PTFE Piston Seal, single-acting

O-Ring activated, asymmetrical PTFE Piston Seal, low friction and no stick-slip effect. By selecting a different O-ring material, this profile can be easily adapted to suit diverse temperatures and media. With almost no dead spots, this profile is suitable for applications in the food and pharmaceutical industries.

 Temperature Range  Max Speed  Max Pressure Sealing Element O-Ring
-20 °C … +200 °C  1 m/s 100 bar (1450 psi) ECOFLON 1 FPM/FKM (75 Shore A)
-20 °C … +200 °C 1 m/s 160 bar (2300 psi) ECOFLON 2 FPM/FKM (75 Shore A)
-25 °C … +150 °C 1 m/s 100 bar (1450 psi) ECOFLON 1 ECORUBBER-H
-25 °C … +150 °C 1 m/s 160 bar (2300 psi) ECOFLON 2 ECORUBBER-H
-200 °C … +80 °C  0.5 m/s 200 bar (2900 psi) ECOPE MVQ70/ECOSIL
-60 °C … +200 °C 1 m/s 100 bar (1450 psi) ECOFLON 1 MVQ70/ECOSIL
-60 °C … +200 °C 1 m/s 160 bar (2300 psi) ECOFLON 2 MVQ70/ECOSIL