ZW Piston seal

Operating conditions

Pressure:    ≤ 400 bar

Temperature: -35°C...+100°C

Speed:        ≤ 0,5 m/s

Fluids:         Hydraulic fluids (mineral oil based); HFA, HFB and HFC fluids (max. 60°C)


(1) Sealing part, NBR

(2) Guide ring, Thermoplastic with high pressure resistance even at high temperatures

(3) Back-up ring, Polyester


One-piece piston

Installation chamfer, Table 1


- Excellent sealing performance at high and low pressures

- Easy to assemble

- Inexpensive structure

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