U-Cup 
RU2300800-WUAQ3  U-Cup 
RU2300800-Z20  U-Cup 
RU2300900-WU9L3  U-Cup 
RU2300900-WUAQ3  U-Cup 
RU2300900-Z20  U-Cup 
RU2301250-WUAQ3  U-Cup 
RU2301250-Z20  U-Cup 
RU2400250-WU9L3  U-Cup 
RU2400280-WU9L3  U-Cup 
RU2400300-WU9L3  U-Cup 
RU2400300-WUAQ3  U-Cup 
RU2400300-Z20  U-Cup 
RU2400320-WUAQ3  U-Cup 
RU2400320-Z20  U-Cup 
RU2400500-WU9L3  U-Cup 
RU2400500-WUAQ3  U-Cup 
RU2400500-Z20  U-Cup 
RU2400600-WUAQ3  U-Cup 
RU2400600-Z20  U-Cup 
RU2400800-WU9L3  U-Cup 
RU2400900-WU9L3  SEALING PARTS TS/L 
RU2400900-Z20  U-Cup RU2 
RU2500250-WU9L3  U-Cup 
RU2500300-WU9L3  U-Cup 
RU2500320-WU9L3  U-Cup 
RU2500400-WU9L3  U-Cup 
RU2500400-WUAQ3  U-Cup 
RU2500400-Z20  U-Cup 
RU2500450-WU9L3  U-Cup 
RU2500450-WUAQ3  U-Cup 
RU2500450-Z20  U-Cup 
RU2600550-WU9L3  U-Cup 
RU2600550-WUAQ3  U-Cup 
RU2600600-WUAQ3  U-Cup 
RU2600600-Z20  U-Cup 
RU2601000-WU9L3  U-Cup 
RU2601000-Z24  U-Cup RU2 
RU2800600-WU9L3  U-Cup