| Simmerring® and Rotary Seals |
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AS |
A |
AS |
AS |
AS |
B |
BS |
C |
CS |
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| Type |
BA…
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BA…SL
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BAUMX7
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BAUMSLX7
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BABSL
NBR FKM
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B1…
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B1...SL
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B2…
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B2…SL
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B2PT
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BAOF
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B1OF
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MSS-1
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Cassette
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Combi
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MSC
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| Special requirements |
High housing roughness
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High thermal expansion of the housing
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Usage in split housing
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| Tightness against plessure |
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| Very secure Simmering press fit |
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| High Simmering rigidity, rough fitting |
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Media to be sealed and operating conditions
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Mineral oils <+100oC |
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| Synthetic oils<+100oC |
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| Mineral oils>+80oC |
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| Synthetic oils >+80oC |
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| Greases |
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| Aggressive media |
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| Circumferential speed<≈10 m/s |
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to 6 m/s |
to 6 m/s |
to 6 m/s |
to 4 m/s |
to 5 m/s
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to 6 m/s |
Circumferential speed
>≈10 m/s |
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Operating pressure in MPa
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0,02-
0,05 |
0,02-
0,05 |
0,05 |
0,05 |
Diagr. |
Diagr. |
0,02-
0,05 |
0,02-
0,05 |
0,02-
0,05 |
0,02-
0,05 |
to 1 |
0,02-
0,05 |
0,02-
0,05 |
0,05 |
0,02-
0,05 |
0,02-
0,05 |
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High operating pressure
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Please enquire about special designs |
| Ingress of dirt |
Moderate to medium ingress of dirt from the outside |
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| Large ingress of dirt from the outside |
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| Foreign bodies on the inside |
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Explanation of abbreviations
BA = outer casing made of elastomer
B1 = one-piece metal housing
B2 = metal housing with metal insert
SL = dust lip (v = max 8 m/s)
X7 = grooved outer housing
FUD = sealing lipprodused in the tool
UM = sealing lip machined on the front face (predominantly for FKM)
U...X2 = sealing lip machined on the front face (predominantly for NBR)
* = Technical Principles
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PT = PTFE sealing lip
BAB = operating pressure
OF = without spring
= possible ussage
= preferred usage
BAU...X2 = preferred series
T = temperature
v = circumferential speed
p = pressure
** = → type information
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