Model: BADUO
Material: Simrit 72 NBR 902

1 Features
Cylindrical: Rubber
Two springs respectively pressurized sealing lip
2 Materials

Simrit 72 NBR 902:
Nitrile rubber hardness of 72 Shore A
The metal skeleton: DIN1624 low carbon steel
Spring: 17223 spring steel
** Some size s are provided with two metal inserts, or one metal insert in suitable form.
3 operating conditions

Medium: mineral oils, synthetic oils, greases and
T: - 40 ° C to +100 ° C short term up to +120 ° C
v: to 5m / s
p: to 0.05MPa (0.5 bar), the maximum permissible value and other operating conditions.

4 Benefits

Sealing two separate media
Two springs respectively pressurized sealing lip
Reliable seal cavity, even though it is rough, a large thermal expansion and can be reliably combined cavity sealed.

Cavity and machining standard

Axis: Tolerance: ISO h 11
    Concentricity: IT 8
    Roughness R a = 0,2 - 0,8 m
        R z = 1,0 - 5,0 μm
        R max = <6,3 μm
    Hardness: 45-60 HRC
    Finish: None to the state, it is best to use horizontal feed grinding
    Cavity: Tolerance: ISO H8
    Roughness: R z = 10 - 25 μm

6 Install
Required by DIN3760, careful installation is a prerequisite to ensure good seals

Shaft ¢ D1 size range
BADUO: 25mm ~ 150mm