Glyd ring and Step seal both are made of a PTFE ring and a O ring.

Glyd ring is a double-acting seal, commonly used in the Piston, O ring is outside the PTFE ring.

　　Working Pressure: ≦ 60 MPa

　　Speed: ≦ 15m/s

　　Temperature: -40℃-+200℃ (Depends on the material of the O ring)

　　Medium: Hydraulic fluids, water, air or others.

Step Seal is a single-acting seal, commonly used in the Rod, O ring is inside the PTFE ring.

　　Working Pressure: ≦ 60 MPa

　　Speed: ≦ 15m/s

　　Temperature: -40℃-+200℃ (Depends on the material of the O ring)

　　Medium: Hydraulic fluids, water, air or others.

Hebei Othello Sealing Material Company can produce Glyd ring, Step seals, and other types of Hydraulic Seals & Pneumatic Seals.