Germany MERKEL pneumatic rod seal type seal -AUNIPSL

1. Features
   No metal frame, a combination of dust with special pneumatic sealing edge seals
   Combination with a minimum space requirement ring, U-ring and dust ring combined into one element.
   Without any other accessories (such as the snap ring) when the element is installed in the axial direction into the cavity.

2. Materials
   Hardness of about 94 Shore A, high-performance polyurethane
   Grade: Simritan 94AU925.

3. trenches and machine processing standards
   Piston rod: Rmax≤4μm, Rp / Rz <0.5
   tp (25% Rmax) = 50% ~ 75%
   Trench floor: R max≤10μm, Rp / Rz <0.5

4. Operating conditions
   Media: treated and dried, compressed air without lubricant (grease-coated after assembly).
   Working pressure: ≤1.2Mpa (12bar)
   Temperature: -30 ℃ ~ + 90 ℃
   Line Speed: ≤1m / s

5 Installation
   Careful installation is to ensure a good seal function prerequisites.
   The combination of dust seal pressed into the cavity from the outside. The outer edge of the ring snaps into the snap ring groove, so that the ring fixed in the cavity.