Type TU4702
Technical Features
Double seal
Unbalanced
Single spring
Independent of direction of rotation
Elastomer bellows
Technical Data
Media: water, light oils, and mildly aggressive fluids
p1 = 0.3 MPa
t = -20 - 180 C
vg = 10 m/s
Materials
Seal face: silicon carbide, carbon graphite (resin impreg.)
Stationary Seats: silicon carbide, silicon nitride, Al-Oxide (99.5%)
Bellows: NBR, FPM
Housing parts: 1Cr18Ni9Ti
Spring: 1Cr18Ni9Ti
Secondary seals: NBR, FPM
| d | D | L | L1 | L2
|
|---|
| 20 | 35 | 46.5 | 6.5 | 8
|
| 25 | 40 | 52 | 6.5 | 8
|
| 28 | 43 | 52 | 6.5 | 8
|
| 30 | 45 | 54 | 7.5 | 9
|
| 32 | 48 | 64 | 7.5 | 9
|
| 35 | 50 | 64 | 7.5 | 9
|
| 40 | 58 | 64 | 7.5 | 9
|
| 45 | 63 | 71 | 8 | 9.5
|
| 50 | 70 | 71 | 8 | 9.5
|
| 55 | 75 | 75 | 8 | 9.5
|
| 60 | 80 | 77 | 8 | 9.5
|
