UHP/UNP Piston Seal

Hydraulic Piston Seals-UNP/UHP Piston Seal

Standardized with the material of high temperature PU93ShoreA,UNP/UHP are used very widely in hydraulic cylinders. Having shorter outer sealing lip UNP/UHP nurtring are designed especially for piston application.

Technical Data 

Pressure: ≤ 400 bar 

Temperature: -35  to +100℃ 

Speed:  ≤0.5m/s 

Media: Hydraulic oils (mineral oil-based) 

 Material: PU Hardness: 93+/2 Shore A Color: Green 

 Advantages High abrasion resistance Insensibility against shock loads and pressure peaks Low compression set

Standard Sizes of Hydraulic Piston Seals-UHP/UNP Piston seals

UNP Piston Seals
Material: PU 93+/-2 ShoreA  Color:Dark green
Size(mm)	Size(mm)	Size(mm)	Size(mm)	Size(mm)
10.5×16.2×4.4	200×175×16	250×225×19	300×270×19	360×330×24
125×105×15	205×180×16	261×236×19	305×270×19	450×410×30
150×130×15	212×187×16	265×235×19	308×280×18	450×420×26
180×155×16	215×190×16	275×250×19	310×280×19
190×165×16	224×199×16	280×255×19	314×285×19
195×170×15	237×212×19	295×265×19	330×300×19
UHP Piston Seals
Material: PU 93+/-2 ShoreA  Color:Dark green
Size(mm)	Size(mm)	Size(mm)	Size(mm)	Size(mm)
40×30×6.5	63×53×6.5	100×85×9.5	150×136×9	200×180×12.5
50×39×7.3	80×64×12	125×112×9	160×145×9	220×200×12.5
50×40×6.5	80×71×6.5	125×115×12	160×145×9.5	250×230×12.5
62×52×6.3	90×80×6.5	140×125×9.5	180×165×9.5