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Zurcon® - U-Cup RU9 - RU9000200-Z20

Single Acting U-Cup with a dynamic sealing lip providing excellent dynamic and static sealing capabilities.

Quality & Norms:

According to ISO 5597 yes  

Material Properties:

Maximum Operating Temperature 110  °C

Minimum Operating Temperature -35  °C

Hardness Nominal 93  

Hardness Tolerance +/- 3  

Hardness Unit Shore A  

Color Turquoise  

Specific Gravity 1.2  g/cm³

Material Type PUR  

Tensile Strength 45  MPa

Elongation at break 450  %

Installation Dimensions:

Rod Diameter, dN f8/h9 20  mm

Groove Diameter, D1 H10 28  mm

Groove Width, L +0,25 6.3  mm

Seal Capabilities:

Min. Temperature -35  °C

Max. Temperature 110  °C

Speed max. 0.5  m/s

Pressure max. 40  MPa

Zurcon® - U-Cup RU9

Material Information for the product(s) on this page


Material data sheet



Basic Material:



93 (Shore A)

Commercial Description:

Zurcon® Z20, 93ShA proprietary Thermoplastic Polyurethane material based on aromatic diisocyanate and polyester diol. Developed by Trelleborg Sealing Solutions for hydraulic application sealing elements, Zurcon® Z20 offers high wear and extrusion resistance, low compression set, a wide operating temperature range, minimal swelling in mineral oil and acceptable hydrolysis resistance.